./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/counting-bits-BK.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/counting-bits-BK.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fd975cc2a01973f9ff4e653eb22c285998b2ad4afa4fc6d69590e228bd13187c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:30:35,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:30:35,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:30:35,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:30:35,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:30:35,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:30:35,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:30:35,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:30:35,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:30:35,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:30:35,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:30:35,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:30:35,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:30:35,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:30:35,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:30:35,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:30:35,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:30:35,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:30:35,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:30:35,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:30:35,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:30:35,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:30:35,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:30:35,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:30:35,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:30:35,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:30:35,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:30:35,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:30:35,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:30:35,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:30:35,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:30:35,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:30:35,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:30:35,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:30:35,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:30:35,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:30:35,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:30:35,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:30:35,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:30:35,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:30:35,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:30:35,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 17:30:35,176 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:30:35,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:30:35,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:30:35,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:30:35,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:30:35,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:30:35,180 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:30:35,180 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 17:30:35,180 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 17:30:35,181 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 17:30:35,181 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 17:30:35,181 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 17:30:35,182 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 17:30:35,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:30:35,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:30:35,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:30:35,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:30:35,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 17:30:35,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 17:30:35,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 17:30:35,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:30:35,184 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 17:30:35,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:30:35,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 17:30:35,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:30:35,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:30:35,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:30:35,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:30:35,187 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 17:30:35,188 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_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd975cc2a01973f9ff4e653eb22c285998b2ad4afa4fc6d69590e228bd13187c [2022-11-25 17:30:35,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:30:35,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:30:35,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:30:35,527 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:30:35,529 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:30:35,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-bwb/counting-bits-BK.i [2022-11-25 17:30:39,184 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:30:39,451 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:30:39,452 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/sv-benchmarks/c/termination-bwb/counting-bits-BK.i [2022-11-25 17:30:39,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/data/d0f287175/cc1fa972602d422aa3edaf91d5b1ce40/FLAGa35bae59c [2022-11-25 17:30:39,479 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/data/d0f287175/cc1fa972602d422aa3edaf91d5b1ce40 [2022-11-25 17:30:39,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:30:39,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:30:39,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:39,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:30:39,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:30:39,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d47cfbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39, skipping insertion in model container [2022-11-25 17:30:39,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:30:39,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:30:39,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:30:39,770 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:30:39,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:30:39,803 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:30:39,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39 WrapperNode [2022-11-25 17:30:39,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:39,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:30:39,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:30:39,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:30:39,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,845 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2022-11-25 17:30:39,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:30:39,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:30:39,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:30:39,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:30:39,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,880 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:30:39,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:30:39,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:30:39,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:30:39,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2022-11-25 17:30:39,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:39,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:39,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:39,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 17:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:30:40,081 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:30:40,085 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:30:40,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:30:40,298 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:30:40,299 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:30:40,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:30:40 BoogieIcfgContainer [2022-11-25 17:30:40,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:30:40,303 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 17:30:40,305 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 17:30:40,310 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 17:30:40,319 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:30:40,319 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 05:30:39" (1/3) ... [2022-11-25 17:30:40,320 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f3c62a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:30:40, skipping insertion in model container [2022-11-25 17:30:40,320 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:30:40,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (2/3) ... [2022-11-25 17:30:40,321 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f3c62a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:30:40, skipping insertion in model container [2022-11-25 17:30:40,321 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:30:40,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:30:40" (3/3) ... [2022-11-25 17:30:40,323 INFO L332 chiAutomizerObserver]: Analyzing ICFG counting-bits-BK.i [2022-11-25 17:30:40,448 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 17:30:40,448 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 17:30:40,448 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 17:30:40,449 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 17:30:40,449 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 17:30:40,449 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 17:30:40,449 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 17:30:40,450 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 17:30:40,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 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) [2022-11-25 17:30:40,477 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:40,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:40,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:40,484 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 17:30:40,485 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:30:40,485 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 17:30:40,486 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 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) [2022-11-25 17:30:40,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:40,488 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:40,488 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:40,488 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 17:30:40,489 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:30:40,498 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~c~0 := 0;~z~0 := 0;~y~0 := 0; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet3#1, main_#t~post2#1;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 13#L12true assume ~v~0 >= 0;~c~0 := 0; 6#L13-3true [2022-11-25 17:30:40,499 INFO L750 eck$LassoCheckResult]: Loop: 6#L13-3true assume !!(0 != ~v~0); 8#L14true assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 5#L14-4true ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 9#L13-2true main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 6#L13-3true [2022-11-25 17:30:40,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:40,507 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-11-25 17:30:40,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:40,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072338863] [2022-11-25 17:30:40,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:40,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:40,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:40,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1326982, now seen corresponding path program 1 times [2022-11-25 17:30:40,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:40,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351362928] [2022-11-25 17:30:40,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:40,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:40,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:40,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1805089703, now seen corresponding path program 1 times [2022-11-25 17:30:40,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:40,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129914027] [2022-11-25 17:30:40,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:40,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:40,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:41,003 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:41,004 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:41,004 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:41,005 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:41,005 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:41,006 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,006 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:41,007 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:41,007 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration1_Loop [2022-11-25 17:30:41,007 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:41,008 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:41,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,152 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:41,153 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:41,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,175 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:41,175 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 17:30:41,212 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:41,212 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:41,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,226 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:41,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 17:30:41,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,277 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:41,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 17:30:41,358 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:41,358 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=0} Generalized eigenvectors: [{~c~0=-1}, {~c~0=4}, {~c~0=-2}] Lambdas: [5, 1, 1] Nus: [1, 0] [2022-11-25 17:30:41,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,372 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:41,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 17:30:41,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:41,408 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:41,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,419 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 17:30:41,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:41,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,540 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 17:30:41,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:41,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:41,594 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:30:41,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,599 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:41,600 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:41,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:41,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:41,600 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:30:41,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:41,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:41,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration1_Loop [2022-11-25 17:30:41,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:41,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:41,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:41,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:41,710 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:30:41,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,723 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:41,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 17:30:41,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:41,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:41,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:41,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:41,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:41,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:41,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:41,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:41,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,779 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 17:30:41,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:41,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:41,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:41,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:41,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:41,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:41,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:41,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:41,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:41,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:41,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 17:30:41,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:41,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:41,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:41,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:41,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:41,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:41,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:41,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:41,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:41,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:41,908 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:41,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:41,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:41,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:41,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:41,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:41,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:41,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 17:30:41,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:41,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:41,962 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:30:41,966 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-11-25 17:30:41,967 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-25 17:30:41,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:41,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:42,002 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:42,009 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:30:42,010 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:30:42,010 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:30:42,010 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~v~0) = 1*~v~0 Supporting invariants [] [2022-11-25 17:30:42,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 17:30:42,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:42,025 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:30:42,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:42,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:30:42,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:42,117 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:30:42,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:42,236 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-25 17:30:42,239 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 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) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:42,331 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 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). Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 65 transitions. Complement of second has 10 states. [2022-11-25 17:30:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 36 transitions. [2022-11-25 17:30:42,343 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 3 letters. Loop has 4 letters. [2022-11-25 17:30:42,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:42,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-25 17:30:42,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:42,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 3 letters. Loop has 8 letters. [2022-11-25 17:30:42,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:42,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 65 transitions. [2022-11-25 17:30:42,351 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:42,355 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 18 states and 22 transitions. [2022-11-25 17:30:42,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-25 17:30:42,357 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-11-25 17:30:42,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 22 transitions. [2022-11-25 17:30:42,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:30:42,359 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 22 transitions. [2022-11-25 17:30:42,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 22 transitions. [2022-11-25 17:30:42,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2022-11-25 17:30:42,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2022-11-25 17:30:42,384 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-11-25 17:30:42,384 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-11-25 17:30:42,384 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 17:30:42,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2022-11-25 17:30:42,385 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:42,386 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:42,386 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:42,388 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-25 17:30:42,388 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:30:42,388 INFO L748 eck$LassoCheckResult]: Stem: 118#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~c~0 := 0;~z~0 := 0;~y~0 := 0; 119#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet3#1, main_#t~post2#1;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 129#L12 assume ~v~0 >= 0;~c~0 := 0; 131#L13-3 assume !!(0 != ~v~0); 127#L14 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 130#L14-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 120#L14-4 [2022-11-25 17:30:42,389 INFO L750 eck$LassoCheckResult]: Loop: 120#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 121#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 124#L13-3 assume !!(0 != ~v~0); 132#L14 assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 120#L14-4 [2022-11-25 17:30:42,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:42,391 INFO L85 PathProgramCache]: Analyzing trace with hash 889512752, now seen corresponding path program 1 times [2022-11-25 17:30:42,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:42,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338663208] [2022-11-25 17:30:42,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:42,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,437 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:42,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:42,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1694662, now seen corresponding path program 2 times [2022-11-25 17:30:42,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:42,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583065973] [2022-11-25 17:30:42,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:42,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:42,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:42,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1802793099, now seen corresponding path program 1 times [2022-11-25 17:30:42,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:42,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679731319] [2022-11-25 17:30:42,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:42,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:42,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:42,593 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:42,594 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:42,594 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:42,594 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:42,594 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:42,594 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:42,594 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:42,595 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:42,595 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration2_Loop [2022-11-25 17:30:42,595 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:42,595 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:42,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:42,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:42,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:42,672 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:42,672 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:42,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:42,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:42,674 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:42,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 17:30:42,685 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:42,685 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:42,699 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:42,699 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:42,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-11-25 17:30:42,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:42,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:42,708 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 17:30:42,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:42,714 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:42,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-11-25 17:30:42,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:42,739 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:42,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 17:30:42,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:42,748 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:43,734 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:30:43,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:43,740 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:43,740 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:43,740 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:43,740 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:43,741 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:30:43,741 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:43,741 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:43,741 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:43,741 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration2_Loop [2022-11-25 17:30:43,741 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:43,741 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:43,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:43,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:43,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:43,816 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:43,816 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:30:43,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:43,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:43,818 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:43,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:43,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 17:30:43,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:43,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:43,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:43,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:43,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:43,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:43,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:43,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:43,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:43,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:43,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:43,866 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:43,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:43,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 17:30:43,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:43,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:43,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:43,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:43,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:43,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:43,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:43,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:43,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:43,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:43,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:43,914 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:43,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 17:30:43,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:43,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:43,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:43,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:43,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:43,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:43,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:43,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:43,958 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:30:43,965 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-25 17:30:43,965 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-25 17:30:43,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:43,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:43,970 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:43,985 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:30:43,985 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:30:43,985 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:30:43,985 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~nondet3#1) = 1*ULTIMATE.start_main_#t~nondet3#1 Supporting invariants [] [2022-11-25 17:30:43,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 17:30:43,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:43,996 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:30:44,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:44,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:30:44,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:44,064 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:30:44,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:44,129 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:30:44,129 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:44,163 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 42 transitions. Complement of second has 8 states. [2022-11-25 17:30:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 23 transitions. [2022-11-25 17:30:44,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-25 17:30:44,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:44,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 10 letters. Loop has 4 letters. [2022-11-25 17:30:44,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:44,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 6 letters. Loop has 8 letters. [2022-11-25 17:30:44,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:44,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. [2022-11-25 17:30:44,169 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:44,170 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 32 transitions. [2022-11-25 17:30:44,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-25 17:30:44,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-25 17:30:44,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2022-11-25 17:30:44,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:30:44,172 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-11-25 17:30:44,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2022-11-25 17:30:44,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2022-11-25 17:30:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2022-11-25 17:30:44,175 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2022-11-25 17:30:44,176 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2022-11-25 17:30:44,176 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 17:30:44,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2022-11-25 17:30:44,177 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:30:44,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:44,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:44,178 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1] [2022-11-25 17:30:44,178 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:30:44,179 INFO L748 eck$LassoCheckResult]: Stem: 222#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~c~0 := 0;~z~0 := 0;~y~0 := 0; 223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet3#1, main_#t~post2#1;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 234#L12 assume ~v~0 >= 0;~c~0 := 0; 237#L13-3 assume !!(0 != ~v~0); 238#L14 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 243#L14-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 242#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 228#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 229#L13-3 assume !!(0 != ~v~0); 232#L14 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 235#L14-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 224#L14-4 [2022-11-25 17:30:44,179 INFO L750 eck$LassoCheckResult]: Loop: 224#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 225#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 246#L13-3 assume !!(0 != ~v~0); 244#L14 assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 224#L14-4 [2022-11-25 17:30:44,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:44,180 INFO L85 PathProgramCache]: Analyzing trace with hash -52011136, now seen corresponding path program 1 times [2022-11-25 17:30:44,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:44,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059254605] [2022-11-25 17:30:44,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:44,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:44,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:44,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1694662, now seen corresponding path program 3 times [2022-11-25 17:30:44,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:44,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432570823] [2022-11-25 17:30:44,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:44,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:44,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:44,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1538679749, now seen corresponding path program 2 times [2022-11-25 17:30:44,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:44,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750378468] [2022-11-25 17:30:44,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:44,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:44,281 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:44,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:44,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:44,393 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:44,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:44,394 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:44,394 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:44,394 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:44,394 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:44,394 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:44,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:44,395 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration3_Loop [2022-11-25 17:30:44,395 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:44,395 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:44,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:44,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:44,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:44,466 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:44,467 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:44,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:44,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:44,468 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:44,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 17:30:44,484 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:44,486 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:44,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:44,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:44,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:44,524 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:44,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 17:30:44,531 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:44,532 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:45,576 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:30:45,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:45,581 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:45,581 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:45,581 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:45,581 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:45,582 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:30:45,582 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:45,582 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:45,582 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:45,582 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration3_Loop [2022-11-25 17:30:45,582 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:45,582 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:45,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:45,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:45,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:45,665 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:45,665 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:30:45,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:45,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:45,667 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:45,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:45,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 17:30:45,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:45,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:45,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:45,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:45,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:45,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:45,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:45,702 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:30:45,719 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-25 17:30:45,719 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-25 17:30:45,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:45,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:45,723 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:45,727 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:30:45,727 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:30:45,727 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:30:45,727 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~nondet3#1) = 1*ULTIMATE.start_main_#t~nondet3#1 Supporting invariants [] [2022-11-25 17:30:45,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 17:30:45,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:45,738 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:30:45,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:45,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:30:45,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:45,850 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:30:45,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:45,892 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:30:45,893 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9 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) [2022-11-25 17:30:45,930 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9. 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 34 states and 42 transitions. Complement of second has 7 states. [2022-11-25 17:30:45,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:45,932 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) [2022-11-25 17:30:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2022-11-25 17:30:45,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 11 letters. Loop has 4 letters. [2022-11-25 17:30:45,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:45,933 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-25 17:30:45,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:45,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:30:45,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:45,992 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:30:45,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:46,038 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:30:46,039 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9 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) [2022-11-25 17:30:46,081 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9. 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 34 states and 42 transitions. Complement of second has 7 states. [2022-11-25 17:30:46,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:46,086 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) [2022-11-25 17:30:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2022-11-25 17:30:46,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 11 letters. Loop has 4 letters. [2022-11-25 17:30:46,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:46,088 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-25 17:30:46,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:46,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:30:46,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:46,160 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:30:46,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:46,200 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:30:46,201 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9 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) [2022-11-25 17:30:46,255 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9. 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 43 states and 55 transitions. Complement of second has 9 states. [2022-11-25 17:30:46,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:46,258 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) [2022-11-25 17:30:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2022-11-25 17:30:46,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 11 letters. Loop has 4 letters. [2022-11-25 17:30:46,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:46,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 15 letters. Loop has 4 letters. [2022-11-25 17:30:46,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:46,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 11 letters. Loop has 8 letters. [2022-11-25 17:30:46,264 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:46,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 55 transitions. [2022-11-25 17:30:46,268 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2022-11-25 17:30:46,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 29 states and 35 transitions. [2022-11-25 17:30:46,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-25 17:30:46,272 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-25 17:30:46,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 35 transitions. [2022-11-25 17:30:46,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:30:46,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 35 transitions. [2022-11-25 17:30:46,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 35 transitions. [2022-11-25 17:30:46,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 17. [2022-11-25 17:30:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2022-11-25 17:30:46,275 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2022-11-25 17:30:46,275 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2022-11-25 17:30:46,275 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 17:30:46,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2022-11-25 17:30:46,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2022-11-25 17:30:46,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:46,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:46,276 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 17:30:46,277 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:30:46,277 INFO L748 eck$LassoCheckResult]: Stem: 537#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~c~0 := 0;~z~0 := 0;~y~0 := 0; 538#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet3#1, main_#t~post2#1;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 548#L12 assume ~v~0 >= 0;~c~0 := 0; 551#L13-3 assume !!(0 != ~v~0); 546#L14 [2022-11-25 17:30:46,277 INFO L750 eck$LassoCheckResult]: Loop: 546#L14 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 549#L14-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 539#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 541#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 544#L13-3 assume !!(0 != ~v~0); 546#L14 [2022-11-25 17:30:46,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:46,278 INFO L85 PathProgramCache]: Analyzing trace with hash 925611, now seen corresponding path program 1 times [2022-11-25 17:30:46,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:46,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966040138] [2022-11-25 17:30:46,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:46,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:46,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:46,293 INFO L85 PathProgramCache]: Analyzing trace with hash 45962597, now seen corresponding path program 1 times [2022-11-25 17:30:46,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:46,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007722162] [2022-11-25 17:30:46,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:46,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:46,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:46,308 INFO L85 PathProgramCache]: Analyzing trace with hash -473796613, now seen corresponding path program 2 times [2022-11-25 17:30:46,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:46,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676468952] [2022-11-25 17:30:46,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:46,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:46,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:46,469 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:46,469 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:46,469 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:46,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:46,470 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:46,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,470 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:46,470 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:46,470 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration4_Loop [2022-11-25 17:30:46,470 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:46,471 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:46,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,643 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:46,644 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:46,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:46,649 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:46,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:46,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:46,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 17:30:46,691 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:46,691 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:46,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:46,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:46,703 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:46,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:46,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:46,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 17:30:46,738 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:46,738 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=-1} Honda state: {~v~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:46,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:46,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:46,750 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:46,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:46,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:46,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 17:30:46,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:46,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:46,792 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:46,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:46,797 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:46,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 17:30:46,863 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:46,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=0} Generalized eigenvectors: [{~c~0=-1}, {~c~0=4}, {~c~0=-2}] Lambdas: [5, 1, 1] Nus: [1, 0] [2022-11-25 17:30:46,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:46,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:46,875 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:46,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:46,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:46,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 17:30:46,910 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:46,911 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:46,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:46,964 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:46,964 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:46,964 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:46,964 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:46,965 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:46,965 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:46,965 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:46,965 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:46,965 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration4_Lasso [2022-11-25 17:30:46,965 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:46,965 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:46,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:46,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,262 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:47,267 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:47,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,269 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 17:30:47,306 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,307 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-25 17:30:47,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,311 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 17:30:47,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,328 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,333 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 17:30:47,337 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,337 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,351 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,351 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-25 17:30:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,357 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 17:30:47,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,374 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,374 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-25 17:30:47,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,379 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 17:30:47,384 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,402 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,403 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,416 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 17:30:47,462 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:47,463 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:47,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,475 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,480 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:47,481 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 17:30:47,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,517 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 17:30:47,524 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:47,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:47,678 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:30:47,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,684 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:47,684 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:47,684 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:47,685 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:47,685 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:30:47,685 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,685 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:47,685 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:47,685 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration4_Lasso [2022-11-25 17:30:47,685 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:47,685 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:47,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,701 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:47,941 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:47,941 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:30:47,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,943 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:47,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 17:30:47,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:47,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:47,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:47,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:47,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:47,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:47,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:47,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:47,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:47,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:47,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:47,989 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:47,996 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 [2022-11-25 17:30:48,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 17:30:48,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:48,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,030 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 17:30:48,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:48,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,081 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 17:30:48,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:48,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,135 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 17:30:48,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:48,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,177 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,183 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 [2022-11-25 17:30:48,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 17:30:48,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,199 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-25 17:30:48,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,222 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-11-25 17:30:48,222 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 17:30:48,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,273 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 17:30:48,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:30:48,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,316 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,323 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 [2022-11-25 17:30:48,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-25 17:30:48,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:30:48,346 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:30:48,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,365 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,369 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 [2022-11-25 17:30:48,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-25 17:30:48,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:30:48,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:30:48,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:30:48,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,405 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:30:48,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,406 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-25 17:30:48,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,431 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,446 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-25 17:30:48,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,467 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,468 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,488 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-25 17:30:48,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,510 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,511 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,527 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-25 17:30:48,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,549 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,564 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-25 17:30:48,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,586 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,586 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,602 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,606 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 [2022-11-25 17:30:48,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-25 17:30:48,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,622 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-25 17:30:48,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,648 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-25 17:30:48,648 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-25 17:30:48,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,724 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-25 17:30:48,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,747 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:48,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,773 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-25 17:30:48,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,793 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,797 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 17:30:48,797 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 17:30:48,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,836 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-25 17:30:48,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:48,865 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 17:30:48,865 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 17:30:48,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,888 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:30:48,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,890 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-25 17:30:48,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:48,911 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:48,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,932 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:48,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-25 17:30:48,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:48,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:48,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:48,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:48,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:48,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:48,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:48,976 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:48,982 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 [2022-11-25 17:30:48,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-25 17:30:48,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:48,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:48,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:48,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:48,998 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:48,999 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:48,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,028 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-25 17:30:49,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,049 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:49,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,072 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-25 17:30:49,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,092 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,093 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:49,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,109 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-25 17:30:49,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,131 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-25 17:30:49,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,163 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-25 17:30:49,163 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-25 17:30:49,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,271 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-25 17:30:49,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,296 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,298 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:30:49,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,320 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-25 17:30:49,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,345 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:30:49,346 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 17:30:49,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,372 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-25 17:30:49,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:30:49,399 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:30:49,400 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 17:30:49,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,422 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:30:49,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,424 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-25 17:30:49,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,446 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,447 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,470 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-25 17:30:49,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,494 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,511 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-25 17:30:49,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,534 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,552 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,573 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,574 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-25 17:30:49,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,596 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-25 17:30:49,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,618 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,633 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-25 17:30:49,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,654 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-25 17:30:49,654 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,685 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-25 17:30:49,685 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-25 17:30:49,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,787 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-25 17:30:49,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,806 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,807 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:30:49,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-25 17:30:49,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,814 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-25 17:30:49,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,844 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 17:30:49,844 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 17:30:49,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,866 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-25 17:30:49,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:30:49,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,886 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:30:49,890 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 17:30:49,890 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 17:30:49,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,914 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:30:49,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,916 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-25 17:30:49,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:49,939 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:49,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:49,940 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:49,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:49,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:49,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:49,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:49,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:49,964 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:49,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:49,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-25 17:30:49,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:49,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:49,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:49,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:49,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:49,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:49,988 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:49,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:50,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:50,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:50,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:50,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:50,012 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:50,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:50,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-25 17:30:50,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:50,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:50,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:50,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:50,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:50,035 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:50,036 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:50,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:50,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:50,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:50,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:50,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:50,053 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:50,059 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 [2022-11-25 17:30:50,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-25 17:30:50,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:50,075 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:50,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:50,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:50,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:50,075 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:50,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:50,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:50,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:50,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:50,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:50,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:50,100 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:50,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:50,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:50,121 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:50,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:30:50,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:50,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:30:50,122 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:50,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-25 17:30:50,123 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:30:50,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:30:50,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:30:50,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:50,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:50,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:50,139 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:50,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:30:50,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-25 17:30:50,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:30:50,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:30:50,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:30:50,163 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-25 17:30:50,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:30:50,182 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-25 17:30:50,182 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-25 17:30:50,306 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:30:50,505 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2022-11-25 17:30:50,505 INFO L444 ModelExtractionUtils]: 4 out of 24 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-11-25 17:30:50,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:50,508 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:50,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-25 17:30:50,518 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:30:50,543 INFO L438 nArgumentSynthesizer]: Removed 8 redundant supporting invariants from a total of 9. [2022-11-25 17:30:50,544 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:30:50,544 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*~v~0 f1 = -1*~v~0 Supporting invariants [1*~v~0 >= 0] [2022-11-25 17:30:50,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:50,554 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-25 17:30:50,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:50,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:30:50,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:50,629 WARN L261 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 17:30:50,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:30:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:50,789 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 4 loop predicates [2022-11-25 17:30:50,789 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:50,939 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6. Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 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 38 states and 45 transitions. Complement of second has 10 states. [2022-11-25 17:30:50,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-25 17:30:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-11-25 17:30:50,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 5 letters. [2022-11-25 17:30:50,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:50,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 9 letters. Loop has 5 letters. [2022-11-25 17:30:50,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:50,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 10 letters. [2022-11-25 17:30:50,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:30:50,942 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 45 transitions. [2022-11-25 17:30:50,943 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2022-11-25 17:30:50,944 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 29 states and 35 transitions. [2022-11-25 17:30:50,944 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-25 17:30:50,944 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-25 17:30:50,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 35 transitions. [2022-11-25 17:30:50,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:30:50,945 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 35 transitions. [2022-11-25 17:30:50,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 35 transitions. [2022-11-25 17:30:50,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 23. [2022-11-25 17:30:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2022-11-25 17:30:50,948 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-11-25 17:30:50,948 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-11-25 17:30:50,948 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-25 17:30:50,948 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2022-11-25 17:30:50,949 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2022-11-25 17:30:50,949 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:30:50,949 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:30:50,950 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:30:50,950 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:30:50,951 INFO L748 eck$LassoCheckResult]: Stem: 662#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~c~0 := 0;~z~0 := 0;~y~0 := 0; 663#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet3#1, main_#t~post2#1;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 675#L12 assume ~v~0 >= 0;~c~0 := 0; 671#L13-3 assume !!(0 != ~v~0); 673#L14 assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 677#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 682#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 669#L13-3 [2022-11-25 17:30:50,951 INFO L750 eck$LassoCheckResult]: Loop: 669#L13-3 assume !!(0 != ~v~0); 680#L14 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 678#L14-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 664#L14-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 666#L13-2 main_#t~post2#1 := ~c~0;~c~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 669#L13-3 [2022-11-25 17:30:50,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:50,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1805089703, now seen corresponding path program 2 times [2022-11-25 17:30:50,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:50,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126166890] [2022-11-25 17:30:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:50,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:50,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:50,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:50,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:50,966 INFO L85 PathProgramCache]: Analyzing trace with hash 41194067, now seen corresponding path program 2 times [2022-11-25 17:30:50,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:50,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143682] [2022-11-25 17:30:50,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:50,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:30:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:30:50,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:30:50,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:30:50,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1016491629, now seen corresponding path program 3 times [2022-11-25 17:30:50,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:30:50,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448963832] [2022-11-25 17:30:50,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:30:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:30:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:30:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:30:51,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:30:51,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448963832] [2022-11-25 17:30:51,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448963832] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:30:51,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:30:51,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:30:51,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763260243] [2022-11-25 17:30:51,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:30:51,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,232 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:30:51,232 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:30:51,232 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:30:51,232 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:30:51,233 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:30:51,233 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,233 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:30:51,233 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:30:51,233 INFO L133 ssoRankerPreferences]: Filename of dumped script: counting-bits-BK.i_Iteration5_Loop [2022-11-25 17:30:51,233 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:30:51,233 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:30:51,234 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:51,256 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:51,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:51,264 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:30:51,354 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:30:51,355 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:30:51,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:51,359 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:51,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-25 17:30:51,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:51,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:51,384 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:51,384 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=-1} Honda state: {~v~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:51,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:51,394 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:51,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:51,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:51,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-25 17:30:51,412 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:51,412 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:51,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:51,418 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:51,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-25 17:30:51,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:51,422 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:51,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:51,441 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:51,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:30:51,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:51,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-25 17:30:51,519 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:51,520 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=0} Generalized eigenvectors: [{~c~0=-1}, {~c~0=4}, {~c~0=-2}] Lambdas: [5, 1, 1] Nus: [1, 0] [2022-11-25 17:30:51,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:30:51,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:30:51,527 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:30:51,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:30:51,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:30:51,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-25 17:30:51,566 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:30:51,566 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:30:51,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-25 17:30:51,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:30:51,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:30:51,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:30:51,576 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:30:51,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:30:51,603 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2022-11-25 17:30:51,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 23 transitions. [2022-11-25 17:30:51,607 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:30:51,608 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2022-11-25 17:30:51,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 17:30:51,608 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 17:30:51,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 17:30:51,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:30:51,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:30:51,609 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:30:51,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:30:51,611 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:30:51,612 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-25 17:30:51,612 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 17:30:51,612 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:30:51,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 17:30:51,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 05:30:51 BoogieIcfgContainer [2022-11-25 17:30:51,622 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 17:30:51,622 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:30:51,622 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:30:51,623 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:30:51,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:30:40" (3/4) ... [2022-11-25 17:30:51,627 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 17:30:51,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:30:51,628 INFO L158 Benchmark]: Toolchain (without parser) took 12143.56ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 122.4MB in the beginning and 139.6MB in the end (delta: -17.2MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-25 17:30:51,628 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:30:51,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.98ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 113.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 17:30:51,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.81ms. Allocated memory is still 153.1MB. Free memory was 113.2MB in the beginning and 112.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:30:51,630 INFO L158 Benchmark]: Boogie Preprocessor took 40.55ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 110.8MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:51,630 INFO L158 Benchmark]: RCFGBuilder took 410.53ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 101.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 17:30:51,631 INFO L158 Benchmark]: BuchiAutomizer took 11318.79ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 101.6MB in the beginning and 139.6MB in the end (delta: -38.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-25 17:30:51,631 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 192.9MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:30:51,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.98ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 113.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.81ms. Allocated memory is still 153.1MB. Free memory was 113.2MB in the beginning and 112.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.55ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 110.8MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 410.53ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 101.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 11318.79ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 101.6MB in the beginning and 139.6MB in the end (delta: -38.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 192.9MB. Free memory is still 139.6MB. 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 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function v and consists of 6 locations. One deterministic module has affine ranking function org.eclipse.cdt.internal.core.dom.parser.c.CASTBinaryExpression@8fff2d9 and consists of 5 locations. One deterministic module has 2-phase ranking function (if v > 0 then 1 else 0), (if v > 0 then v else -1 * v) and consists of 6 locations. One nondeterministic module has affine ranking function org.eclipse.cdt.internal.core.dom.parser.c.CASTBinaryExpression@8fff2d9 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.1s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 9.6s. Construction of modules took 0.1s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 21 StatesRemovedByMinimization, 4 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 [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 75 mSDsluCounter, 104 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 35 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 69 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT3 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp73 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq172 hnf92 smp97 dnf295 smp65 tf108 neg95 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 147ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 15 MotzkinApplications: 75 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 15 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 17:30:51,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1fa8c26-57c2-4196-8c3e-e32826598e7e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE