./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/trex01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/trex01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:58:09,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:58:09,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:58:09,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:58:09,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:58:09,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:58:09,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:58:10,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:58:10,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:58:10,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:58:10,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:58:10,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:58:10,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:58:10,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:58:10,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:58:10,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:58:10,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:58:10,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:58:10,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:58:10,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:58:10,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:58:10,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:58:10,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:58:10,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:58:10,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:58:10,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:58:10,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:58:10,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:58:10,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:58:10,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:58:10,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:58:10,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:58:10,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:58:10,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:58:10,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:58:10,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:58:10,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:58:10,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:58:10,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:58:10,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:58:10,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:58:10,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:58:10,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:58:10,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:58:10,129 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:58:10,129 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:58:10,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:58:10,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:58:10,131 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:58:10,131 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:58:10,132 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:58:10,132 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:58:10,133 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:58:10,134 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:58:10,134 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:58:10,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:58:10,134 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:58:10,135 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:58:10,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:58:10,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:58:10,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:58:10,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:58:10,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:58:10,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:58:10,136 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:58:10,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:58:10,137 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:58:10,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:58:10,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:58:10,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:58:10,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:58:10,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:58:10,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:58:10,140 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:58:10,140 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_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 [2022-10-17 10:58:10,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:58:10,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:58:10,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:58:10,463 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:58:10,464 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:58:10,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/loops/trex01-2.i [2022-10-17 10:58:10,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/data/6e599f1e1/536acdd768a342c888e426f0416eefa5/FLAGf2eb4c5b5 [2022-10-17 10:58:11,023 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:58:11,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/sv-benchmarks/c/loops/trex01-2.i [2022-10-17 10:58:11,034 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/data/6e599f1e1/536acdd768a342c888e426f0416eefa5/FLAGf2eb4c5b5 [2022-10-17 10:58:11,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/data/6e599f1e1/536acdd768a342c888e426f0416eefa5 [2022-10-17 10:58:11,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:58:11,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:58:11,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:58:11,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:58:11,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:58:11,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a168000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11, skipping insertion in model container [2022-10-17 10:58:11,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:58:11,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:58:11,624 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/sv-benchmarks/c/loops/trex01-2.i[895,908] [2022-10-17 10:58:11,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:58:11,648 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:58:11,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/sv-benchmarks/c/loops/trex01-2.i[895,908] [2022-10-17 10:58:11,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:58:11,680 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:58:11,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11 WrapperNode [2022-10-17 10:58:11,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:58:11,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:58:11,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:58:11,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:58:11,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,718 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 102 [2022-10-17 10:58:11,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:58:11,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:58:11,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:58:11,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:58:11,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,741 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:58:11,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:58:11,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:58:11,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:58:11,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (1/1) ... [2022-10-17 10:58:11,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:11,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:11,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:11,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:58:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:58:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:58:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:58:11,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:58:11,920 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:58:11,922 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:58:12,132 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:58:12,138 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:58:12,138 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 10:58:12,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:58:12 BoogieIcfgContainer [2022-10-17 10:58:12,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:58:12,141 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:58:12,141 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:58:12,145 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:58:12,146 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:58:12,146 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:58:11" (1/3) ... [2022-10-17 10:58:12,147 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d19cb4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:58:12, skipping insertion in model container [2022-10-17 10:58:12,147 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:58:12,147 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:11" (2/3) ... [2022-10-17 10:58:12,147 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d19cb4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:58:12, skipping insertion in model container [2022-10-17 10:58:12,147 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:58:12,148 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:58:12" (3/3) ... [2022-10-17 10:58:12,149 INFO L332 chiAutomizerObserver]: Analyzing ICFG trex01-2.i [2022-10-17 10:58:12,202 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:58:12,202 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:58:12,203 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:58:12,203 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:58:12,203 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:58:12,203 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:58:12,203 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:58:12,203 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:58:12,208 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:12,229 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-10-17 10:58:12,229 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:12,229 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:12,234 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:58:12,234 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:58:12,235 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:58:12,235 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:12,240 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-10-17 10:58:12,240 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:12,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:12,241 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:58:12,241 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:58:12,249 INFO L748 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 10#L50true assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 19#L27true assume !!(f_~k~0#1 <= 1073741823); 3#L30-2true [2022-10-17 10:58:12,249 INFO L750 eck$LassoCheckResult]: Loop: 3#L30-2true assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 3#L30-2true [2022-10-17 10:58:12,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:12,263 INFO L85 PathProgramCache]: Analyzing trace with hash 925609, now seen corresponding path program 1 times [2022-10-17 10:58:12,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:12,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408113093] [2022-10-17 10:58:12,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:12,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:12,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:12,451 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2022-10-17 10:58:12,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:12,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986592931] [2022-10-17 10:58:12,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:12,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:12,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:12,465 INFO L85 PathProgramCache]: Analyzing trace with hash 28693899, now seen corresponding path program 1 times [2022-10-17 10:58:12,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:12,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850540312] [2022-10-17 10:58:12,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:12,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:12,748 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:12,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:12,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:12,749 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:12,749 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:12,749 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:12,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:12,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:12,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration1_Lasso [2022-10-17 10:58:12,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:12,751 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:12,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,813 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,819 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:12,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:13,192 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:13,198 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:13,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:13,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:13,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:13,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:58:13,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-10-17 10:58:13,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:58:13,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-10-17 10:58:13,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,364 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:58:13,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,451 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:58:13,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:13,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:13,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:13,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,521 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:58:13,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,597 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:58:13,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,677 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:58:13,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,759 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:58:13,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,831 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:58:13,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,903 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:13,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:58:13,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:13,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:13,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:13,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:13,976 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:13,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:13,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:13,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:13,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:13,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:13,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:13,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:14,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:58:14,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:14,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,057 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:58:14,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:14,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:14,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:14,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:14,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:14,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:14,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:14,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:14,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:14,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,123 