./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:13:13,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:13:13,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:13:14,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:13:14,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:13:14,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:13:14,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:13:14,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:13:14,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:13:14,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:13:14,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:13:14,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:13:14,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:13:14,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:13:14,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:13:14,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:13:14,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:13:14,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:13:14,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:13:14,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:13:14,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:13:14,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:13:14,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:13:14,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:13:14,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:13:14,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:13:14,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:13:14,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:13:14,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:13:14,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:13:14,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:13:14,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:13:14,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:13:14,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:13:14,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:13:14,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:13:14,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:13:14,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:13:14,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:13:14,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:13:14,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:13:14,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:13:14,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:13:14,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:13:14,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:13:14,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:13:14,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:13:14,093 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:13:14,093 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:13:14,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:13:14,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:13:14,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:13:14,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:13:14,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:13:14,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:13:14,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:13:14,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:13:14,097 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:13:14,097 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_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 [2021-12-06 19:13:14,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:13:14,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:13:14,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:13:14,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:13:14,304 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:13:14,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-06 19:13:14,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/data/3dd626448/d6e0bd81473448c8a74f254008d6db25/FLAG08cc01783 [2021-12-06 19:13:14,751 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:13:14,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-06 19:13:14,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/data/3dd626448/d6e0bd81473448c8a74f254008d6db25/FLAG08cc01783 [2021-12-06 19:13:14,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/data/3dd626448/d6e0bd81473448c8a74f254008d6db25 [2021-12-06 19:13:14,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:13:14,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:13:14,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:13:14,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:13:14,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:13:14,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:13:14" (1/1) ... [2021-12-06 19:13:14,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e936188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:14, skipping insertion in model container [2021-12-06 19:13:14,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:13:14" (1/1) ... [2021-12-06 19:13:14,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:13:14,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:13:14,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2021-12-06 19:13:14,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:13:14,954 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:13:14,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2021-12-06 19:13:14,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:13:15,004 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:13:15,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15 WrapperNode [2021-12-06 19:13:15,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:13:15,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:13:15,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:13:15,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:13:15,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,043 INFO L137 Inliner]: procedures = 26, calls = 17, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 371 [2021-12-06 19:13:15,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:13:15,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:13:15,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:13:15,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:13:15,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:13:15,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:13:15,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:13:15,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:13:15,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (1/1) ... [2021-12-06 19:13:15,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:15,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:15,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:15,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:13:15,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:13:15,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:13:15,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:13:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:13:15,224 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:13:15,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:13:15,500 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:13:15,508 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:13:15,508 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:13:15,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:13:15 BoogieIcfgContainer [2021-12-06 19:13:15,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:13:15,511 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:13:15,511 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:13:15,515 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:13:15,515 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:13:15,515 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:13:14" (1/3) ... [2021-12-06 19:13:15,516 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@788b05df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:13:15, skipping insertion in model container [2021-12-06 19:13:15,517 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:13:15,517 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:13:15" (2/3) ... [2021-12-06 19:13:15,517 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@788b05df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:13:15, skipping insertion in model container [2021-12-06 19:13:15,517 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:13:15,517 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:13:15" (3/3) ... [2021-12-06 19:13:15,519 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-06 19:13:15,555 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:13:15,555 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:13:15,555 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:13:15,556 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:13:15,556 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:13:15,556 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:13:15,556 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:13:15,556 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:13:15,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2021-12-06 19:13:15,587 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-12-06 19:13:15,587 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:15,587 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:15,593 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:15,593 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:15,593 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:13:15,594 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2021-12-06 19:13:15,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-12-06 19:13:15,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:15,600 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:15,601 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:15,601 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:15,608 INFO L791 eck$LassoCheckResult]: Stem: 101#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 31#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 58#L233true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 59#L233-1true init_#res#1 := init_~tmp~0#1; 12#L394true main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 33#L22true assume !(0 == assume_abort_if_not_~cond#1); 85#L21true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32#L472-2true [2021-12-06 19:13:15,609 INFO L793 eck$LassoCheckResult]: Loop: 32#L472-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17#L78true assume !(0 != ~mode1~0 % 256); 68#L97true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 105#L97-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 35#L78-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 96#L109true assume !(0 != ~mode2~0 % 256); 39#L122true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 93#L122-2true ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 107#L109-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 102#L134true assume !(0 != ~mode3~0 % 256); 100#L147true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 80#L147-2true ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 56#L134-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 69#L159true assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 27#L162true assume !(node4_~m4~0#1 != ~nomsg~0); 38#L162-1true ~mode4~0 := 0; 83#L159-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 77#L184true assume !(0 != ~mode5~0 % 256); 70#L197true assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 90#L197-2true ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 74#L184-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 95#L209true assume !(0 != ~mode6~0 % 256); 78#L222true assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 10#L222-2true ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 89#L209-2true assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 81#L402true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 6#L402-1true check_#res#1 := check_~tmp~1#1; 13#L422true main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 72#L504true assume !(0 == assert_~arg#1 % 256); 36#L499true assume { :end_inline_assert } true; 32#L472-2true [2021-12-06 19:13:15,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:15,613 INFO L85 PathProgramCache]: Analyzing trace with hash 2030119858, now seen corresponding path program 1 times [2021-12-06 19:13:15,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:15,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861493072] [2021-12-06 19:13:15,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:15,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:15,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:15,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861493072] [2021-12-06 19:13:15,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861493072] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:15,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:15,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:13:15,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405674992] [2021-12-06 19:13:15,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:15,765 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:13:15,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1726820908, now seen corresponding path program 1 times [2021-12-06 19:13:15,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:15,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999870371] [2021-12-06 19:13:15,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:15,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:15,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:15,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999870371] [2021-12-06 19:13:15,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999870371] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:15,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:15,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:13:15,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759272274] [2021-12-06 19:13:15,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:15,908 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:15,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:15,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:13:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:13:15,936 INFO L87 Difference]: Start difference. First operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2021-12-06 19:13:16,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:16,015 INFO L93 Difference]: Finished difference Result 110 states and 185 transitions. [2021-12-06 19:13:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:13:16,021 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 185 transitions. [2021-12-06 19:13:16,026 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-06 19:13:16,031 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 106 states and 142 transitions. [2021-12-06 19:13:16,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2021-12-06 19:13:16,033 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2021-12-06 19:13:16,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 142 transitions. [2021-12-06 19:13:16,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:16,034 INFO L681 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-06 19:13:16,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 142 transitions. [2021-12-06 19:13:16,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-12-06 19:13:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 105 states have internal predecessors, (142), 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) [2021-12-06 19:13:16,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 142 transitions. [2021-12-06 19:13:16,060 INFO L704 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-06 19:13:16,061 INFO L587 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-06 19:13:16,061 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 19:13:16,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 142 transitions. [2021-12-06 19:13:16,063 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-06 19:13:16,063 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:16,063 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:16,066 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,066 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,066 INFO L791 eck$LassoCheckResult]: Stem: 343#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 286#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 287#L233 assume 0 == ~r1~0 % 256; 319#L234 assume ~id1~0 >= 0; 323#L235 assume 0 == ~st1~0; 310#L236 assume ~send1~0 == ~id1~0; 311#L237 assume 0 == ~mode1~0 % 256; 271#L238 assume ~id2~0 >= 0; 272#L239 assume 0 == ~st2~0; 269#L240 assume ~send2~0 == ~id2~0; 270#L241 assume 0 == ~mode2~0 % 256; 274#L242 assume ~id3~0 >= 0; 331#L243 assume 0 == ~st3~0; 246#L244 assume ~send3~0 == ~id3~0; 247#L245 assume 0 == ~mode3~0 % 256; 273#L246 assume ~id4~0 >= 0; 318#L247 assume 0 == ~st4~0; 341#L248 assume ~send4~0 == ~id4~0; 242#L249 assume 0 == ~mode4~0 % 256; 243#L250 assume ~id5~0 >= 0; 334#L251 assume 0 == ~st5~0; 299#L252 assume ~send5~0 == ~id5~0; 300#L253 assume 0 == ~mode5~0 % 256; 307#L254 assume ~id6~0 >= 0; 262#L255 assume 0 == ~st6~0; 263#L256 assume ~send6~0 == ~id6~0; 301#L257 assume 0 == ~mode6~0 % 256; 277#L258 assume ~id1~0 != ~id2~0; 278#L259 assume ~id1~0 != ~id3~0; 320#L260 assume ~id1~0 != ~id4~0; 321#L261 assume ~id1~0 != ~id5~0; 308#L262 assume ~id1~0 != ~id6~0; 309#L263 assume ~id2~0 != ~id3~0; 312#L264 assume ~id2~0 != ~id4~0; 313#L265 assume ~id2~0 != ~id5~0; 250#L266 assume ~id2~0 != ~id6~0; 251#L267 assume ~id3~0 != ~id4~0; 264#L268 assume ~id3~0 != ~id5~0; 265#L269 assume ~id3~0 != ~id6~0; 248#L270 assume ~id4~0 != ~id5~0; 249#L271 assume ~id4~0 != ~id6~0; 279#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 290#L233-1 init_#res#1 := init_~tmp~0#1; 256#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 257#L22 assume !(0 == assume_abort_if_not_~cond#1); 289#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 288#L472-2 [2021-12-06 19:13:16,067 INFO L793 eck$LassoCheckResult]: Loop: 288#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 266#L78 assume !(0 != ~mode1~0 % 256); 267#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 327#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 291#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 292#L109 assume !(0 != ~mode2~0 % 256); 297#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 298#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 322#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 344#L134 assume !(0 != ~mode3~0 % 256); 342#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 338#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 316#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 317#L159 assume !(0 != ~mode4~0 % 256); 328#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 305#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 296#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 335#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 336#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 260#L187-1 ~mode5~0 := 0; 332#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 333#L209 assume !(0 != ~mode6~0 % 256); 337#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 252#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 253#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 339#L402 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 244#L402-1 check_#res#1 := check_~tmp~1#1; 245#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 258#L504 assume !(0 == assert_~arg#1 % 256); 293#L499 assume { :end_inline_assert } true; 288#L472-2 [2021-12-06 19:13:16,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 1 times [2021-12-06 19:13:16,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382648962] [2021-12-06 19:13:16,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,112 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,180 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:16,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,181 INFO L85 PathProgramCache]: Analyzing trace with hash 636068564, now seen corresponding path program 1 times [2021-12-06 19:13:16,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338318286] [2021-12-06 19:13:16,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:16,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:16,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338318286] [2021-12-06 19:13:16,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338318286] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:16,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:16,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:13:16,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094299470] [2021-12-06 19:13:16,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:16,265 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:16,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:16,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:13:16,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:13:16,266 INFO L87 Difference]: Start difference. First operand 106 states and 142 transitions. cyclomatic complexity: 37 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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) [2021-12-06 19:13:16,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:16,299 INFO L93 Difference]: Finished difference Result 109 states and 144 transitions. [2021-12-06 19:13:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:13:16,300 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 144 transitions. [2021-12-06 19:13:16,301 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-06 19:13:16,303 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 106 states and 139 transitions. [2021-12-06 19:13:16,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2021-12-06 19:13:16,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2021-12-06 19:13:16,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 139 transitions. [2021-12-06 19:13:16,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:16,305 INFO L681 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-06 19:13:16,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 139 transitions. [2021-12-06 19:13:16,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-12-06 19:13:16,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 105 states have internal predecessors, (139), 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) [2021-12-06 19:13:16,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 139 transitions. [2021-12-06 19:13:16,312 INFO L704 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-06 19:13:16,313 INFO L587 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-06 19:13:16,313 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 19:13:16,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 139 transitions. [2021-12-06 19:13:16,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-06 19:13:16,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:16,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:16,316 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,317 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,317 INFO L791 eck$LassoCheckResult]: Stem: 570#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 513#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 514#L233 assume 0 == ~r1~0 % 256; 546#L234 assume ~id1~0 >= 0; 550#L235 assume 0 == ~st1~0; 537#L236 assume ~send1~0 == ~id1~0; 538#L237 assume 0 == ~mode1~0 % 256; 498#L238 assume ~id2~0 >= 0; 499#L239 assume 0 == ~st2~0; 496#L240 assume ~send2~0 == ~id2~0; 497#L241 assume 0 == ~mode2~0 % 256; 501#L242 assume ~id3~0 >= 0; 558#L243 assume 0 == ~st3~0; 473#L244 assume ~send3~0 == ~id3~0; 474#L245 assume 0 == ~mode3~0 % 256; 500#L246 assume ~id4~0 >= 0; 545#L247 assume 0 == ~st4~0; 568#L248 assume ~send4~0 == ~id4~0; 469#L249 assume 0 == ~mode4~0 % 256; 470#L250 assume ~id5~0 >= 0; 561#L251 assume 0 == ~st5~0; 526#L252 assume ~send5~0 == ~id5~0; 527#L253 assume 0 == ~mode5~0 % 256; 534#L254 assume ~id6~0 >= 0; 489#L255 assume 0 == ~st6~0; 490#L256 assume ~send6~0 == ~id6~0; 528#L257 assume 0 == ~mode6~0 % 256; 504#L258 assume ~id1~0 != ~id2~0; 505#L259 assume ~id1~0 != ~id3~0; 547#L260 assume ~id1~0 != ~id4~0; 548#L261 assume ~id1~0 != ~id5~0; 535#L262 assume ~id1~0 != ~id6~0; 536#L263 assume ~id2~0 != ~id3~0; 539#L264 assume ~id2~0 != ~id4~0; 540#L265 assume ~id2~0 != ~id5~0; 477#L266 assume ~id2~0 != ~id6~0; 478#L267 assume ~id3~0 != ~id4~0; 491#L268 assume ~id3~0 != ~id5~0; 492#L269 assume ~id3~0 != ~id6~0; 475#L270 assume ~id4~0 != ~id5~0; 476#L271 assume ~id4~0 != ~id6~0; 506#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 517#L233-1 init_#res#1 := init_~tmp~0#1; 483#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 484#L22 assume !(0 == assume_abort_if_not_~cond#1); 516#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 515#L472-2 [2021-12-06 19:13:16,317 INFO L793 eck$LassoCheckResult]: Loop: 515#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 493#L78 assume !(0 != ~mode1~0 % 256); 494#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 554#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 518#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 519#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 529#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 503#L112-1 ~mode2~0 := 0; 549#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 571#L134 assume !(0 != ~mode3~0 % 256); 569#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 565#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 543#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 544#L159 assume !(0 != ~mode4~0 % 256); 555#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 532#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 523#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 562#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 563#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 487#L187-1 ~mode5~0 := 0; 559#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 560#L209 assume !(0 != ~mode6~0 % 256); 564#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 479#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 480#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 566#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 533#L403 assume ~r1~0 % 256 >= 6; 481#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 471#L402-1 check_#res#1 := check_~tmp~1#1; 472#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 485#L504 assume !(0 == assert_~arg#1 % 256); 520#L499 assume { :end_inline_assert } true; 515#L472-2 [2021-12-06 19:13:16,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 2 times [2021-12-06 19:13:16,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213600205] [2021-12-06 19:13:16,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,343 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,376 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:16,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,377 INFO L85 PathProgramCache]: Analyzing trace with hash -793816562, now seen corresponding path program 1 times [2021-12-06 19:13:16,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076924962] [2021-12-06 19:13:16,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:16,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:16,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076924962] [2021-12-06 19:13:16,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076924962] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:16,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:16,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:16,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457394556] [2021-12-06 19:13:16,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:16,420 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:16,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:16,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:16,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:16,421 INFO L87 Difference]: Start difference. First operand 106 states and 139 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:13:16,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:16,449 INFO L93 Difference]: Finished difference Result 160 states and 221 transitions. [2021-12-06 19:13:16,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:16,450 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160 states and 221 transitions. [2021-12-06 19:13:16,452 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-12-06 19:13:16,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160 states to 160 states and 221 transitions. [2021-12-06 19:13:16,454 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 160 [2021-12-06 19:13:16,455 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160 [2021-12-06 19:13:16,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 160 states and 221 transitions. [2021-12-06 19:13:16,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:16,456 INFO L681 BuchiCegarLoop]: Abstraction has 160 states and 221 transitions. [2021-12-06 19:13:16,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states and 221 transitions. [2021-12-06 19:13:16,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2021-12-06 19:13:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 158 states have (on average 1.379746835443038) internal successors, (218), 157 states have internal predecessors, (218), 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) [2021-12-06 19:13:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 218 transitions. [2021-12-06 19:13:16,463 INFO L704 BuchiCegarLoop]: Abstraction has 158 states and 218 transitions. [2021-12-06 19:13:16,463 INFO L587 BuchiCegarLoop]: Abstraction has 158 states and 218 transitions. [2021-12-06 19:13:16,463 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 19:13:16,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 218 transitions. [2021-12-06 19:13:16,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-06 19:13:16,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:16,465 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:16,466 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,466 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:16,466 INFO L791 eck$LassoCheckResult]: Stem: 845#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 786#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 787#L233 assume 0 == ~r1~0 % 256; 820#L234 assume ~id1~0 >= 0; 824#L235 assume 0 == ~st1~0; 811#L236 assume ~send1~0 == ~id1~0; 812#L237 assume 0 == ~mode1~0 % 256; 770#L238 assume ~id2~0 >= 0; 771#L239 assume 0 == ~st2~0; 768#L240 assume ~send2~0 == ~id2~0; 769#L241 assume 0 == ~mode2~0 % 256; 773#L242 assume ~id3~0 >= 0; 832#L243 assume 0 == ~st3~0; 745#L244 assume ~send3~0 == ~id3~0; 746#L245 assume 0 == ~mode3~0 % 256; 772#L246 assume ~id4~0 >= 0; 819#L247 assume 0 == ~st4~0; 843#L248 assume ~send4~0 == ~id4~0; 741#L249 assume 0 == ~mode4~0 % 256; 742#L250 assume ~id5~0 >= 0; 835#L251 assume 0 == ~st5~0; 799#L252 assume ~send5~0 == ~id5~0; 800#L253 assume 0 == ~mode5~0 % 256; 807#L254 assume ~id6~0 >= 0; 761#L255 assume 0 == ~st6~0; 762#L256 assume ~send6~0 == ~id6~0; 801#L257 assume 0 == ~mode6~0 % 256; 776#L258 assume ~id1~0 != ~id2~0; 777#L259 assume ~id1~0 != ~id3~0; 821#L260 assume ~id1~0 != ~id4~0; 822#L261 assume ~id1~0 != ~id5~0; 809#L262 assume ~id1~0 != ~id6~0; 810#L263 assume ~id2~0 != ~id3~0; 813#L264 assume ~id2~0 != ~id4~0; 814#L265 assume ~id2~0 != ~id5~0; 749#L266 assume ~id2~0 != ~id6~0; 750#L267 assume ~id3~0 != ~id4~0; 763#L268 assume ~id3~0 != ~id5~0; 764#L269 assume ~id3~0 != ~id6~0; 747#L270 assume ~id4~0 != ~id5~0; 748#L271 assume ~id4~0 != ~id6~0; 778#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 790#L233-1 init_#res#1 := init_~tmp~0#1; 755#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 756#L22 assume !(0 == assume_abort_if_not_~cond#1); 789#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 788#L472-2 [2021-12-06 19:13:16,466 INFO L793 eck$LassoCheckResult]: Loop: 788#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 765#L78 assume !(0 != ~mode1~0 % 256); 766#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 828#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 791#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 792#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 802#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 775#L112-1 ~mode2~0 := 0; 823#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 846#L134 assume !(0 != ~mode3~0 % 256); 844#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 839#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 817#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 818#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 779#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 780#L162-1 ~mode4~0 := 0; 796#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 841#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 861#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 858#L187-1 ~mode5~0 := 0; 857#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 856#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 853#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 850#L212-1 ~mode6~0 := 0; 849#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 848#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 847#L403 assume !(~r1~0 % 256 >= 6); 784#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 785#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 743#L402-1 check_#res#1 := check_~tmp~1#1; 744#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 757#L504 assume !(0 == assert_~arg#1 % 256); 793#L499 assume { :end_inline_assert } true; 788#L472-2 [2021-12-06 19:13:16,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 3 times [2021-12-06 19:13:16,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257196218] [2021-12-06 19:13:16,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,480 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,500 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:16,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1019577779, now seen corresponding path program 1 times [2021-12-06 19:13:16,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885540431] [2021-12-06 19:13:16,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,511 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:16,523 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:16,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:16,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1684211563, now seen corresponding path program 1 times [2021-12-06 19:13:16,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:16,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883707483] [2021-12-06 19:13:16,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:16,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:16,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:16,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:16,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883707483] [2021-12-06 19:13:16,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883707483] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:16,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:16,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:16,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006029492] [2021-12-06 19:13:16,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:17,346 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:13:17,346 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:13:17,346 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:13:17,346 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:13:17,346 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:13:17,347 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:17,347 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:13:17,347 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:13:17,347 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-06 19:13:17,347 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:13:17,347 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:13:17,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:17,766 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-06 19:13:21,960 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:13:21,961 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:13:21,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:21,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:21,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:21,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 19:13:21,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:13:21,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:13:21,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:21,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:21,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:21,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 19:13:21,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:13:21,995 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:13:22,118 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:13:22,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 19:13:22,121 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:13:22,121 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:13:22,121 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:13:22,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:13:22,122 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:13:22,122 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:22,122 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:13:22,122 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:13:22,122 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-06 19:13:22,122 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:13:22,122 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:13:22,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:22,485 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-06 19:13:26,538 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:13:26,541 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:13:26,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,543 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:13:26,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,554 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:26,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,638 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 19:13:26,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:26,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,803 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:13:26,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:13:26,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,836 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:13:26,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:26,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,867 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:13:26,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:13:26,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,896 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:13:26,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:26,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,926 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 19:13:26,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 19:13:26,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,955 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 19:13:26,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:26,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 19:13:26,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:26,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:26,984 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:26,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 19:13:26,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:26,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:26,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:26,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:26,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:26,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:26,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:26,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:26,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 19:13:27,013 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,014 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:13:27,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 19:13:27,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,043 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:13:27,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 19:13:27,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,074 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:13:27,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:27,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,104 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:13:27,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:27,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,134 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:13:27,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 19:13:27,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,164 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:13:27,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 19:13:27,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,193 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:13:27,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 19:13:27,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,222 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:13:27,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 19:13:27,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,253 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:13:27,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 19:13:27,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,282 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:13:27,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:13:27,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:13:27,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:27,312 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:13:27,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,313 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:13:27,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,323 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:27,323 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,418 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-06 19:13:27,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 19:13:27,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,673 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:13:27,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,684 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:13:27,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,711 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 19:13:27,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,720 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,720 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 19:13:27,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,742 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:13:27,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,751 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 19:13:27,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,772 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:13:27,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,780 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,781 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 19:13:27,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,802 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:13:27,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,811 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:27,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,831 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:13:27,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,840 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,840 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 19:13:27,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,860 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:13:27,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,869 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 19:13:27,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,890 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:13:27,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,900 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,901 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 19:13:27,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,920 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:13:27,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,929 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:27,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,950 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:13:27,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,959 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:27,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 19:13:27,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:27,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:27,979 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:27,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:13:27,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:27,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:27,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:27,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:27,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:27,988 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:27,989 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:27,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:27,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 19:13:28,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,010 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:13:28,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,019 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,020 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:28,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,040 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:13:28,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 19:13:28,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,069 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:13:28,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:13:28,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,098 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:13:28,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,107 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 19:13:28,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,128 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:13:28,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,137 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,139 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:28,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,160 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:13:28,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,169 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:28,170 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:28,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:28,190 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:13:28,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,190 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:13:28,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,201 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:28,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,325 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-06 19:13:28,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 19:13:28,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,618 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:13:28,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,628 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,629 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 19:13:28,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,650 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:13:28,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,663 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:28,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,683 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:13:28,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,692 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 19:13:28,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,712 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 19:13:28,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,721 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 19:13:28,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,742 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 19:13:28,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,751 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:28,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,771 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 19:13:28,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 19:13:28,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,801 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 19:13:28,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 19:13:28,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,835 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 19:13:28,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 19:13:28,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,865 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 19:13:28,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 19:13:28,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,895 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 19:13:28,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,904 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 19:13:28,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,926 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 19:13:28,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,936 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 19:13:28,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,959 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 19:13:28,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:28,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 19:13:28,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:28,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:28,989 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:28,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 19:13:28,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:28,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:28,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:28,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:28,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:28,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:28,998 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:28,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:28,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 19:13:29,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,017 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 19:13:29,019 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 [2021-12-06 19:13:29,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,026 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:29,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:29,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 19:13:29,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,048 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 19:13:29,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:29,058 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:29,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 19:13:29,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,080 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 19:13:29,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:29,089 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:29,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 19:13:29,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,110 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 19:13:29,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:29,120 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:29,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 19:13:29,140 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:13:29,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,141 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 19:13:29,142 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 [2021-12-06 19:13:29,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,151 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:29,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,280 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-06 19:13:29,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:29,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,646 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 19:13:29,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,656 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:29,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,678 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 19:13:29,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,688 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:29,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,713 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 19:13:29,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,722 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 19:13:29,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,742 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 19:13:29,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,751 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,751 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 19:13:29,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,772 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 19:13:29,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,781 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 19:13:29,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,801 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 19:13:29,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,813 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,813 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 19:13:29,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,833 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 19:13:29,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,843 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 19:13:29,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,864 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 19:13:29,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,874 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 19:13:29,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,895 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 19:13:29,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,906 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 19:13:29,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,927 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 19:13:29,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,939 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 19:13:29,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,959 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 19:13:29,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:29,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:29,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:29,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:29,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:29,968 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:29,969 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:29,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:29,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:29,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 19:13:29,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:29,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:29,990 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:29,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 19:13:29,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,000 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,001 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 19:13:30,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,022 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 19:13:30,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,033 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 19:13:30,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,052 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 19:13:30,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,061 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,062 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 19:13:30,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,083 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 19:13:30,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,094 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:30,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,115 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 19:13:30,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,124 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,125 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 19:13:30,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,147 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 19:13:30,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:13:30,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,157 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:30,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:30,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 19:13:30,177 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:13:30,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,178 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 19:13:30,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,188 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:30,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,279 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-06 19:13:30,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 19:13:30,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,758 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 19:13:30,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,767 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,767 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,768 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:30,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,789 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 19:13:30,791 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 [2021-12-06 19:13:30,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,799 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 19:13:30,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,822 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 19:13:30,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,831 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,831 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 19:13:30,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,852 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 19:13:30,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,860 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 19:13:30,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,882 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 19:13:30,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,891 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,892 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:30,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,912 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 19:13:30,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,920 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,921 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,921 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 19:13:30,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,942 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 19:13:30,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,951 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:30,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 19:13:30,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:30,974 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:30,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 19:13:30,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:30,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:30,982 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:30,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:30,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:30,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:30,982 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:30,982 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:30,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:30,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 19:13:31,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,003 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 19:13:31,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,011 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,011 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,012 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 19:13:31,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,034 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 19:13:31,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,042 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,042 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,043 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 19:13:31,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,063 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 19:13:31,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,074 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 19:13:31,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,096 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 19:13:31,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,105 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,105 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,106 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 19:13:31,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,126 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 19:13:31,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,136 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,136 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,136 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-06 19:13:31,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,157 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 19:13:31,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,165 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,166 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,167 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 19:13:31,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,189 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 19:13:31,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,197 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,197 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-06 19:13:31,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,219 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 19:13:31,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,228 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,228 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,229 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 19:13:31,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,251 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-06 19:13:31,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,260 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:31,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:31,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:13:31,260 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:13:31,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:31,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:31,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-06 19:13:31,281 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:13:31,281 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:31,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:31,282 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:31,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-06 19:13:31,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:31,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:31,292 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:31,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:31,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:31,293 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:31,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:31,431 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-06 19:13:31,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-06 19:13:33,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,330 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-06 19:13:33,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,340 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-06 19:13:33,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,365 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-06 19:13:33,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,372 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:33,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,396 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-06 19:13:33,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,405 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-06 19:13:33,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,427 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-06 19:13:33,429 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 [2021-12-06 19:13:33,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,436 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,437 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-06 19:13:33,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,472 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-06 19:13:33,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,481 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,481 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:33,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,507 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-06 19:13:33,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,515 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-06 19:13:33,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,537 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-06 19:13:33,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,544 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,545 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,545 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:33,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,569 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-06 19:13:33,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,578 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,578 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-06 19:13:33,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,599 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-06 19:13:33,601 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 [2021-12-06 19:13:33,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,608 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,609 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:33,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,633 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-06 19:13:33,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-12-06 19:13:33,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,665 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-06 19:13:33,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,675 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-06 19:13:33,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,710 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-06 19:13:33,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,719 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,719 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,720 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-06 19:13:33,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,741 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-06 19:13:33,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,750 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,750 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,750 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-06 19:13:33,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,772 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-06 19:13:33,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,780 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,781 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-12-06 19:13:33,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,805 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-06 19:13:33,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,813 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-12-06 19:13:33,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,839 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-06 19:13:33,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,848 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,850 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-12-06 19:13:33,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,875 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-06 19:13:33,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,885 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:13:33,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:33,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:33,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:33,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:33,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:33,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-12-06 19:13:33,909 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:13:33,909 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:33,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:33,910 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:33,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-06 19:13:33,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:33,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:33,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:33,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:33,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:33,921 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:33,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:34,151 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-06 19:13:34,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:35,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-12-06 19:13:36,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,005 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-06 19:13:36,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,015 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,016 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-12-06 19:13:36,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,042 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-06 19:13:36,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,051 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,051 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,052 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:36,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,077 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-06 19:13:36,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,086 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-06 19:13:36,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,108 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-06 19:13:36,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,117 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,117 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,118 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-12-06 19:13:36,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,142 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-06 19:13:36,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-12-06 19:13:36,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,175 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-06 19:13:36,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,183 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,184 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-12-06 19:13:36,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,206 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-06 19:13:36,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,215 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,215 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,215 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,216 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-06 19:13:36,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,242 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-06 19:13:36,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,251 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,251 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,252 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-06 19:13:36,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,274 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-06 19:13:36,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:36,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,312 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-06 19:13:36,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,321 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,322 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,323 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-06 19:13:36,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,345 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-06 19:13:36,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,354 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,355 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-06 19:13:36,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,381 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-06 19:13:36,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,390 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,390 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-06 19:13:36,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,417 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-06 19:13:36,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,427 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,427 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-12-06 19:13:36,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,449 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-06 19:13:36,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,457 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,459 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-06 19:13:36,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,486 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-06 19:13:36,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,495 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,496 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-12-06 19:13:36,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,522 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-06 19:13:36,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,532 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-12-06 19:13:36,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,559 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-06 19:13:36,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,568 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:36,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:36,569 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:13:36,570 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:13:36,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:36,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:36,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-12-06 19:13:36,594 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:13:36,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:36,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:36,595 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:36,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-06 19:13:36,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:36,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:36,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:36,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:36,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:36,605 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:36,606 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:36,730 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-06 19:13:36,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-06 19:13:37,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,210 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-06 19:13:37,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-06 19:13:37,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,242 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-06 19:13:37,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-12-06 19:13:37,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,273 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-06 19:13:37,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,283 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,283 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,284 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-06 19:13:37,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,304 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-12-06 19:13:37,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-12-06 19:13:37,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,335 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-12-06 19:13:37,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,344 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-12-06 19:13:37,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,364 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-12-06 19:13:37,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-12-06 19:13:37,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,393 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-12-06 19:13:37,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,402 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,402 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,403 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:37,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,425 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-12-06 19:13:37,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,433 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,434 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-12-06 19:13:37,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,454 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-12-06 19:13:37,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,463 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-12-06 19:13:37,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,487 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-12-06 19:13:37,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:37,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,517 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-12-06 19:13:37,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,527 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-12-06 19:13:37,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,550 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-12-06 19:13:37,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,558 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,558 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,559 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:37,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,579 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-12-06 19:13:37,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,587 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-12-06 19:13:37,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,608 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-12-06 19:13:37,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:37,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,640 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-12-06 19:13:37,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:37,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,671 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-12-06 19:13:37,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,680 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-12-06 19:13:37,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,703 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-12-06 19:13:37,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,711 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:13:37,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:37,712 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:13:37,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:13:37,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:37,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:37,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-12-06 19:13:37,732 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:13:37,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:37,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:37,733 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:37,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-12-06 19:13:37,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:37,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:37,742 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:37,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:37,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:37,743 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 19:13:37,743 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:37,973 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-12-06 19:13:37,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:38,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:38,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-12-06 19:13:38,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:38,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:38,941 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:38,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-12-06 19:13:38,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:38,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:38,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:38,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:38,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:38,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:38,950 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:38,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:38,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:38,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:38,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-12-06 19:13:38,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:38,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:38,980 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:38,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-12-06 19:13:38,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:38,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:38,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:38,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:38,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:38,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:38,990 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:38,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:38,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:38,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-12-06 19:13:39,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,016 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-12-06 19:13:39,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,025 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-12-06 19:13:39,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,047 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-12-06 19:13:39,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,055 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,056 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-12-06 19:13:39,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,079 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-12-06 19:13:39,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,088 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-12-06 19:13:39,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,110 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-12-06 19:13:39,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,119 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-12-06 19:13:39,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,141 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-12-06 19:13:39,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,150 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:39,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,176 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-12-06 19:13:39,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,186 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2021-12-06 19:13:39,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,208 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-12-06 19:13:39,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,216 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,217 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:39,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,242 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-12-06 19:13:39,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,251 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,251 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2021-12-06 19:13:39,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,273 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-12-06 19:13:39,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,281 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,281 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2021-12-06 19:13:39,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,306 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-12-06 19:13:39,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,315 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,315 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-12-06 19:13:39,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,337 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-12-06 19:13:39,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,345 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2021-12-06 19:13:39,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,367 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-12-06 19:13:39,369 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 [2021-12-06 19:13:39,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,377 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,377 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-12-06 19:13:39,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,403 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-12-06 19:13:39,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,413 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-12-06 19:13:39,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,438 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-12-06 19:13:39,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,448 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,448 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2021-12-06 19:13:39,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:39,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:13:39,478 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:13:39,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-12-06 19:13:39,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:13:39,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:13:39,486 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:13:39,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:13:39,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:13:39,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:13:39,486 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:13:39,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:13:39,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:13:39,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:13:39,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1382a18c-806c-46db-8640-4735791c6eee/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2021-12-06 19:13:39,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:39,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:39,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:39,508 INFO L87 Difference]: Start difference. First operand 158 states and 218 transitions. cyclomatic complexity: 61 Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2021-12-06 19:13:39,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:39,523 INFO L93 Difference]: Finished difference Result 258 states and 368 transitions. [2021-12-06 19:13:39,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:39,524 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 258 states and 368 transitions. [2021-12-06 19:13:39,527 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 19:13:39,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 258 states to 258 states and 368 transitions. [2021-12-06 19:13:39,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 258 [2021-12-06 19:13:39,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 258 [2021-12-06 19:13:39,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 258 states and 368 transitions. [2021-12-06 19:13:39,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:39,531 INFO L681 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-06 19:13:39,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states and 368 transitions. [2021-12-06 19:13:39,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2021-12-06 19:13:39,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 258 states have (on average 1.426356589147287) internal successors, (368), 257 states have internal predecessors, (368), 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) [2021-12-06 19:13:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 368 transitions. [2021-12-06 19:13:39,544 INFO L704 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-06 19:13:39,544 INFO L587 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-06 19:13:39,544 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 19:13:39,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 258 states and 368 transitions. [2021-12-06 19:13:39,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 19:13:39,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:39,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:39,547 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,547 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,548 INFO L791 eck$LassoCheckResult]: Stem: 1280#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1211#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1212#L233 assume 0 == ~r1~0 % 256; 1245#L234 assume ~id1~0 >= 0; 1249#L235 assume 0 == ~st1~0; 1236#L236 assume ~send1~0 == ~id1~0; 1237#L237 assume 0 == ~mode1~0 % 256; 1194#L238 assume ~id2~0 >= 0; 1195#L239 assume 0 == ~st2~0; 1192#L240 assume ~send2~0 == ~id2~0; 1193#L241 assume 0 == ~mode2~0 % 256; 1199#L242 assume ~id3~0 >= 0; 1259#L243 assume 0 == ~st3~0; 1169#L244 assume ~send3~0 == ~id3~0; 1170#L245 assume 0 == ~mode3~0 % 256; 1196#L246 assume ~id4~0 >= 0; 1244#L247 assume 0 == ~st4~0; 1276#L248 assume ~send4~0 == ~id4~0; 1167#L249 assume 0 == ~mode4~0 % 256; 1168#L250 assume ~id5~0 >= 0; 1262#L251 assume 0 == ~st5~0; 1223#L252 assume ~send5~0 == ~id5~0; 1224#L253 assume 0 == ~mode5~0 % 256; 1233#L254 assume ~id6~0 >= 0; 1185#L255 assume 0 == ~st6~0; 1186#L256 assume ~send6~0 == ~id6~0; 1225#L257 assume 0 == ~mode6~0 % 256; 1200#L258 assume ~id1~0 != ~id2~0; 1201#L259 assume ~id1~0 != ~id3~0; 1246#L260 assume ~id1~0 != ~id4~0; 1247#L261 assume ~id1~0 != ~id5~0; 1234#L262 assume ~id1~0 != ~id6~0; 1235#L263 assume ~id2~0 != ~id3~0; 1240#L264 assume ~id2~0 != ~id4~0; 1241#L265 assume ~id2~0 != ~id5~0; 1173#L266 assume ~id2~0 != ~id6~0; 1174#L267 assume ~id3~0 != ~id4~0; 1187#L268 assume ~id3~0 != ~id5~0; 1188#L269 assume ~id3~0 != ~id6~0; 1171#L270 assume ~id4~0 != ~id5~0; 1172#L271 assume ~id4~0 != ~id6~0; 1202#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1214#L233-1 init_#res#1 := init_~tmp~0#1; 1179#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1180#L22 assume !(0 == assume_abort_if_not_~cond#1); 1213#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1271#L472-2 [2021-12-06 19:13:39,548 INFO L793 eck$LassoCheckResult]: Loop: 1271#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1365#L78 assume !(0 != ~mode1~0 % 256); 1364#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1363#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1227#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1362#L109 assume !(0 != ~mode2~0 % 256); 1359#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1358#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1357#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1356#L134 assume !(0 != ~mode3~0 % 256); 1352#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1351#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1349#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1348#L159 assume !(0 != ~mode4~0 % 256); 1344#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1343#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1341#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1337#L184 assume !(0 != ~mode5~0 % 256); 1336#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1335#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1333#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1278#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1250#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 1251#L212-1 ~mode6~0 := 0; 1176#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1274#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1283#L403 assume !(~r1~0 % 256 >= 6); 1285#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1315#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1316#L402-1 check_#res#1 := check_~tmp~1#1; 1376#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1375#L504 assume !(0 == assert_~arg#1 % 256); 1374#L499 assume { :end_inline_assert } true; 1373#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1372#L78 assume !(0 != ~mode1~0 % 256); 1371#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1370#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1289#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1360#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1361#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 1417#L112-1 ~mode2~0 := 0; 1416#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1415#L134 assume !(0 != ~mode3~0 % 256); 1411#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1410#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1406#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1404#L159 assume !(0 != ~mode4~0 % 256); 1403#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1401#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1395#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1263#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1264#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 1183#L187-1 ~mode5~0 := 0; 1260#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1261#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1324#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 1319#L212-1 ~mode6~0 := 0; 1318#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1287#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1288#L403 assume !(~r1~0 % 256 >= 6); 1208#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1209#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1369#L402-1 check_#res#1 := check_~tmp~1#1; 1368#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1367#L504 assume !(0 == assert_~arg#1 % 256); 1366#L499 assume { :end_inline_assert } true; 1271#L472-2 [2021-12-06 19:13:39,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 4 times [2021-12-06 19:13:39,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849141757] [2021-12-06 19:13:39,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,558 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,573 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:39,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1631524013, now seen corresponding path program 1 times [2021-12-06 19:13:39,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891099839] [2021-12-06 19:13:39,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:39,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:39,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891099839] [2021-12-06 19:13:39,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891099839] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:39,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:39,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:39,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863327435] [2021-12-06 19:13:39,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:39,628 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:39,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:39,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:39,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:39,629 INFO L87 Difference]: Start difference. First operand 258 states and 368 transitions. cyclomatic complexity: 111 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-12-06 19:13:39,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:39,643 INFO L93 Difference]: Finished difference Result 382 states and 549 transitions. [2021-12-06 19:13:39,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:39,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 382 states and 549 transitions. [2021-12-06 19:13:39,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 336 [2021-12-06 19:13:39,651 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 382 states to 382 states and 549 transitions. [2021-12-06 19:13:39,652 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 382 [2021-12-06 19:13:39,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 382 [2021-12-06 19:13:39,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 382 states and 549 transitions. [2021-12-06 19:13:39,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:39,653 INFO L681 BuchiCegarLoop]: Abstraction has 382 states and 549 transitions. [2021-12-06 19:13:39,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states and 549 transitions. [2021-12-06 19:13:39,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 358. [2021-12-06 19:13:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 358 states have (on average 1.4441340782122905) internal successors, (517), 357 states have internal predecessors, (517), 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) [2021-12-06 19:13:39,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 517 transitions. [2021-12-06 19:13:39,665 INFO L704 BuchiCegarLoop]: Abstraction has 358 states and 517 transitions. [2021-12-06 19:13:39,665 INFO L587 BuchiCegarLoop]: Abstraction has 358 states and 517 transitions. [2021-12-06 19:13:39,665 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 19:13:39,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 358 states and 517 transitions. [2021-12-06 19:13:39,666 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 312 [2021-12-06 19:13:39,666 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:39,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:39,668 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,668 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,668 INFO L791 eck$LassoCheckResult]: Stem: 1926#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1857#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1858#L233 assume 0 == ~r1~0 % 256; 1893#L234 assume ~id1~0 >= 0; 1897#L235 assume 0 == ~st1~0; 1884#L236 assume ~send1~0 == ~id1~0; 1885#L237 assume 0 == ~mode1~0 % 256; 1839#L238 assume ~id2~0 >= 0; 1840#L239 assume 0 == ~st2~0; 1837#L240 assume ~send2~0 == ~id2~0; 1838#L241 assume 0 == ~mode2~0 % 256; 1844#L242 assume ~id3~0 >= 0; 1906#L243 assume 0 == ~st3~0; 1815#L244 assume ~send3~0 == ~id3~0; 1816#L245 assume 0 == ~mode3~0 % 256; 1841#L246 assume ~id4~0 >= 0; 1892#L247 assume 0 == ~st4~0; 1921#L248 assume ~send4~0 == ~id4~0; 1813#L249 assume 0 == ~mode4~0 % 256; 1814#L250 assume ~id5~0 >= 0; 1909#L251 assume 0 == ~st5~0; 1869#L252 assume ~send5~0 == ~id5~0; 1870#L253 assume 0 == ~mode5~0 % 256; 1879#L254 assume ~id6~0 >= 0; 1831#L255 assume 0 == ~st6~0; 1832#L256 assume ~send6~0 == ~id6~0; 1871#L257 assume 0 == ~mode6~0 % 256; 1845#L258 assume ~id1~0 != ~id2~0; 1846#L259 assume ~id1~0 != ~id3~0; 1894#L260 assume ~id1~0 != ~id4~0; 1895#L261 assume ~id1~0 != ~id5~0; 1882#L262 assume ~id1~0 != ~id6~0; 1883#L263 assume ~id2~0 != ~id3~0; 1888#L264 assume ~id2~0 != ~id4~0; 1889#L265 assume ~id2~0 != ~id5~0; 1819#L266 assume ~id2~0 != ~id6~0; 1820#L267 assume ~id3~0 != ~id4~0; 1833#L268 assume ~id3~0 != ~id5~0; 1834#L269 assume ~id3~0 != ~id6~0; 1817#L270 assume ~id4~0 != ~id5~0; 1818#L271 assume ~id4~0 != ~id6~0; 1847#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1860#L233-1 init_#res#1 := init_~tmp~0#1; 1825#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1826#L22 assume !(0 == assume_abort_if_not_~cond#1); 1859#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1916#L472-2 [2021-12-06 19:13:39,668 INFO L793 eck$LassoCheckResult]: Loop: 1916#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2133#L78 assume !(0 != ~mode1~0 % 256); 2132#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2131#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2130#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2129#L109 assume !(0 != ~mode2~0 % 256); 2118#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1922#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1923#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2163#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2160#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 2157#L137-1 ~mode3~0 := 0; 2156#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2155#L159 assume !(0 != ~mode4~0 % 256); 2151#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2150#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2148#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2147#L184 assume !(0 != ~mode5~0 % 256); 1904#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1905#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2117#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2113#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2061#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2055#L212-1 ~mode6~0 := 0; 2052#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2046#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2047#L403 assume ~r1~0 % 256 >= 6; 2049#L407 assume !(~r1~0 % 256 < 6); 1880#L411 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0;check_~tmp~1#1 := 1; 1881#L402-1 check_#res#1 := check_~tmp~1#1; 2000#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1998#L504 assume !(0 == assert_~arg#1 % 256); 1996#L499 assume { :end_inline_assert } true; 1950#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1947#L78 assume 0 != ~mode1~0 % 256; 1939#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 1851#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 1852#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 1932#L85-1 ~mode1~0 := 0; 1933#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1993#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1994#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 2041#L112-1 ~mode2~0 := 0; 2040#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2039#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2035#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 2033#L137-1 ~mode3~0 := 0; 2032#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2031#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2027#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 2025#L162-1 ~mode4~0 := 0; 2024#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2023#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2020#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 2017#L187-1 ~mode5~0 := 0; 2016#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2015#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2012#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2009#L212-1 ~mode6~0 := 0; 2008#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2007#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2006#L403 assume !(~r1~0 % 256 >= 6); 2004#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2001#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2002#L402-1 check_#res#1 := check_~tmp~1#1; 2136#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2135#L504 assume !(0 == assert_~arg#1 % 256); 2134#L499 assume { :end_inline_assert } true; 1916#L472-2 [2021-12-06 19:13:39,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 5 times [2021-12-06 19:13:39,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412561204] [2021-12-06 19:13:39,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,677 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,690 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:39,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,691 INFO L85 PathProgramCache]: Analyzing trace with hash -933120769, now seen corresponding path program 1 times [2021-12-06 19:13:39,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67044294] [2021-12-06 19:13:39,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:39,722 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:39,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67044294] [2021-12-06 19:13:39,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67044294] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:39,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:39,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:39,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151314382] [2021-12-06 19:13:39,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:39,723 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:39,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:39,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:39,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:39,723 INFO L87 Difference]: Start difference. First operand 358 states and 517 transitions. cyclomatic complexity: 160 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:39,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:39,746 INFO L93 Difference]: Finished difference Result 536 states and 783 transitions. [2021-12-06 19:13:39,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:39,747 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 536 states and 783 transitions. [2021-12-06 19:13:39,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 488 [2021-12-06 19:13:39,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 536 states to 534 states and 781 transitions. [2021-12-06 19:13:39,753 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 534 [2021-12-06 19:13:39,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 534 [2021-12-06 19:13:39,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 534 states and 781 transitions. [2021-12-06 19:13:39,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:39,755 INFO L681 BuchiCegarLoop]: Abstraction has 534 states and 781 transitions. [2021-12-06 19:13:39,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states and 781 transitions. [2021-12-06 19:13:39,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 462. [2021-12-06 19:13:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 462 states have (on average 1.4588744588744589) internal successors, (674), 461 states have internal predecessors, (674), 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) [2021-12-06 19:13:39,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 674 transitions. [2021-12-06 19:13:39,763 INFO L704 BuchiCegarLoop]: Abstraction has 462 states and 674 transitions. [2021-12-06 19:13:39,763 INFO L587 BuchiCegarLoop]: Abstraction has 462 states and 674 transitions. [2021-12-06 19:13:39,763 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-06 19:13:39,763 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 462 states and 674 transitions. [2021-12-06 19:13:39,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 416 [2021-12-06 19:13:39,765 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:39,765 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:39,766 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,766 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,766 INFO L791 eck$LassoCheckResult]: Stem: 2829#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 2757#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2758#L233 assume 0 == ~r1~0 % 256; 2797#L234 assume ~id1~0 >= 0; 2802#L235 assume 0 == ~st1~0; 2788#L236 assume ~send1~0 == ~id1~0; 2789#L237 assume 0 == ~mode1~0 % 256; 2740#L238 assume ~id2~0 >= 0; 2741#L239 assume 0 == ~st2~0; 2738#L240 assume ~send2~0 == ~id2~0; 2739#L241 assume 0 == ~mode2~0 % 256; 2743#L242 assume ~id3~0 >= 0; 2814#L243 assume 0 == ~st3~0; 2715#L244 assume ~send3~0 == ~id3~0; 2716#L245 assume 0 == ~mode3~0 % 256; 2742#L246 assume ~id4~0 >= 0; 2796#L247 assume 0 == ~st4~0; 2825#L248 assume ~send4~0 == ~id4~0; 2711#L249 assume 0 == ~mode4~0 % 256; 2712#L250 assume ~id5~0 >= 0; 2817#L251 assume 0 == ~st5~0; 2771#L252 assume ~send5~0 == ~id5~0; 2772#L253 assume 0 == ~mode5~0 % 256; 2781#L254 assume ~id6~0 >= 0; 2732#L255 assume 0 == ~st6~0; 2733#L256 assume ~send6~0 == ~id6~0; 2773#L257 assume 0 == ~mode6~0 % 256; 2746#L258 assume ~id1~0 != ~id2~0; 2747#L259 assume ~id1~0 != ~id3~0; 2798#L260 assume ~id1~0 != ~id4~0; 2799#L261 assume ~id1~0 != ~id5~0; 2786#L262 assume ~id1~0 != ~id6~0; 2787#L263 assume ~id2~0 != ~id3~0; 2790#L264 assume ~id2~0 != ~id4~0; 2791#L265 assume ~id2~0 != ~id5~0; 2719#L266 assume ~id2~0 != ~id6~0; 2720#L267 assume ~id3~0 != ~id4~0; 2734#L268 assume ~id3~0 != ~id5~0; 2735#L269 assume ~id3~0 != ~id6~0; 2717#L270 assume ~id4~0 != ~id5~0; 2718#L271 assume ~id4~0 != ~id6~0; 2748#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 2762#L233-1 init_#res#1 := init_~tmp~0#1; 2725#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2726#L22 assume !(0 == assume_abort_if_not_~cond#1); 2761#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2759#L472-2 [2021-12-06 19:13:39,766 INFO L793 eck$LassoCheckResult]: Loop: 2759#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2760#L78 assume !(0 != ~mode1~0 % 256); 2806#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2807#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2763#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2764#L109 assume !(0 != ~mode2~0 % 256); 2836#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3138#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3137#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3136#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3132#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3130#L137-1 ~mode3~0 := 0; 3129#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3128#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3124#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3122#L162-1 ~mode4~0 := 0; 3121#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3120#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3117#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 3114#L187-1 ~mode5~0 := 0; 3113#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3112#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3109#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3106#L212-1 ~mode6~0 := 0; 3105#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3104#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2837#L403 assume !(~r1~0 % 256 >= 6); 2839#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3054#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3053#L402-1 check_#res#1 := check_~tmp~1#1; 2727#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2728#L504 assume !(0 == assert_~arg#1 % 256); 2969#L499 assume { :end_inline_assert } true; 2967#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2736#L78 assume 0 != ~mode1~0 % 256; 2737#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 2752#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2753#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 2845#L85-1 ~mode1~0 := 0; 2933#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2929#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2930#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 3043#L112-1 ~mode2~0 := 0; 3040#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3036#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3026#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3023#L137-1 ~mode3~0 := 0; 3021#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3019#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3013#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3009#L162-1 ~mode4~0 := 0; 3006#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3005#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2998#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 2993#L187-1 ~mode5~0 := 0; 2991#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2989#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2984#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2981#L212-1 ~mode6~0 := 0; 2980#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2979#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2977#L403 assume !(~r1~0 % 256 >= 6); 2976#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2975#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2974#L402-1 check_#res#1 := check_~tmp~1#1; 2973#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2971#L504 assume !(0 == assert_~arg#1 % 256); 2765#L499 assume { :end_inline_assert } true; 2759#L472-2 [2021-12-06 19:13:39,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 6 times [2021-12-06 19:13:39,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771323772] [2021-12-06 19:13:39,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,774 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,786 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:39,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,787 INFO L85 PathProgramCache]: Analyzing trace with hash 286639088, now seen corresponding path program 1 times [2021-12-06 19:13:39,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552211497] [2021-12-06 19:13:39,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:39,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:39,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552211497] [2021-12-06 19:13:39,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552211497] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:39,809 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:39,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:39,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186853130] [2021-12-06 19:13:39,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:39,809 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:39,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:39,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:39,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:39,810 INFO L87 Difference]: Start difference. First operand 462 states and 674 transitions. cyclomatic complexity: 213 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:39,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:39,825 INFO L93 Difference]: Finished difference Result 464 states and 668 transitions. [2021-12-06 19:13:39,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:39,826 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 464 states and 668 transitions. [2021-12-06 19:13:39,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-12-06 19:13:39,831 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 464 states to 464 states and 668 transitions. [2021-12-06 19:13:39,832 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 464 [2021-12-06 19:13:39,832 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 464 [2021-12-06 19:13:39,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 464 states and 668 transitions. [2021-12-06 19:13:39,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:39,833 INFO L681 BuchiCegarLoop]: Abstraction has 464 states and 668 transitions. [2021-12-06 19:13:39,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states and 668 transitions. [2021-12-06 19:13:39,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 462. [2021-12-06 19:13:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 462 states have (on average 1.4415584415584415) internal successors, (666), 461 states have internal predecessors, (666), 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) [2021-12-06 19:13:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 666 transitions. [2021-12-06 19:13:39,840 INFO L704 BuchiCegarLoop]: Abstraction has 462 states and 666 transitions. [2021-12-06 19:13:39,840 INFO L587 BuchiCegarLoop]: Abstraction has 462 states and 666 transitions. [2021-12-06 19:13:39,840 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-06 19:13:39,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 462 states and 666 transitions. [2021-12-06 19:13:39,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 416 [2021-12-06 19:13:39,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:39,842 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:39,843 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,843 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,843 INFO L791 eck$LassoCheckResult]: Stem: 3760#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 3688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3689#L233 assume 0 == ~r1~0 % 256; 3729#L234 assume ~id1~0 >= 0; 3733#L235 assume 0 == ~st1~0; 3720#L236 assume ~send1~0 == ~id1~0; 3721#L237 assume 0 == ~mode1~0 % 256; 3672#L238 assume ~id2~0 >= 0; 3673#L239 assume 0 == ~st2~0; 3670#L240 assume ~send2~0 == ~id2~0; 3671#L241 assume 0 == ~mode2~0 % 256; 3675#L242 assume ~id3~0 >= 0; 3743#L243 assume 0 == ~st3~0; 3647#L244 assume ~send3~0 == ~id3~0; 3648#L245 assume 0 == ~mode3~0 % 256; 3674#L246 assume ~id4~0 >= 0; 3728#L247 assume 0 == ~st4~0; 3754#L248 assume ~send4~0 == ~id4~0; 3643#L249 assume 0 == ~mode4~0 % 256; 3644#L250 assume ~id5~0 >= 0; 3746#L251 assume 0 == ~st5~0; 3703#L252 assume ~send5~0 == ~id5~0; 3704#L253 assume 0 == ~mode5~0 % 256; 3714#L254 assume ~id6~0 >= 0; 3664#L255 assume 0 == ~st6~0; 3665#L256 assume ~send6~0 == ~id6~0; 3705#L257 assume 0 == ~mode6~0 % 256; 3678#L258 assume ~id1~0 != ~id2~0; 3679#L259 assume ~id1~0 != ~id3~0; 3730#L260 assume ~id1~0 != ~id4~0; 3731#L261 assume ~id1~0 != ~id5~0; 3718#L262 assume ~id1~0 != ~id6~0; 3719#L263 assume ~id2~0 != ~id3~0; 3722#L264 assume ~id2~0 != ~id4~0; 3723#L265 assume ~id2~0 != ~id5~0; 3651#L266 assume ~id2~0 != ~id6~0; 3652#L267 assume ~id3~0 != ~id4~0; 3666#L268 assume ~id3~0 != ~id5~0; 3667#L269 assume ~id3~0 != ~id6~0; 3649#L270 assume ~id4~0 != ~id5~0; 3650#L271 assume ~id4~0 != ~id6~0; 3680#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 3693#L233-1 init_#res#1 := init_~tmp~0#1; 3657#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3658#L22 assume !(0 == assume_abort_if_not_~cond#1); 3692#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3752#L472-2 [2021-12-06 19:13:39,843 INFO L793 eck$LassoCheckResult]: Loop: 3752#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3784#L78 assume !(0 != ~mode1~0 % 256); 3779#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3780#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3982#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3980#L109 assume !(0 != ~mode2~0 % 256); 3979#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3975#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3973#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3971#L134 assume !(0 != ~mode3~0 % 256); 3962#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3959#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3956#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3954#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3946#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3942#L162-1 ~mode4~0 := 0; 3940#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3938#L184 assume !(0 != ~mode5~0 % 256); 3937#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 3929#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3925#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3922#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3923#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3916#L212-1 ~mode6~0 := 0; 3909#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3905#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3902#L403 assume !(~r1~0 % 256 >= 6); 3898#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3896#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3894#L402-1 check_#res#1 := check_~tmp~1#1; 3892#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3890#L504 assume !(0 == assert_~arg#1 % 256); 3888#L499 assume { :end_inline_assert } true; 3886#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3884#L78 assume 0 != ~mode1~0 % 256; 3882#L79 assume !(255 == ~r1~0 % 256); 3787#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 3686#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 3641#L85-1 ~mode1~0 := 0; 3876#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3873#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3870#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 3868#L112-1 ~mode2~0 := 0; 3866#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3864#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3861#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3853#L137-1 ~mode3~0 := 0; 3852#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3848#L159 assume !(0 != ~mode4~0 % 256); 3846#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3844#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3838#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3826#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3827#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 3820#L187-1 ~mode5~0 := 0; 3817#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3816#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3810#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3805#L212-1 ~mode6~0 := 0; 3803#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3801#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3799#L403 assume !(~r1~0 % 256 >= 6); 3797#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3794#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3792#L402-1 check_#res#1 := check_~tmp~1#1; 3793#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3788#L504 assume !(0 == assert_~arg#1 % 256); 3789#L499 assume { :end_inline_assert } true; 3752#L472-2 [2021-12-06 19:13:39,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 7 times [2021-12-06 19:13:39,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318124518] [2021-12-06 19:13:39,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,859 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:39,875 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:39,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,876 INFO L85 PathProgramCache]: Analyzing trace with hash 124769448, now seen corresponding path program 1 times [2021-12-06 19:13:39,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191465477] [2021-12-06 19:13:39,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:39,928 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:39,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:39,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191465477] [2021-12-06 19:13:39,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191465477] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:39,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:39,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:39,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318345869] [2021-12-06 19:13:39,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:39,929 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:39,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:39,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:39,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:39,930 INFO L87 Difference]: Start difference. First operand 462 states and 666 transitions. cyclomatic complexity: 205 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:39,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:39,949 INFO L93 Difference]: Finished difference Result 846 states and 1222 transitions. [2021-12-06 19:13:39,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:39,950 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 846 states and 1222 transitions. [2021-12-06 19:13:39,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 800 [2021-12-06 19:13:39,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 846 states to 846 states and 1222 transitions. [2021-12-06 19:13:39,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 846 [2021-12-06 19:13:39,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 846 [2021-12-06 19:13:39,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 846 states and 1222 transitions. [2021-12-06 19:13:39,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:39,966 INFO L681 BuchiCegarLoop]: Abstraction has 846 states and 1222 transitions. [2021-12-06 19:13:39,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states and 1222 transitions. [2021-12-06 19:13:39,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 830. [2021-12-06 19:13:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 830 states, 830 states have (on average 1.4433734939759035) internal successors, (1198), 829 states have internal predecessors, (1198), 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) [2021-12-06 19:13:39,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 1198 transitions. [2021-12-06 19:13:39,987 INFO L704 BuchiCegarLoop]: Abstraction has 830 states and 1198 transitions. [2021-12-06 19:13:39,987 INFO L587 BuchiCegarLoop]: Abstraction has 830 states and 1198 transitions. [2021-12-06 19:13:39,987 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-06 19:13:39,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 830 states and 1198 transitions. [2021-12-06 19:13:39,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 784 [2021-12-06 19:13:39,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:39,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:39,994 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,994 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:39,994 INFO L791 eck$LassoCheckResult]: Stem: 5081#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 5003#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 5004#L233 assume 0 == ~r1~0 % 256; 5041#L234 assume ~id1~0 >= 0; 5046#L235 assume 0 == ~st1~0; 5032#L236 assume ~send1~0 == ~id1~0; 5033#L237 assume 0 == ~mode1~0 % 256; 4985#L238 assume ~id2~0 >= 0; 4986#L239 assume 0 == ~st2~0; 4983#L240 assume ~send2~0 == ~id2~0; 4984#L241 assume 0 == ~mode2~0 % 256; 4988#L242 assume ~id3~0 >= 0; 5058#L243 assume 0 == ~st3~0; 4961#L244 assume ~send3~0 == ~id3~0; 4962#L245 assume 0 == ~mode3~0 % 256; 4987#L246 assume ~id4~0 >= 0; 5040#L247 assume 0 == ~st4~0; 5075#L248 assume ~send4~0 == ~id4~0; 4957#L249 assume 0 == ~mode4~0 % 256; 4958#L250 assume ~id5~0 >= 0; 5061#L251 assume 0 == ~st5~0; 5018#L252 assume ~send5~0 == ~id5~0; 5019#L253 assume 0 == ~mode5~0 % 256; 5027#L254 assume ~id6~0 >= 0; 4977#L255 assume 0 == ~st6~0; 4978#L256 assume ~send6~0 == ~id6~0; 5020#L257 assume 0 == ~mode6~0 % 256; 4991#L258 assume ~id1~0 != ~id2~0; 4992#L259 assume ~id1~0 != ~id3~0; 5042#L260 assume ~id1~0 != ~id4~0; 5043#L261 assume ~id1~0 != ~id5~0; 5030#L262 assume ~id1~0 != ~id6~0; 5031#L263 assume ~id2~0 != ~id3~0; 5034#L264 assume ~id2~0 != ~id4~0; 5035#L265 assume ~id2~0 != ~id5~0; 4965#L266 assume ~id2~0 != ~id6~0; 4966#L267 assume ~id3~0 != ~id4~0; 4979#L268 assume ~id3~0 != ~id5~0; 4980#L269 assume ~id3~0 != ~id6~0; 4963#L270 assume ~id4~0 != ~id5~0; 4964#L271 assume ~id4~0 != ~id6~0; 4993#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 5008#L233-1 init_#res#1 := init_~tmp~0#1; 4971#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4972#L22 assume !(0 == assume_abort_if_not_~cond#1); 5007#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 5071#L472-2 [2021-12-06 19:13:39,994 INFO L793 eck$LassoCheckResult]: Loop: 5071#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5145#L78 assume !(0 != ~mode1~0 % 256); 5142#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5140#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5138#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5136#L109 assume !(0 != ~mode2~0 % 256); 5134#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5130#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5127#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5126#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5122#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 5120#L137-1 ~mode3~0 := 0; 5119#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5117#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5112#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 5110#L162-1 ~mode4~0 := 0; 5109#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5108#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5105#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 5102#L187-1 ~mode5~0 := 0; 5100#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5101#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5096#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 5095#L212-1 ~mode6~0 := 0; 5495#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5492#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5488#L403 assume !(~r1~0 % 256 >= 6); 5484#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5480#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5477#L402-1 check_#res#1 := check_~tmp~1#1; 5473#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5469#L504 assume !(0 == assert_~arg#1 % 256); 5465#L499 assume { :end_inline_assert } true; 5461#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5457#L78 assume 0 != ~mode1~0 % 256; 5028#L79 assume !(255 == ~r1~0 % 256); 4997#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 4998#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 5311#L85-1 ~mode1~0 := 0; 5308#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5304#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5305#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 5379#L112-1 ~mode2~0 := 0; 5424#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5423#L134 assume !(0 != ~mode3~0 % 256); 5422#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5421#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5420#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5419#L159 assume !(0 != ~mode4~0 % 256); 5418#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 5417#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 5416#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5245#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5246#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 5178#L187-1 ~mode5~0 := 0; 5179#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5172#L209 assume !(0 != ~mode6~0 % 256); 5170#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 5168#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 5166#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5164#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5162#L403 assume !(~r1~0 % 256 >= 6); 5159#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5157#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5155#L402-1 check_#res#1 := check_~tmp~1#1; 5153#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5151#L504 assume !(0 == assert_~arg#1 % 256); 5149#L499 assume { :end_inline_assert } true; 5071#L472-2 [2021-12-06 19:13:39,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:39,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 8 times [2021-12-06 19:13:39,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:39,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330781264] [2021-12-06 19:13:39,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:39,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,005 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:40,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1662537040, now seen corresponding path program 1 times [2021-12-06 19:13:40,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126487428] [2021-12-06 19:13:40,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:40,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126487428] [2021-12-06 19:13:40,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126487428] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,070 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:40,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482087942] [2021-12-06 19:13:40,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:40,071 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:40,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:40,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:40,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:40,072 INFO L87 Difference]: Start difference. First operand 830 states and 1198 transitions. cyclomatic complexity: 369 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:40,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:40,093 INFO L93 Difference]: Finished difference Result 1550 states and 2222 transitions. [2021-12-06 19:13:40,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:40,095 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1550 states and 2222 transitions. [2021-12-06 19:13:40,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1504 [2021-12-06 19:13:40,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1550 states to 1550 states and 2222 transitions. [2021-12-06 19:13:40,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1550 [2021-12-06 19:13:40,121 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1550 [2021-12-06 19:13:40,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1550 states and 2222 transitions. [2021-12-06 19:13:40,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:40,124 INFO L681 BuchiCegarLoop]: Abstraction has 1550 states and 2222 transitions. [2021-12-06 19:13:40,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states and 2222 transitions. [2021-12-06 19:13:40,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1518. [2021-12-06 19:13:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1518 states have (on average 1.4321475625823452) internal successors, (2174), 1517 states have internal predecessors, (2174), 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) [2021-12-06 19:13:40,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2174 transitions. [2021-12-06 19:13:40,162 INFO L704 BuchiCegarLoop]: Abstraction has 1518 states and 2174 transitions. [2021-12-06 19:13:40,162 INFO L587 BuchiCegarLoop]: Abstraction has 1518 states and 2174 transitions. [2021-12-06 19:13:40,162 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-06 19:13:40,162 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1518 states and 2174 transitions. [2021-12-06 19:13:40,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1472 [2021-12-06 19:13:40,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:40,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:40,169 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,169 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,169 INFO L791 eck$LassoCheckResult]: Stem: 7469#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 7387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 7388#L233 assume 0 == ~r1~0 % 256; 7429#L234 assume ~id1~0 >= 0; 7433#L235 assume 0 == ~st1~0; 7420#L236 assume ~send1~0 == ~id1~0; 7421#L237 assume 0 == ~mode1~0 % 256; 7370#L238 assume ~id2~0 >= 0; 7371#L239 assume 0 == ~st2~0; 7368#L240 assume ~send2~0 == ~id2~0; 7369#L241 assume 0 == ~mode2~0 % 256; 7373#L242 assume ~id3~0 >= 0; 7444#L243 assume 0 == ~st3~0; 7347#L244 assume ~send3~0 == ~id3~0; 7348#L245 assume 0 == ~mode3~0 % 256; 7372#L246 assume ~id4~0 >= 0; 7428#L247 assume 0 == ~st4~0; 7462#L248 assume ~send4~0 == ~id4~0; 7343#L249 assume 0 == ~mode4~0 % 256; 7344#L250 assume ~id5~0 >= 0; 7447#L251 assume 0 == ~st5~0; 7403#L252 assume ~send5~0 == ~id5~0; 7404#L253 assume 0 == ~mode5~0 % 256; 7413#L254 assume ~id6~0 >= 0; 7362#L255 assume 0 == ~st6~0; 7363#L256 assume ~send6~0 == ~id6~0; 7405#L257 assume 0 == ~mode6~0 % 256; 7377#L258 assume ~id1~0 != ~id2~0; 7378#L259 assume ~id1~0 != ~id3~0; 7430#L260 assume ~id1~0 != ~id4~0; 7431#L261 assume ~id1~0 != ~id5~0; 7418#L262 assume ~id1~0 != ~id6~0; 7419#L263 assume ~id2~0 != ~id3~0; 7422#L264 assume ~id2~0 != ~id4~0; 7423#L265 assume ~id2~0 != ~id5~0; 7351#L266 assume ~id2~0 != ~id6~0; 7352#L267 assume ~id3~0 != ~id4~0; 7364#L268 assume ~id3~0 != ~id5~0; 7365#L269 assume ~id3~0 != ~id6~0; 7349#L270 assume ~id4~0 != ~id5~0; 7350#L271 assume ~id4~0 != ~id6~0; 7379#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 7392#L233-1 init_#res#1 := init_~tmp~0#1; 7356#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7357#L22 assume !(0 == assume_abort_if_not_~cond#1); 7391#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7454#L472-2 [2021-12-06 19:13:40,170 INFO L793 eck$LassoCheckResult]: Loop: 7454#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 7579#L78 assume !(0 != ~mode1~0 % 256); 7576#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 7574#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 7572#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 7570#L109 assume !(0 != ~mode2~0 % 256); 7568#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7564#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 7561#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7560#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 7556#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 7554#L137-1 ~mode3~0 := 0; 7553#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7552#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7548#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 7545#L162-1 ~mode4~0 := 0; 7546#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7540#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 7541#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 7532#L187-1 ~mode5~0 := 0; 7533#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7526#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 7527#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 8764#L212-1 ~mode6~0 := 0; 8763#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 8762#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 8761#L403 assume !(~r1~0 % 256 >= 6); 8760#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 8759#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 8758#L402-1 check_#res#1 := check_~tmp~1#1; 8757#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 8756#L504 assume !(0 == assert_~arg#1 % 256); 8755#L499 assume { :end_inline_assert } true; 8754#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 8753#L78 assume 0 != ~mode1~0 % 256; 8621#L79 assume !(255 == ~r1~0 % 256); 8622#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 8614#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 8612#L85-1 ~mode1~0 := 0; 8746#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 8744#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8732#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 8730#L112-1 ~mode2~0 := 0; 8728#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 8724#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 8717#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 8715#L137-1 ~mode3~0 := 0; 8710#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 8708#L159 assume !(0 != ~mode4~0 % 256); 8707#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 8705#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 8700#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 8576#L184 assume !(0 != ~mode5~0 % 256); 7619#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 7614#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 7615#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7607#L209 assume !(0 != ~mode6~0 % 256); 7605#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 7603#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 7601#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7599#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 7596#L403 assume !(~r1~0 % 256 >= 6); 7593#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 7591#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 7589#L402-1 check_#res#1 := check_~tmp~1#1; 7587#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7585#L504 assume !(0 == assert_~arg#1 % 256); 7583#L499 assume { :end_inline_assert } true; 7454#L472-2 [2021-12-06 19:13:40,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 9 times [2021-12-06 19:13:40,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105803083] [2021-12-06 19:13:40,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,179 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,190 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:40,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,191 INFO L85 PathProgramCache]: Analyzing trace with hash -165955760, now seen corresponding path program 1 times [2021-12-06 19:13:40,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536176952] [2021-12-06 19:13:40,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:40,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536176952] [2021-12-06 19:13:40,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536176952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:40,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13144520] [2021-12-06 19:13:40,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:40,234 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:40,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:40,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:40,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:40,235 INFO L87 Difference]: Start difference. First operand 1518 states and 2174 transitions. cyclomatic complexity: 657 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:40,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:40,262 INFO L93 Difference]: Finished difference Result 2862 states and 4046 transitions. [2021-12-06 19:13:40,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:40,263 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2862 states and 4046 transitions. [2021-12-06 19:13:40,283 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2816 [2021-12-06 19:13:40,305 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2862 states to 2862 states and 4046 transitions. [2021-12-06 19:13:40,305 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2862 [2021-12-06 19:13:40,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2862 [2021-12-06 19:13:40,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2862 states and 4046 transitions. [2021-12-06 19:13:40,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:40,314 INFO L681 BuchiCegarLoop]: Abstraction has 2862 states and 4046 transitions. [2021-12-06 19:13:40,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2862 states and 4046 transitions. [2021-12-06 19:13:40,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2862 to 2798. [2021-12-06 19:13:40,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2798 states have (on average 1.411722659042173) internal successors, (3950), 2797 states have internal predecessors, (3950), 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) [2021-12-06 19:13:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3950 transitions. [2021-12-06 19:13:40,386 INFO L704 BuchiCegarLoop]: Abstraction has 2798 states and 3950 transitions. [2021-12-06 19:13:40,386 INFO L587 BuchiCegarLoop]: Abstraction has 2798 states and 3950 transitions. [2021-12-06 19:13:40,386 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-06 19:13:40,386 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2798 states and 3950 transitions. [2021-12-06 19:13:40,398 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-06 19:13:40,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:40,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:40,401 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,401 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,401 INFO L791 eck$LassoCheckResult]: Stem: 11851#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 11772#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 11773#L233 assume 0 == ~r1~0 % 256; 11814#L234 assume ~id1~0 >= 0; 11819#L235 assume 0 == ~st1~0; 11805#L236 assume ~send1~0 == ~id1~0; 11806#L237 assume 0 == ~mode1~0 % 256; 11757#L238 assume ~id2~0 >= 0; 11758#L239 assume 0 == ~st2~0; 11755#L240 assume ~send2~0 == ~id2~0; 11756#L241 assume 0 == ~mode2~0 % 256; 11760#L242 assume ~id3~0 >= 0; 11828#L243 assume 0 == ~st3~0; 11733#L244 assume ~send3~0 == ~id3~0; 11734#L245 assume 0 == ~mode3~0 % 256; 11759#L246 assume ~id4~0 >= 0; 11813#L247 assume 0 == ~st4~0; 11842#L248 assume ~send4~0 == ~id4~0; 11729#L249 assume 0 == ~mode4~0 % 256; 11730#L250 assume ~id5~0 >= 0; 11831#L251 assume 0 == ~st5~0; 11788#L252 assume ~send5~0 == ~id5~0; 11789#L253 assume 0 == ~mode5~0 % 256; 11799#L254 assume ~id6~0 >= 0; 11749#L255 assume 0 == ~st6~0; 11750#L256 assume ~send6~0 == ~id6~0; 11790#L257 assume 0 == ~mode6~0 % 256; 11763#L258 assume ~id1~0 != ~id2~0; 11764#L259 assume ~id1~0 != ~id3~0; 11815#L260 assume ~id1~0 != ~id4~0; 11816#L261 assume ~id1~0 != ~id5~0; 11803#L262 assume ~id1~0 != ~id6~0; 11804#L263 assume ~id2~0 != ~id3~0; 11807#L264 assume ~id2~0 != ~id4~0; 11808#L265 assume ~id2~0 != ~id5~0; 11737#L266 assume ~id2~0 != ~id6~0; 11738#L267 assume ~id3~0 != ~id4~0; 11751#L268 assume ~id3~0 != ~id5~0; 11752#L269 assume ~id3~0 != ~id6~0; 11735#L270 assume ~id4~0 != ~id5~0; 11736#L271 assume ~id4~0 != ~id6~0; 11765#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 11777#L233-1 init_#res#1 := init_~tmp~0#1; 11743#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 11744#L22 assume !(0 == assume_abort_if_not_~cond#1); 11776#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 11838#L472-2 [2021-12-06 19:13:40,401 INFO L793 eck$LassoCheckResult]: Loop: 11838#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 13612#L78 assume !(0 != ~mode1~0 % 256); 13613#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 13606#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 13607#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13600#L109 assume !(0 != ~mode2~0 % 256); 13598#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 13595#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 13583#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 13584#L134 assume !(0 != ~mode3~0 % 256); 13582#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 13579#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 13578#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 13577#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 13573#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 13571#L162-1 ~mode4~0 := 0; 13570#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 13569#L184 assume !(0 != ~mode5~0 % 256); 13099#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 13091#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 13092#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 13083#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 13084#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 13071#L212-1 ~mode6~0 := 0; 13072#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 13063#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 13064#L403 assume !(~r1~0 % 256 >= 6); 13055#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13056#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13047#L402-1 check_#res#1 := check_~tmp~1#1; 13048#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13039#L504 assume !(0 == assert_~arg#1 % 256); 13040#L499 assume { :end_inline_assert } true; 13029#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 13030#L78 assume 0 != ~mode1~0 % 256; 13019#L79 assume !(255 == ~r1~0 % 256); 13020#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 13013#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 12787#L85-1 ~mode1~0 := 0; 13005#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13006#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 12999#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 12908#L112-1 ~mode2~0 := 0; 12993#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 12994#L134 assume !(0 != ~mode3~0 % 256); 12989#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 12852#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 12851#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 12850#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 12843#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 12093#L162-1 ~mode4~0 := 0; 12135#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12128#L184 assume !(0 != ~mode5~0 % 256); 11826#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 11827#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 11829#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 11830#L209 assume !(0 != ~mode6~0 % 256); 12287#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 12285#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 12283#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12281#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 12276#L403 assume !(~r1~0 % 256 >= 6); 12277#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13623#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13622#L402-1 check_#res#1 := check_~tmp~1#1; 13621#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13619#L504 assume !(0 == assert_~arg#1 % 256); 13617#L499 assume { :end_inline_assert } true; 11838#L472-2 [2021-12-06 19:13:40,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 10 times [2021-12-06 19:13:40,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151412106] [2021-12-06 19:13:40,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,409 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,421 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:40,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,421 INFO L85 PathProgramCache]: Analyzing trace with hash 538410044, now seen corresponding path program 1 times [2021-12-06 19:13:40,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499473704] [2021-12-06 19:13:40,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:40,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499473704] [2021-12-06 19:13:40,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499473704] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:40,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755981057] [2021-12-06 19:13:40,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:40,461 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:40,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:40,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:40,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:40,461 INFO L87 Difference]: Start difference. First operand 2798 states and 3950 transitions. cyclomatic complexity: 1153 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-06 19:13:40,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:40,483 INFO L93 Difference]: Finished difference Result 2828 states and 3963 transitions. [2021-12-06 19:13:40,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:40,484 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2828 states and 3963 transitions. [2021-12-06 19:13:40,500 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-06 19:13:40,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2828 states to 2828 states and 3963 transitions. [2021-12-06 19:13:40,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2828 [2021-12-06 19:13:40,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2828 [2021-12-06 19:13:40,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2828 states and 3963 transitions. [2021-12-06 19:13:40,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:40,521 INFO L681 BuchiCegarLoop]: Abstraction has 2828 states and 3963 transitions. [2021-12-06 19:13:40,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2828 states and 3963 transitions. [2021-12-06 19:13:40,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2828 to 2820. [2021-12-06 19:13:40,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 2820 states have (on average 1.400354609929078) internal successors, (3949), 2819 states have internal predecessors, (3949), 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) [2021-12-06 19:13:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3949 transitions. [2021-12-06 19:13:40,579 INFO L704 BuchiCegarLoop]: Abstraction has 2820 states and 3949 transitions. [2021-12-06 19:13:40,579 INFO L587 BuchiCegarLoop]: Abstraction has 2820 states and 3949 transitions. [2021-12-06 19:13:40,579 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-06 19:13:40,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2820 states and 3949 transitions. [2021-12-06 19:13:40,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-06 19:13:40,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:40,590 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:40,591 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,592 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,592 INFO L791 eck$LassoCheckResult]: Stem: 17477#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 17406#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 17407#L233 assume 0 == ~r1~0 % 256; 17444#L234 assume ~id1~0 >= 0; 17448#L235 assume 0 == ~st1~0; 17435#L236 assume ~send1~0 == ~id1~0; 17436#L237 assume 0 == ~mode1~0 % 256; 17388#L238 assume ~id2~0 >= 0; 17389#L239 assume 0 == ~st2~0; 17386#L240 assume ~send2~0 == ~id2~0; 17387#L241 assume 0 == ~mode2~0 % 256; 17391#L242 assume ~id3~0 >= 0; 17457#L243 assume 0 == ~st3~0; 17365#L244 assume ~send3~0 == ~id3~0; 17366#L245 assume 0 == ~mode3~0 % 256; 17390#L246 assume ~id4~0 >= 0; 17443#L247 assume 0 == ~st4~0; 17472#L248 assume ~send4~0 == ~id4~0; 17363#L249 assume 0 == ~mode4~0 % 256; 17364#L250 assume ~id5~0 >= 0; 17460#L251 assume 0 == ~st5~0; 17419#L252 assume ~send5~0 == ~id5~0; 17420#L253 assume 0 == ~mode5~0 % 256; 17430#L254 assume ~id6~0 >= 0; 17380#L255 assume 0 == ~st6~0; 17381#L256 assume ~send6~0 == ~id6~0; 17421#L257 assume 0 == ~mode6~0 % 256; 17394#L258 assume ~id1~0 != ~id2~0; 17395#L259 assume ~id1~0 != ~id3~0; 17445#L260 assume ~id1~0 != ~id4~0; 17446#L261 assume ~id1~0 != ~id5~0; 17433#L262 assume ~id1~0 != ~id6~0; 17434#L263 assume ~id2~0 != ~id3~0; 17437#L264 assume ~id2~0 != ~id4~0; 17438#L265 assume ~id2~0 != ~id5~0; 17369#L266 assume ~id2~0 != ~id6~0; 17370#L267 assume ~id3~0 != ~id4~0; 17382#L268 assume ~id3~0 != ~id5~0; 17383#L269 assume ~id3~0 != ~id6~0; 17367#L270 assume ~id4~0 != ~id5~0; 17368#L271 assume ~id4~0 != ~id6~0; 17396#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 17409#L233-1 init_#res#1 := init_~tmp~0#1; 17374#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 17375#L22 assume !(0 == assume_abort_if_not_~cond#1); 17408#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 17467#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 20125#L78 assume !(0 != ~mode1~0 % 256); 20126#L97 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 20144#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 20143#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 20142#L109 assume !(0 != ~mode2~0 % 256); 17417#L122 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 17418#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 20086#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 20087#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17479#L137 [2021-12-06 19:13:40,592 INFO L793 eck$LassoCheckResult]: Loop: 17479#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 19352#L137-1 ~mode3~0 := 0; 19351#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 19350#L159 assume !(0 != ~mode4~0 % 256); 19346#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 19345#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 19341#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19339#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 19337#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 19335#L187-1 ~mode5~0 := 0; 19334#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 19332#L209 assume !(0 != ~mode6~0 % 256); 19333#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 19515#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 19513#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 19511#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 19509#L403 assume !(~r1~0 % 256 >= 6); 19470#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 19466#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 19465#L402-1 check_#res#1 := check_~tmp~1#1; 19462#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 19460#L504 assume !(0 == assert_~arg#1 % 256); 19458#L499 assume { :end_inline_assert } true; 19426#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19418#L78 assume 0 != ~mode1~0 % 256; 18375#L79 assume !(255 == ~r1~0 % 256); 19408#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 19401#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 17653#L85-1 ~mode1~0 := 0; 19397#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19391#L109 assume !(0 != ~mode2~0 % 256); 19392#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 19625#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 19621#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 19619#L134 assume !(0 != ~mode3~0 % 256); 19617#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 19614#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 19612#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 19608#L159 assume !(0 != ~mode4~0 % 256); 19606#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 19603#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 19602#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19598#L184 assume !(0 != ~mode5~0 % 256); 18063#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 19595#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 17591#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17592#L209 assume !(0 != ~mode6~0 % 256); 17576#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17577#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 18046#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18043#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 18040#L403 assume !(~r1~0 % 256 >= 6); 17546#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 17541#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 17537#L402-1 check_#res#1 := check_~tmp~1#1; 17533#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 17529#L504 assume !(0 == assert_~arg#1 % 256); 17525#L499 assume { :end_inline_assert } true; 17521#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17513#L78 assume !(0 != ~mode1~0 % 256); 17514#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 19150#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 19148#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19146#L109 assume !(0 != ~mode2~0 % 256); 17500#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 17495#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 17496#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 17478#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17479#L137 [2021-12-06 19:13:40,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1213500865, now seen corresponding path program 1 times [2021-12-06 19:13:40,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823650435] [2021-12-06 19:13:40,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:40,614 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823650435] [2021-12-06 19:13:40,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823650435] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,614 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:13:40,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426853737] [2021-12-06 19:13:40,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:40,614 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:13:40,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,615 INFO L85 PathProgramCache]: Analyzing trace with hash 130121488, now seen corresponding path program 1 times [2021-12-06 19:13:40,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877903575] [2021-12-06 19:13:40,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,647 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:13:40,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877903575] [2021-12-06 19:13:40,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877903575] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:40,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052551417] [2021-12-06 19:13:40,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:40,648 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:13:40,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:13:40,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:13:40,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:13:40,649 INFO L87 Difference]: Start difference. First operand 2820 states and 3949 transitions. cyclomatic complexity: 1130 Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2021-12-06 19:13:40,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:13:40,665 INFO L93 Difference]: Finished difference Result 2820 states and 3947 transitions. [2021-12-06 19:13:40,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:13:40,666 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2820 states and 3947 transitions. [2021-12-06 19:13:40,692 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-06 19:13:40,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2820 states to 2820 states and 3947 transitions. [2021-12-06 19:13:40,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2820 [2021-12-06 19:13:40,711 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2820 [2021-12-06 19:13:40,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2820 states and 3947 transitions. [2021-12-06 19:13:40,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:13:40,715 INFO L681 BuchiCegarLoop]: Abstraction has 2820 states and 3947 transitions. [2021-12-06 19:13:40,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2820 states and 3947 transitions. [2021-12-06 19:13:40,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2820 to 2798. [2021-12-06 19:13:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2798 states have (on average 1.4002859185132237) internal successors, (3918), 2797 states have internal predecessors, (3918), 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) [2021-12-06 19:13:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3918 transitions. [2021-12-06 19:13:40,788 INFO L704 BuchiCegarLoop]: Abstraction has 2798 states and 3918 transitions. [2021-12-06 19:13:40,788 INFO L587 BuchiCegarLoop]: Abstraction has 2798 states and 3918 transitions. [2021-12-06 19:13:40,788 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-06 19:13:40,788 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2798 states and 3918 transitions. [2021-12-06 19:13:40,797 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-06 19:13:40,797 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:13:40,797 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:13:40,799 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,799 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:13:40,799 INFO L791 eck$LassoCheckResult]: Stem: 23123#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 23051#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 23052#L233 assume 0 == ~r1~0 % 256; 23089#L234 assume ~id1~0 >= 0; 23093#L235 assume 0 == ~st1~0; 23080#L236 assume ~send1~0 == ~id1~0; 23081#L237 assume 0 == ~mode1~0 % 256; 23035#L238 assume ~id2~0 >= 0; 23036#L239 assume 0 == ~st2~0; 23033#L240 assume ~send2~0 == ~id2~0; 23034#L241 assume 0 == ~mode2~0 % 256; 23040#L242 assume ~id3~0 >= 0; 23103#L243 assume 0 == ~st3~0; 23012#L244 assume ~send3~0 == ~id3~0; 23013#L245 assume 0 == ~mode3~0 % 256; 23037#L246 assume ~id4~0 >= 0; 23088#L247 assume 0 == ~st4~0; 23116#L248 assume ~send4~0 == ~id4~0; 23010#L249 assume 0 == ~mode4~0 % 256; 23011#L250 assume ~id5~0 >= 0; 23106#L251 assume 0 == ~st5~0; 23065#L252 assume ~send5~0 == ~id5~0; 23066#L253 assume 0 == ~mode5~0 % 256; 23075#L254 assume ~id6~0 >= 0; 23027#L255 assume 0 == ~st6~0; 23028#L256 assume ~send6~0 == ~id6~0; 23067#L257 assume 0 == ~mode6~0 % 256; 23041#L258 assume ~id1~0 != ~id2~0; 23042#L259 assume ~id1~0 != ~id3~0; 23090#L260 assume ~id1~0 != ~id4~0; 23091#L261 assume ~id1~0 != ~id5~0; 23078#L262 assume ~id1~0 != ~id6~0; 23079#L263 assume ~id2~0 != ~id3~0; 23084#L264 assume ~id2~0 != ~id4~0; 23085#L265 assume ~id2~0 != ~id5~0; 23016#L266 assume ~id2~0 != ~id6~0; 23017#L267 assume ~id3~0 != ~id4~0; 23029#L268 assume ~id3~0 != ~id5~0; 23030#L269 assume ~id3~0 != ~id6~0; 23014#L270 assume ~id4~0 != ~id5~0; 23015#L271 assume ~id4~0 != ~id6~0; 23043#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 23054#L233-1 init_#res#1 := init_~tmp~0#1; 23021#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 23022#L22 assume !(0 == assume_abort_if_not_~cond#1); 23053#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 23058#L472-2 [2021-12-06 19:13:40,799 INFO L793 eck$LassoCheckResult]: Loop: 23058#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25610#L78 assume !(0 != ~mode1~0 % 256); 25608#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25607#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25606#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 23120#L109 assume !(0 != ~mode2~0 % 256); 23121#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 25505#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25438#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 23633#L134 assume !(0 != ~mode3~0 % 256); 23631#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 23628#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 23629#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24136#L159 assume !(0 != ~mode4~0 % 256); 23619#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 23620#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 23491#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 23492#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 23522#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 23521#L187-1 ~mode5~0 := 0; 23513#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 23514#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 25292#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 25290#L212-1 ~mode6~0 := 0; 25289#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25288#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 25287#L403 assume !(~r1~0 % 256 >= 6); 25286#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 25285#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 25284#L402-1 check_#res#1 := check_~tmp~1#1; 25283#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 25282#L504 assume !(0 == assert_~arg#1 % 256); 25281#L499 assume { :end_inline_assert } true; 25280#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25279#L78 assume 0 != ~mode1~0 % 256; 24800#L79 assume !(255 == ~r1~0 % 256); 25278#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 25276#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 24903#L85-1 ~mode1~0 := 0; 25271#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 23131#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 23132#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 25415#L112-1 ~mode2~0 := 0; 25416#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25407#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 25408#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 25372#L137-1 ~mode3~0 := 0; 25373#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 25363#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 25364#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 25310#L162-1 ~mode4~0 := 0; 25306#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25301#L184 assume !(0 != ~mode5~0 % 256); 25297#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 25175#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 25152#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 25149#L209 assume !(0 != ~mode6~0 % 256); 24184#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 25114#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 25083#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25080#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 25081#L403 assume !(~r1~0 % 256 >= 6); 25788#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 25787#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 25786#L402-1 check_#res#1 := check_~tmp~1#1; 25785#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 23102#L504 assume !(0 == assert_~arg#1 % 256); 23057#L499 assume { :end_inline_assert } true; 23058#L472-2 [2021-12-06 19:13:40,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 11 times [2021-12-06 19:13:40,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348097447] [2021-12-06 19:13:40,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,807 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,817 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:40,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1208440974, now seen corresponding path program 1 times [2021-12-06 19:13:40,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900215127] [2021-12-06 19:13:40,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,835 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:13:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:13:40,853 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:13:40,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:13:40,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1220176492, now seen corresponding path program 1 times [2021-12-06 19:13:40,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:13:40,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941690591] [2021-12-06 19:13:40,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:13:40,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:13:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:13:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-06 19:13:40,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:13:40,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941690591] [2021-12-06 19:13:40,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941690591] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:13:40,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:13:40,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:13:40,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566142503] [2021-12-06 19:13:40,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:13:43,225 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:13:43,225 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:13:43,225 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:13:43,225 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:13:43,225 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:13:43,225 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:13:43,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:13:43,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:13:43,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration13_Loop [2021-12-06 19:13:43,226 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:13:43,226 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:13:43,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:13:43,992 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-12-06 19:13:44,454 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 16384 conjuctions. This might take some time... [2021-12-06 19:15:36,083 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 16384 conjuctions.