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:14,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:14,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:14,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:14,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:14,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:14,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:14,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:14,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:58:14,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:14,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,179 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:58:14,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:14,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:14,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:14,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:14,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:14,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:14,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:14,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:14,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:14,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,248 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:14,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:14,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:14,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:14,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:14,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:14,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:14,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:14,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:58:14,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:14,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,316 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:14,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:14,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:14,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:14,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:14,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:14,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:14,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:58:14,370 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:14,397 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:58:14,397 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:58:14,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:14,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:14,408 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:14,455 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:14,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:58:14,473 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:14,473 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:14,474 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~z~0#1, ULTIMATE.start_f_~k~0#1) = -1*ULTIMATE.start_f_~z~0#1 + 1*ULTIMATE.start_f_~k~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2022-10-17 10:58:14,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:14,506 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:14,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:58:14,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:14,634 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:14,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:14,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:14,692 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-10-17 10:58:14,694 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:14,819 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 98 states and 141 transitions. Complement of second has 7 states. [2022-10-17 10:58:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 105 transitions. [2022-10-17 10:58:14,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 4 letters. Loop has 1 letters. [2022-10-17 10:58:14,844 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:14,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 5 letters. Loop has 1 letters. [2022-10-17 10:58:14,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:14,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 4 letters. Loop has 2 letters. [2022-10-17 10:58:14,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:14,847 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 141 transitions. [2022-10-17 10:58:14,860 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2022-10-17 10:58:14,868 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 32 states and 40 transitions. [2022-10-17 10:58:14,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-10-17 10:58:14,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-10-17 10:58:14,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 40 transitions. [2022-10-17 10:58:14,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:58:14,872 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 40 transitions. [2022-10-17 10:58:14,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 40 transitions. [2022-10-17 10:58:14,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2022-10-17 10:58:14,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2022-10-17 10:58:14,902 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-10-17 10:58:14,902 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-10-17 10:58:14,902 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:58:14,903 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2022-10-17 10:58:14,906 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-10-17 10:58:14,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:14,907 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:14,908 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:58:14,910 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:58:14,910 INFO L748 eck$LassoCheckResult]: Stem: 205#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 193#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 194#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 196#L27-1 assume !!(f_~k~0#1 <= 1073741823); 208#L30-6 [2022-10-17 10:58:14,910 INFO L750 eck$LassoCheckResult]: Loop: 208#L30-6 assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 208#L30-6 [2022-10-17 10:58:14,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:14,916 INFO L85 PathProgramCache]: Analyzing trace with hash 927785, now seen corresponding path program 1 times [2022-10-17 10:58:14,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:14,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938784066] [2022-10-17 10:58:14,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:14,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:14,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:14,950 INFO L85 PathProgramCache]: Analyzing trace with hash 119, now seen corresponding path program 1 times [2022-10-17 10:58:14,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:14,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940661157] [2022-10-17 10:58:14,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:14,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:14,958 INFO L85 PathProgramCache]: Analyzing trace with hash 28761423, now seen corresponding path program 1 times [2022-10-17 10:58:14,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:14,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211068710] [2022-10-17 10:58:14,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:14,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:14,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:15,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,125 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:15,125 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:15,125 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:15,125 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:15,126 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:15,126 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,126 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:15,126 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:15,126 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration2_Lasso [2022-10-17 10:58:15,126 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:15,126 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:15,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,135 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,143 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,151 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,155 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,205 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,208 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,217 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,221 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,234 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,241 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:15,439 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:15,439 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:15,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,443 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:58:15,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,508 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:58:15,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,582 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:58:15,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,662 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:58:15,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,727 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:58:15,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,801 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:58:15,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,863 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:15,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:15,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:15,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:15,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:58:15,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,926 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:58:15,928 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 [2022-10-17 10:58:15,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:15,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:15,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:15,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:15,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:15,937 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:15,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:15,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:15,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:15,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:15,985 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:15,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:58:16,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:16,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,064 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:58:16,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-10-17 10:58:16,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,118 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:58:16,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-10-17 10:58:16,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,154 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:58:16,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,165 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:16,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,231 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:58:16,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:16,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,299 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:58:16,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 10:58:16,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,364 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:58:16,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:16,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,403 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:58:16,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:16,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:16,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:16,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:16,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-10-17 10:58:16,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,433 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:58:16,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:16,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:16,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:16,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:16,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:16,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:16,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:16,478 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:16,486 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-10-17 10:58:16,486 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:58:16,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:16,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:16,494 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:16,496 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:16,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:58:16,515 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:16,515 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:16,515 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~k~0#1, ULTIMATE.start_f_~z~0#1) = 1*ULTIMATE.start_f_~k~0#1 - 1*ULTIMATE.start_f_~z~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2022-10-17 10:58:16,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-10-17 10:58:16,544 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:16,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:16,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:58:16,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:16,607 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:16,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:16,608 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-10-17 10:58:16,608 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:16,661 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 6 states. [2022-10-17 10:58:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-10-17 10:58:16,666 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 4 letters. Loop has 1 letters. [2022-10-17 10:58:16,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:16,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 1 letters. [2022-10-17 10:58:16,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:16,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 4 letters. Loop has 2 letters. [2022-10-17 10:58:16,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:16,667 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2022-10-17 10:58:16,670 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2022-10-17 10:58:16,676 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 42 transitions. [2022-10-17 10:58:16,676 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-10-17 10:58:16,676 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-10-17 10:58:16,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 42 transitions. [2022-10-17 10:58:16,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:58:16,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 42 transitions. [2022-10-17 10:58:16,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 42 transitions. [2022-10-17 10:58:16,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 27. [2022-10-17 10:58:16,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 26 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-10-17 10:58:16,681 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-10-17 10:58:16,681 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-10-17 10:58:16,681 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:58:16,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2022-10-17 10:58:16,685 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:58:16,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:16,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:16,688 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:16,688 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:16,689 INFO L748 eck$LassoCheckResult]: Stem: 322#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 310#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 311#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 312#L27 assume !!(f_~k~0#1 <= 1073741823); 301#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 302#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 318#L18 assume !(0 == __VERIFIER_assert_~cond#1); 315#L18-2 assume { :end_inline___VERIFIER_assert } true; 316#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 323#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 319#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 320#L38-2 [2022-10-17 10:58:16,689 INFO L750 eck$LassoCheckResult]: Loop: 320#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 324#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 320#L38-2 [2022-10-17 10:58:16,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:16,690 INFO L85 PathProgramCache]: Analyzing trace with hash 791741115, now seen corresponding path program 1 times [2022-10-17 10:58:16,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:16,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812689590] [2022-10-17 10:58:16,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:16,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:16,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:16,732 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 1 times [2022-10-17 10:58:16,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:16,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394570117] [2022-10-17 10:58:16,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:16,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:16,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:16,745 INFO L85 PathProgramCache]: Analyzing trace with hash 654002018, now seen corresponding path program 1 times [2022-10-17 10:58:16,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:16,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356199139] [2022-10-17 10:58:16,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:16,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:16,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:16,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,108 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:17,108 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:17,108 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:17,108 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:17,109 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:17,109 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,109 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:17,109 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:17,109 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration3_Lasso [2022-10-17 10:58:17,109 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:17,109 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:17,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,135 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,189 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:17,427 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:17,427 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:17,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,428 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,444 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:58:17,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,503 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:58:17,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,579 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:58:17,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,647 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:58:17,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:17,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:17,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:17,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-10-17 10:58:17,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,707 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:58:17,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,780 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:58:17,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:17,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:17,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:17,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-10-17 10:58:17,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,811 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:58:17,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:17,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:17,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:17,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 10:58:17,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,842 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:58:17,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-10-17 10:58:17,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,917 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:58:17,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:17,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:17,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:17,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:17,969 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:17,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:58:17,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:17,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:17,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:17,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:17,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:17,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:17,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:17,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-10-17 10:58:18,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,025 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:58:18,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:18,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:18,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,060 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:58:18,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:18,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:18,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-10-17 10:58:18,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,106 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:18,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:18,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:18,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:58:18,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,192 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:18,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:18,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:18,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:58:18,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,252 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:58:18,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:18,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:18,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:18,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,296 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:58:18,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:18,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:18,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,331 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:58:18,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:18,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:18,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:18,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:18,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,367 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:58:18,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:18,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:18,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:18,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:18,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:18,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:18,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:18,408 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:18,420 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-10-17 10:58:18,420 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-10-17 10:58:18,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:18,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:18,421 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:18,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:58:18,434 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:18,443 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:18,443 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:18,443 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-10-17 10:58:18,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:18,467 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:18,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:18,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:18,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:18,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:18,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:18,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:18,603 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:18,603 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:18,647 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 42 transitions. Complement of second has 6 states. [2022-10-17 10:58:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2022-10-17 10:58:18,650 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 2 letters. [2022-10-17 10:58:18,650 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:18,650 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 13 letters. Loop has 2 letters. [2022-10-17 10:58:18,650 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:18,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 4 letters. [2022-10-17 10:58:18,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:18,651 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. [2022-10-17 10:58:18,655 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:58:18,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 32 states and 41 transitions. [2022-10-17 10:58:18,657 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2022-10-17 10:58:18,658 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-10-17 10:58:18,658 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 41 transitions. [2022-10-17 10:58:18,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:18,658 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-10-17 10:58:18,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 41 transitions. [2022-10-17 10:58:18,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2022-10-17 10:58:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 40 transitions. [2022-10-17 10:58:18,668 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-10-17 10:58:18,668 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-10-17 10:58:18,668 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:58:18,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 40 transitions. [2022-10-17 10:58:18,670 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:58:18,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:18,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:18,671 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:18,671 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:18,672 INFO L748 eck$LassoCheckResult]: Stem: 457#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 444#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 445#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 447#L27-1 assume !!(f_~k~0#1 <= 1073741823); 463#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 464#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 451#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 440#L18-5 assume { :end_inline___VERIFIER_assert } true; 441#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 443#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 448#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 438#L38-5 [2022-10-17 10:58:18,672 INFO L750 eck$LassoCheckResult]: Loop: 438#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 439#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 438#L38-5 [2022-10-17 10:58:18,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:18,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1371676417, now seen corresponding path program 1 times [2022-10-17 10:58:18,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:18,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972432424] [2022-10-17 10:58:18,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:18,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:18,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:18,721 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 1 times [2022-10-17 10:58:18,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:18,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276496774] [2022-10-17 10:58:18,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:18,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:18,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:18,730 INFO L85 PathProgramCache]: Analyzing trace with hash 373927206, now seen corresponding path program 1 times [2022-10-17 10:58:18,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:18,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713996634] [2022-10-17 10:58:18,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:18,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:18,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:19,028 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:19,029 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:19,029 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:19,029 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:19,029 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:19,029 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,029 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:19,029 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:19,029 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration4_Lasso [2022-10-17 10:58:19,029 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:19,029 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:19,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,043 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,103 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,105 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:19,355 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:19,356 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:19,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,357 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:58:19,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:19,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:19,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:19,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-10-17 10:58:19,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,391 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:58:19,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:19,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,433 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:58:19,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,444 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-10-17 10:58:19,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,506 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:58:19,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:19,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:19,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:19,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-10-17 10:58:19,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,544 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:58:19,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:19,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:19,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:19,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:58:19,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,575 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:58:19,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:19,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:19,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:19,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:19,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,607 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:58:19,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,616 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:19,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,639 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:58:19,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:19,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,714 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:58:19,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:19,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-10-17 10:58:19,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,748 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:58:19,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:19,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:19,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:19,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:19,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:19,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:19,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:19,790 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:19,800 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:58:19,800 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-10-17 10:58:19,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:19,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:19,811 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:19,814 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:19,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-10-17 10:58:19,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:58:19,824 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:19,824 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:19,824 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-10-17 10:58:19,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:19,855 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:19,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:19,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:19,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:19,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:19,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:19,961 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:19,961 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:20,005 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 37 states and 48 transitions. Complement of second has 6 states. [2022-10-17 10:58:20,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2022-10-17 10:58:20,007 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 2 letters. [2022-10-17 10:58:20,008 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:20,008 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 13 letters. Loop has 2 letters. [2022-10-17 10:58:20,008 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:20,008 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 4 letters. [2022-10-17 10:58:20,009 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:20,009 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 48 transitions. [2022-10-17 10:58:20,010 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:58:20,010 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 36 states and 47 transitions. [2022-10-17 10:58:20,011 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-10-17 10:58:20,011 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-10-17 10:58:20,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 47 transitions. [2022-10-17 10:58:20,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:20,012 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 47 transitions. [2022-10-17 10:58:20,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 47 transitions. [2022-10-17 10:58:20,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2022-10-17 10:58:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 34 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2022-10-17 10:58:20,015 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-10-17 10:58:20,015 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-10-17 10:58:20,015 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:58:20,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 46 transitions. [2022-10-17 10:58:20,016 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:58:20,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:20,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:20,017 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:20,017 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:58:20,017 INFO L748 eck$LassoCheckResult]: Stem: 603#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 589#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 590#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 591#L27 assume !!(f_~k~0#1 <= 1073741823); 577#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 578#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 598#L18 assume !(0 == __VERIFIER_assert_~cond#1); 594#L18-2 assume { :end_inline___VERIFIER_assert } true; 595#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 604#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 599#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 600#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 608#L38 assume 0 != f_~c~0#1 % 256; 601#L39 [2022-10-17 10:58:20,017 INFO L750 eck$LassoCheckResult]: Loop: 601#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 602#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 605#L38 assume 0 != f_~c~0#1 % 256; 601#L39 [2022-10-17 10:58:20,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:20,018 INFO L85 PathProgramCache]: Analyzing trace with hash 654002014, now seen corresponding path program 1 times [2022-10-17 10:58:20,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:20,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633353333] [2022-10-17 10:58:20,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:20,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,042 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:20,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:20,043 INFO L85 PathProgramCache]: Analyzing trace with hash 93186, now seen corresponding path program 1 times [2022-10-17 10:58:20,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:20,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522982706] [2022-10-17 10:58:20,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:20,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:20,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:20,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1402407813, now seen corresponding path program 1 times [2022-10-17 10:58:20,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:20,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922496989] [2022-10-17 10:58:20,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:20,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:20,132 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:20,132 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:20,133 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:20,133 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:20,133 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:58:20,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:20,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:20,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Loop [2022-10-17 10:58:20,133 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:20,134 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:20,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,258 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:20,259 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:58:20,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:20,266 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:20,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:58:20,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:20,270 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:20,292 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:20,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:20,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:20,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:20,323 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:20,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:58:20,324 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:20,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:20,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-10-17 10:58:20,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:20,352 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:20,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:58:20,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:58:20,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:20,380 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:20,380 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-1}, {ULTIMATE.start_f_~z~0#1=0}, {ULTIMATE.start_f_~z~0#1=0}] Lambdas: [1, 6, 0] Nus: [1, 1] [2022-10-17 10:58:20,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-10-17 10:58:20,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:20,405 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:20,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:58:20,406 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:20,406 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:20,424 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:20,424 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=224, ULTIMATE.start_f_#t~nondet4#1=224} Honda state: {ULTIMATE.start_f_~c~0#1=224, ULTIMATE.start_f_#t~nondet4#1=224} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:20,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-10-17 10:58:20,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:20,444 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:20,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:58:20,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:20,445 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:20,465 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:20,465 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=191, ULTIMATE.start_f_#t~nondet5#1=-65} Honda state: {ULTIMATE.start_f_~y~0#1=191, ULTIMATE.start_f_#t~nondet5#1=-65} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:20,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-10-17 10:58:20,770 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:20,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:20,770 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:20,770 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:20,770 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:20,770 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:20,771 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:20,771 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:20,771 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Lasso [2022-10-17 10:58:20,771 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:20,771 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:20,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,777 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,802 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,808 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:20,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:21,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,208 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:21,208 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:21,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,210 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:58:21,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-10-17 10:58:21,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,260 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:58:21,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-10-17 10:58:21,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,294 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:58:21,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-10-17 10:58:21,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,329 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:58:21,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,370 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:58:21,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:21,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:21,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:21,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-10-17 10:58:21,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,400 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:58:21,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:21,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:21,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:21,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,483 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:58:21,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-10-17 10:58:21,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,539 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:58:21,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,608 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:58:21,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,646 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:58:21,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,681 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:58:21,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-10-17 10:58:21,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,716 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 10:58:21,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:21,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:21,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:21,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-10-17 10:58:21,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,747 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:58:21,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,779 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:58:21,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,813 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:58:21,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,875 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:58:21,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:21,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:21,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:21,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:21,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,905 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 10:58:21,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:21,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-10-17 10:58:21,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,948 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:21,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 10:58:21,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:21,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:21,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:21,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:21,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:21,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:21,982 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:21,989 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:58:21,990 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:58:21,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:21,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:21,996 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:21,997 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:22,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 10:58:22,009 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:22,009 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:22,010 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~d#1, ULTIMATE.start_f_~x~0#1) = -1*ULTIMATE.start_f_~d#1 + 1*ULTIMATE.start_f_~x~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-10-17 10:58:22,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:22,033 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:22,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:22,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:22,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:22,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:22,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:22,159 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-10-17 10:58:22,159 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 46 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:22,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 46 transitions. cyclomatic complexity: 17. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 59 transitions. Complement of second has 7 states. [2022-10-17 10:58:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:22,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-10-17 10:58:22,208 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 3 letters. [2022-10-17 10:58:22,209 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:22,209 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 16 letters. Loop has 3 letters. [2022-10-17 10:58:22,209 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:22,209 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 6 letters. [2022-10-17 10:58:22,210 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:22,210 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 59 transitions. [2022-10-17 10:58:22,211 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-10-17 10:58:22,212 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 41 states and 54 transitions. [2022-10-17 10:58:22,212 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-10-17 10:58:22,212 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-10-17 10:58:22,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2022-10-17 10:58:22,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:22,212 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-10-17 10:58:22,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2022-10-17 10:58:22,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2022-10-17 10:58:22,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.325) internal successors, (53), 39 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:22,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2022-10-17 10:58:22,216 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-10-17 10:58:22,216 INFO L428 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-10-17 10:58:22,216 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:58:22,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2022-10-17 10:58:22,217 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-10-17 10:58:22,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:22,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:22,218 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:22,218 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:58:22,218 INFO L748 eck$LassoCheckResult]: Stem: 770#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 755#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 756#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 758#L27-1 assume !!(f_~k~0#1 <= 1073741823); 775#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 776#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 762#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 752#L18-5 assume { :end_inline___VERIFIER_assert } true; 753#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 754#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 759#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 763#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 750#L38-3 assume 0 != f_~c~0#1 % 256; 751#L39-1 [2022-10-17 10:58:22,218 INFO L750 eck$LassoCheckResult]: Loop: 751#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 746#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 747#L38-3 assume 0 != f_~c~0#1 % 256; 751#L39-1 [2022-10-17 10:58:22,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:22,219 INFO L85 PathProgramCache]: Analyzing trace with hash 373927202, now seen corresponding path program 1 times [2022-10-17 10:58:22,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:22,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961328619] [2022-10-17 10:58:22,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:22,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:22,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:22,239 INFO L85 PathProgramCache]: Analyzing trace with hash 160710, now seen corresponding path program 1 times [2022-10-17 10:58:22,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:22,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801456548] [2022-10-17 10:58:22,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:22,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,249 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:22,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:22,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1479760123, now seen corresponding path program 1 times [2022-10-17 10:58:22,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:22,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127110483] [2022-10-17 10:58:22,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:22,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:22,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:22,317 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:22,317 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:22,317 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:22,317 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:22,318 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:58:22,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:22,318 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:22,318 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Loop [2022-10-17 10:58:22,318 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:22,318 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:22,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,330 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,444 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:22,444 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:58:22,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:22,445 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:22,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 10:58:22,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:22,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:22,492 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:22,492 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:22,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:22,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:22,512 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:22,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 10:58:22,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:22,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:22,531 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:22,532 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=10, ULTIMATE.start_f_#t~nondet4#1=10} Honda state: {ULTIMATE.start_f_~c~0#1=10, ULTIMATE.start_f_#t~nondet4#1=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:22,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-10-17 10:58:22,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:22,553 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:22,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-10-17 10:58:22,555 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:22,555 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:22,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-10-17 10:58:22,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:22,584 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:22,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-10-17 10:58:22,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:58:22,585 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:22,605 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:22,605 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-1}, {ULTIMATE.start_f_~z~0#1=0}, {ULTIMATE.start_f_~z~0#1=0}] Lambdas: [1, 6, 0] Nus: [1, 1] [2022-10-17 10:58:22,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-10-17 10:58:22,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:22,626 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:22,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-10-17 10:58:22,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:58:22,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:58:22,645 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:58:22,645 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=192, ULTIMATE.start_f_#t~nondet5#1=-64} Honda state: {ULTIMATE.start_f_~y~0#1=192, ULTIMATE.start_f_#t~nondet5#1=-64} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:58:22,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-10-17 10:58:22,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:22,953 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:22,953 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:22,953 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:22,953 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:22,954 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:22,954 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:22,954 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:22,954 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:22,954 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Lasso [2022-10-17 10:58:22,954 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:22,954 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:22,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,975 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:22,993 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:23,333 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:23,333 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:23,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,334 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-10-17 10:58:23,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-10-17 10:58:23,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,367 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-10-17 10:58:23,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-10-17 10:58:23,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,402 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-10-17 10:58:23,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:23,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,476 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:23,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:23,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:23,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-10-17 10:58:23,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:23,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,546 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:23,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:23,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:23,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-10-17 10:58:23,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:23,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,605 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-10-17 10:58:23,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-10-17 10:58:23,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,639 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-10-17 10:58:23,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-10-17 10:58:23,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,682 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-10-17 10:58:23,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-10-17 10:58:23,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,719 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-10-17 10:58:23,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:23,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:23,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,760 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-10-17 10:58:23,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:23,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:23,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:23,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:23,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:23,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:23,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:23,791 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:23,799 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:58:23,799 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-10-17 10:58:23,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:23,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:23,803 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:23,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-10-17 10:58:23,804 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:23,811 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:23,812 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:23,812 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~d#1, ULTIMATE.start_f_~x~0#1) = -1*ULTIMATE.start_f_~d#1 + 1*ULTIMATE.start_f_~x~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-10-17 10:58:23,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-10-17 10:58:23,836 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:23,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:23,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:23,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:23,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:23,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:23,971 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-10-17 10:58:23,972 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 20 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:24,028 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 20. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 66 transitions. Complement of second has 7 states. [2022-10-17 10:58:24,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:24,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:24,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-10-17 10:58:24,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 3 letters. [2022-10-17 10:58:24,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:24,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 16 letters. Loop has 3 letters. [2022-10-17 10:58:24,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:24,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 6 letters. [2022-10-17 10:58:24,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:24,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 66 transitions. [2022-10-17 10:58:24,036 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:24,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 46 states and 61 transitions. [2022-10-17 10:58:24,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-10-17 10:58:24,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-10-17 10:58:24,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 61 transitions. [2022-10-17 10:58:24,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:24,040 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2022-10-17 10:58:24,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 61 transitions. [2022-10-17 10:58:24,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 45. [2022-10-17 10:58:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 44 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2022-10-17 10:58:24,054 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2022-10-17 10:58:24,054 INFO L428 stractBuchiCegarLoop]: Abstraction has 45 states and 60 transitions. [2022-10-17 10:58:24,054 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-10-17 10:58:24,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 60 transitions. [2022-10-17 10:58:24,055 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:24,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:24,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:24,056 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:24,057 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:24,057 INFO L748 eck$LassoCheckResult]: Stem: 946#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 931#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 932#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 933#L27 assume !!(f_~k~0#1 <= 1073741823); 919#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 920#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 940#L18 assume !(0 == __VERIFIER_assert_~cond#1); 936#L18-2 assume { :end_inline___VERIFIER_assert } true; 937#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 949#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 944#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 945#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 957#L38 assume 0 != f_~c~0#1 % 256; 941#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 942#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 963#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 950#L38-2 [2022-10-17 10:58:24,057 INFO L750 eck$LassoCheckResult]: Loop: 950#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 951#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 950#L38-2 [2022-10-17 10:58:24,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:24,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1402407817, now seen corresponding path program 1 times [2022-10-17 10:58:24,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:24,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594424782] [2022-10-17 10:58:24,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:24,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:24,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:24,116 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 2 times [2022-10-17 10:58:24,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:24,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433355511] [2022-10-17 10:58:24,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:24,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:24,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:24,124 INFO L85 PathProgramCache]: Analyzing trace with hash -905816912, now seen corresponding path program 2 times [2022-10-17 10:58:24,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:24,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577963325] [2022-10-17 10:58:24,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:24,152 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:24,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:24,576 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:24,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:24,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:24,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:24,576 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:24,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:24,576 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:24,576 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:24,576 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration7_Lasso [2022-10-17 10:58:24,576 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:24,576 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:24,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,678 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,682 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,684 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:24,934 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:24,935 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:24,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:24,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:24,941 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:24,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-10-17 10:58:24,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:24,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:24,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:24,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:24,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:24,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:24,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:24,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:24,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:24,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:24,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:24,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:24,972 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:24,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-10-17 10:58:24,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:24,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:24,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:24,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:24,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:24,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:24,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:24,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:25,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-10-17 10:58:25,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:25,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:25,005 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:25,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-10-17 10:58:25,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:25,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:25,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:25,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:25,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:25,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:25,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:25,022 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:25,033 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:58:25,033 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-10-17 10:58:25,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:25,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:25,038 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:25,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-10-17 10:58:25,039 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:25,047 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:25,047 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:25,047 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-10-17 10:58:25,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-10-17 10:58:25,070 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:25,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:25,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:25,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:25,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:25,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:25,201 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:25,201 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 60 transitions. cyclomatic complexity: 23 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:25,232 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 60 transitions. cyclomatic complexity: 23. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 82 transitions. Complement of second has 6 states. [2022-10-17 10:58:25,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-10-17 10:58:25,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 2 letters. [2022-10-17 10:58:25,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:25,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:25,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:25,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 4 letters. [2022-10-17 10:58:25,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:25,235 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 82 transitions. [2022-10-17 10:58:25,236 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:25,237 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 55 states and 72 transitions. [2022-10-17 10:58:25,237 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2022-10-17 10:58:25,237 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-10-17 10:58:25,237 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 72 transitions. [2022-10-17 10:58:25,238 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:25,238 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 72 transitions. [2022-10-17 10:58:25,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 72 transitions. [2022-10-17 10:58:25,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2022-10-17 10:58:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.320754716981132) internal successors, (70), 52 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2022-10-17 10:58:25,242 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 70 transitions. [2022-10-17 10:58:25,242 INFO L428 stractBuchiCegarLoop]: Abstraction has 53 states and 70 transitions. [2022-10-17 10:58:25,242 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-10-17 10:58:25,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 70 transitions. [2022-10-17 10:58:25,243 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:25,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:25,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:25,244 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:25,244 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:25,244 INFO L748 eck$LassoCheckResult]: Stem: 1144#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1131#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1133#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1153#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1154#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1137#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1124#L18-5 assume { :end_inline___VERIFIER_assert } true; 1125#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1129#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1134#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1119#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1120#L38-3 assume 0 != f_~c~0#1 % 256; 1145#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1146#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1160#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1127#L38-5 [2022-10-17 10:58:25,244 INFO L750 eck$LassoCheckResult]: Loop: 1127#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1126#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1127#L38-5 [2022-10-17 10:58:25,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:25,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1479760119, now seen corresponding path program 1 times [2022-10-17 10:58:25,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:25,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589434571] [2022-10-17 10:58:25,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:25,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,266 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:25,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:25,267 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 2 times [2022-10-17 10:58:25,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:25,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770361451] [2022-10-17 10:58:25,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:25,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:25,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:25,275 INFO L85 PathProgramCache]: Analyzing trace with hash -415295312, now seen corresponding path program 2 times [2022-10-17 10:58:25,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:25,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519125940] [2022-10-17 10:58:25,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:25,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:25,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:25,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-10-17 10:58:25,693 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:25,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:25,694 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:25,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:25,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:25,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:25,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:25,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:25,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration8_Lasso [2022-10-17 10:58:25,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:25,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:25,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,712 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,732 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,740 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,760 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:25,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:26,061 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:26,061 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:26,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,062 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:26,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:26,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:26,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:26,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:26,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:26,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:26,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-10-17 10:58:26,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:26,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:26,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,130 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:26,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:26,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:26,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:26,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:26,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:26,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:26,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-10-17 10:58:26,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:26,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:26,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,192 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:26,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:26,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:26,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:26,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:26,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:26,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:26,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-10-17 10:58:26,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:26,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-10-17 10:58:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,243 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-10-17 10:58:26,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:26,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:26,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:26,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:26,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:26,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:26,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:26,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:26,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:26,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:26,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,274 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-10-17 10:58:26,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:26,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:26,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:26,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:26,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:26,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:26,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:26,293 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:26,305 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-10-17 10:58:26,305 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-10-17 10:58:26,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:26,306 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:26,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-10-17 10:58:26,307 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:26,315 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:26,315 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:26,315 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-10-17 10:58:26,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:26,339 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:26,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:26,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:26,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:26,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:26,446 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:26,446 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 70 transitions. cyclomatic complexity: 27 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:26,484 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 70 transitions. cyclomatic complexity: 27. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 71 states and 92 transitions. Complement of second has 6 states. [2022-10-17 10:58:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:26,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-10-17 10:58:26,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 2 letters. [2022-10-17 10:58:26,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:26,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:26,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:26,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 4 letters. [2022-10-17 10:58:26,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:26,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 92 transitions. [2022-10-17 10:58:26,488 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:26,489 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 63 states and 82 transitions. [2022-10-17 10:58:26,489 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2022-10-17 10:58:26,489 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-10-17 10:58:26,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 82 transitions. [2022-10-17 10:58:26,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:26,490 INFO L218 hiAutomatonCegarLoop]: Abstraction has 63 states and 82 transitions. [2022-10-17 10:58:26,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 82 transitions. [2022-10-17 10:58:26,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2022-10-17 10:58:26,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.3114754098360655) internal successors, (80), 60 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:26,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 80 transitions. [2022-10-17 10:58:26,494 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 80 transitions. [2022-10-17 10:58:26,494 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 80 transitions. [2022-10-17 10:58:26,494 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-10-17 10:58:26,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 80 transitions. [2022-10-17 10:58:26,495 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:58:26,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:26,496 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:26,496 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:26,496 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:26,497 INFO L748 eck$LassoCheckResult]: Stem: 1358#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1344#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1345#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1346#L27 assume !!(f_~k~0#1 <= 1073741823); 1329#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 1330#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1352#L18 assume !(0 == __VERIFIER_assert_~cond#1); 1349#L18-2 assume { :end_inline___VERIFIER_assert } true; 1350#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1362#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1356#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1357#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1374#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1375#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1376#L38 assume 0 != f_~c~0#1 % 256; 1384#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1383#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1381#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1363#L38-2 [2022-10-17 10:58:26,497 INFO L750 eck$LassoCheckResult]: Loop: 1363#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1364#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1363#L38-2 [2022-10-17 10:58:26,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:26,497 INFO L85 PathProgramCache]: Analyzing trace with hash -795830462, now seen corresponding path program 3 times [2022-10-17 10:58:26,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:26,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818338389] [2022-10-17 10:58:26,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:26,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:26,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:26,519 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 3 times [2022-10-17 10:58:26,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:26,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766943149] [2022-10-17 10:58:26,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:26,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:26,526 INFO L85 PathProgramCache]: Analyzing trace with hash -288893399, now seen corresponding path program 4 times [2022-10-17 10:58:26,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:26,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588025741] [2022-10-17 10:58:26,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:26,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:26,547 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:26,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:26,989 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:26,989 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:26,989 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:26,989 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:26,989 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:26,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:26,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:26,990 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:26,990 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration9_Lasso [2022-10-17 10:58:26,990 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:26,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:26,992 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:26,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:27,363 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:27,363 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:27,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,365 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:27,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:27,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:27,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-10-17 10:58:27,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-10-17 10:58:27,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,410 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-10-17 10:58:27,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:27,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,444 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-10-17 10:58:27,445 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 [2022-10-17 10:58:27,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-10-17 10:58:27,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,477 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-10-17 10:58:27,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2022-10-17 10:58:27,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,510 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-10-17 10:58:27,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:27,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,543 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-10-17 10:58:27,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,553 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-10-17 10:58:27,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,577 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-10-17 10:58:27,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:27,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:27,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:27,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:27,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:27,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,608 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-10-17 10:58:27,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:27,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:27,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:27,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:27,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:27,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:27,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:27,646 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:27,661 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-10-17 10:58:27,661 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-10-17 10:58:27,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:27,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:27,666 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:27,671 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:27,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-10-17 10:58:27,699 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:27,699 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:27,699 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [-1*ULTIMATE.start_f_~x~0#1 + 999999*ULTIMATE.start_f_~d#1 >= 0] [2022-10-17 10:58:27,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:27,736 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:27,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:27,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:27,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:27,878 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:27,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:27,902 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-10-17 10:58:27,902 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:27,978 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 87 transitions. Complement of second has 9 states. [2022-10-17 10:58:27,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-10-17 10:58:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-10-17 10:58:27,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 41 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:27,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:27,980 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:58:28,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:28,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:28,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:28,120 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:28,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:28,143 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2022-10-17 10:58:28,144 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:28,220 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 87 transitions. Complement of second has 9 states. [2022-10-17 10:58:28,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-10-17 10:58:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:28,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-10-17 10:58:28,222 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 41 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:28,222 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:28,222 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:58:28,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:28,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:28,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:28,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:28,398 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:58:28,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:28,423 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-10-17 10:58:28,423 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:28,507 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 89 transitions. Complement of second has 8 states. [2022-10-17 10:58:28,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-10-17 10:58:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 43 transitions. [2022-10-17 10:58:28,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:28,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:28,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 20 letters. Loop has 2 letters. [2022-10-17 10:58:28,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:28,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 18 letters. Loop has 4 letters. [2022-10-17 10:58:28,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:28,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 89 transitions. [2022-10-17 10:58:28,511 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:58:28,511 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 32 states and 41 transitions. [2022-10-17 10:58:28,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-10-17 10:58:28,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-10-17 10:58:28,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 41 transitions. [2022-10-17 10:58:28,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:58:28,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-10-17 10:58:28,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 41 transitions. [2022-10-17 10:58:28,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-10-17 10:58:28,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.28125) internal successors, (41), 31 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-10-17 10:58:28,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-10-17 10:58:28,515 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-10-17 10:58:28,515 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-10-17 10:58:28,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 41 transitions. [2022-10-17 10:58:28,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:58:28,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:58:28,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:58:28,516 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:58:28,516 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:58:28,517 INFO L748 eck$LassoCheckResult]: Stem: 1857#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1858#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1874#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1875#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1877#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1878#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1880#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1868#L18-5 assume { :end_inline___VERIFIER_assert } true; 1869#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1870#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1876#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1859#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1861#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1888#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1882#L38-3 assume 0 != f_~c~0#1 % 256; 1883#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1886#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1884#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1865#L38-5 [2022-10-17 10:58:28,517 INFO L750 eck$LassoCheckResult]: Loop: 1865#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1864#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1865#L38-5 [2022-10-17 10:58:28,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:28,517 INFO L85 PathProgramCache]: Analyzing trace with hash -305308862, now seen corresponding path program 3 times [2022-10-17 10:58:28,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:28,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541694749] [2022-10-17 10:58:28,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,537 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:28,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:28,538 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 3 times [2022-10-17 10:58:28,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:28,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889880469] [2022-10-17 10:58:28,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:28,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:28,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:28,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1344036183, now seen corresponding path program 4 times [2022-10-17 10:58:28,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:58:28,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704319217] [2022-10-17 10:58:28,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:58:28,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:58:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:58:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:58:28,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:58:28,957 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:58:28,957 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:58:28,957 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:58:28,957 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:58:28,957 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:58:28,957 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:28,957 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:58:28,957 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:58:28,957 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration10_Lasso [2022-10-17 10:58:28,957 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:58:28,957 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:58:28,958 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:28,986 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,043 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:58:29,326 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:58:29,326 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:58:29,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,327 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-10-17 10:58:29,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,361 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-10-17 10:58:29,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,394 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-10-17 10:58:29,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:29,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:29,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:29,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,426 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-10-17 10:58:29,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:29,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:29,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:29,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,474 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-10-17 10:58:29,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,510 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-10-17 10:58:29,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-10-17 10:58:29,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,542 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-10-17 10:58:29,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,575 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-10-17 10:58:29,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-10-17 10:58:29,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,608 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-10-17 10:58:29,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,643 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-10-17 10:58:29,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,677 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-10-17 10:58:29,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,710 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-10-17 10:58:29,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,742 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-10-17 10:58:29,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:29,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:29,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:29,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,774 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-10-17 10:58:29,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,806 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-10-17 10:58:29,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-10-17 10:58:29,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,839 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-10-17 10:58:29,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-10-17 10:58:29,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,873 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-10-17 10:58:29,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,905 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-10-17 10:58:29,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:29,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,937 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-10-17 10:58:29,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:29,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:29,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:29,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-10-17 10:58:29,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:29,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:29,973 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:29,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-10-17 10:58:29,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:29,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:29,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:29,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:29,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:29,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:29,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:29,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:29,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:30,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-10-17 10:58:30,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:30,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:30,002 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:30,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-10-17 10:58:30,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:30,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:30,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:30,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:30,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:30,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:30,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:30,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:30,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:30,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:30,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:30,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:30,032 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:30,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-10-17 10:58:30,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:58:30,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:30,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:58:30,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:30,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:30,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:30,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:58:30,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:58:30,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:58:30,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-10-17 10:58:30,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:30,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:30,062 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:30,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-10-17 10:58:30,063 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 [2022-10-17 10:58:30,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:58:30,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:58:30,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:58:30,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:58:30,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:58:30,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:58:30,080 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:58:30,092 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-10-17 10:58:30,092 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-10-17 10:58:30,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:58:30,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:58:30,093 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:58:30,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-10-17 10:58:30,094 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:58:30,103 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:58:30,103 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:58:30,103 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-10-17 10:58:30,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:30,125 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-10-17 10:58:30,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:30,250 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:30,251 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,274 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 6 states. [2022-10-17 10:58:30,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-10-17 10:58:30,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:30,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:30,276 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:58:30,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:30,386 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:30,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,409 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 6 states. [2022-10-17 10:58:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-10-17 10:58:30,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:30,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:30,411 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:58:30,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:58:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:58:30,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:58:30,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:58:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:58:30,522 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:58:30,522 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,547 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43 states and 54 transitions. Complement of second has 5 states. [2022-10-17 10:58:30,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:58:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:58:30,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2022-10-17 10:58:30,548 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 18 letters. Loop has 2 letters. [2022-10-17 10:58:30,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:30,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 20 letters. Loop has 2 letters. [2022-10-17 10:58:30,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:30,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 18 letters. Loop has 4 letters. [2022-10-17 10:58:30,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:58:30,549 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 54 transitions. [2022-10-17 10:58:30,550 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:58:30,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 0 states and 0 transitions. [2022-10-17 10:58:30,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-10-17 10:58:30,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-10-17 10:58:30,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-10-17 10:58:30,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:58:30,551 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:58:30,551 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:58:30,551 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:58:30,551 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-10-17 10:58:30,551 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:58:30,552 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:58:30,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-10-17 10:58:30,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:58:30 BoogieIcfgContainer [2022-10-17 10:58:30,559 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:58:30,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:58:30,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:58:30,560 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:58:30,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:58:12" (3/4) ... [2022-10-17 10:58:30,564 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:58:30,564 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:58:30,564 INFO L158 Benchmark]: Toolchain (without parser) took 19189.90ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 64.3MB in the beginning and 58.0MB in the end (delta: 6.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2022-10-17 10:58:30,565 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:58:30,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.21ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 81.9MB in the end (delta: -17.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:58:30,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.57ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 80.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:58:30,566 INFO L158 Benchmark]: Boogie Preprocessor took 33.75ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 79.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:58:30,566 INFO L158 Benchmark]: RCFGBuilder took 386.14ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 66.8MB in the end (delta: 12.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 10:58:30,567 INFO L158 Benchmark]: BuchiAutomizer took 18418.49ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 66.8MB in the beginning and 58.0MB in the end (delta: 8.9MB). Peak memory consumption was 69.1MB. Max. memory is 16.1GB. [2022-10-17 10:58:30,567 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 167.8MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:58:30,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.21ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 81.9MB in the end (delta: -17.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.57ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 80.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.75ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 79.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 386.14ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 66.8MB in the end (delta: 12.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 18418.49ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 66.8MB in the beginning and 58.0MB in the end (delta: 8.9MB). Peak memory consumption was 69.1MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 167.8MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (0 trivial, 8 deterministic, 2 nondeterministic). One deterministic module has affine ranking function k + -1 * z and consists of 5 locations. One deterministic module has affine ranking function k + -1 * z and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function x + -1 * d and consists of 5 locations. One deterministic module has affine ranking function x + -1 * d and consists of 5 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One nondeterministic module has affine ranking function y and consists of 7 locations. One nondeterministic module has affine ranking function y and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.3s and 11 iterations. TraceHistogramMax:3. Analysis of lassos took 15.4s. Construction of modules took 0.2s. Büchi inclusion checks took 2.3s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 20 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [8, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 531 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 531 mSDsluCounter, 540 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 209 IncrementalHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 352 mSDtfsCounter, 209 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso10 LassoPreprocessingBenchmarks: Lassos: inital102 mio100 ax100 hnf100 lsp26 ukn99 mio100 lsp100 div296 bol100 ite100 ukn100 eq149 hnf95 smp44 dnf100 smp100 tf101 neg98 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-10-17 10:58:30,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-10-17 10:58:30,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb13f11-2271-4c18-9be8-fd258d5dad0b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE