./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/EvenOdd03.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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/EvenOdd03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/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 eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:50:01,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:50:01,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:50:01,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:50:01,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:50:01,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:50:01,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:50:01,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:50:01,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:50:01,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:50:01,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:50:01,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:50:01,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:50:01,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:50:01,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:50:01,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:50:01,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:50:01,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:50:01,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:50:01,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:50:01,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:50:01,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:50:01,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:50:01,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:50:01,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:50:01,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:50:01,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:50:01,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:50:01,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:50:01,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:50:01,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:50:01,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:50:01,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:50:01,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:50:01,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:50:01,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:50:01,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:50:01,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:50:01,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:50:01,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:50:01,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:50:01,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 20:50:01,257 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:50:01,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:50:01,257 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:50:01,257 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:50:01,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:50:01,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:50:01,258 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:50:01,258 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 20:50:01,258 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 20:50:01,258 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 20:50:01,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 20:50:01,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:50:01,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 20:50:01,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:50:01,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:50:01,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:50:01,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:50:01,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:50:01,262 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 20:50:01,262 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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 [2021-12-06 20:50:01,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:50:01,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:50:01,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:50:01,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:50:01,453 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:50:01,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/recursive/EvenOdd03.c [2021-12-06 20:50:01,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/data/72e6cbb8a/b4532a1825b6461dad7226987b2ab632/FLAG91018dbb4 [2021-12-06 20:50:01,858 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:50:01,858 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/sv-benchmarks/c/recursive/EvenOdd03.c [2021-12-06 20:50:01,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/data/72e6cbb8a/b4532a1825b6461dad7226987b2ab632/FLAG91018dbb4 [2021-12-06 20:50:01,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/data/72e6cbb8a/b4532a1825b6461dad7226987b2ab632 [2021-12-06 20:50:01,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:50:01,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:50:01,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:50:01,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:50:01,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:50:01,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:50:01" (1/1) ... [2021-12-06 20:50:01,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c3e5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:01, skipping insertion in model container [2021-12-06 20:50:01,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:50:01" (1/1) ... [2021-12-06 20:50:01,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:50:01,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:50:02,014 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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-12-06 20:50:02,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:50:02,023 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:50:02,034 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_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-12-06 20:50:02,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:50:02,045 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:50:02,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02 WrapperNode [2021-12-06 20:50:02,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:50:02,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:50:02,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:50:02,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:50:02,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,074 INFO L137 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2021-12-06 20:50:02,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:50:02,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:50:02,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:50:02,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:50:02,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:50:02,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:50:02,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:50:02,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:50:02,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (1/1) ... [2021-12-06 20:50:02,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 20:50:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:50:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-12-06 20:50:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-12-06 20:50:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 20:50:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-12-06 20:50:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-12-06 20:50:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:50:02,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:50:02,204 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:50:02,206 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:50:02,269 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:50:02,274 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:50:02,274 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 20:50:02,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:50:02 BoogieIcfgContainer [2021-12-06 20:50:02,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:50:02,276 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 20:50:02,276 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 20:50:02,279 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 20:50:02,279 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 20:50:02,280 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 08:50:01" (1/3) ... [2021-12-06 20:50:02,280 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d228f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 08:50:02, skipping insertion in model container [2021-12-06 20:50:02,280 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 20:50:02,280 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:50:02" (2/3) ... [2021-12-06 20:50:02,281 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d228f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 08:50:02, skipping insertion in model container [2021-12-06 20:50:02,281 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 20:50:02,281 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:50:02" (3/3) ... [2021-12-06 20:50:02,282 INFO L388 chiAutomizerObserver]: Analyzing ICFG EvenOdd03.c [2021-12-06 20:50:02,312 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 20:50:02,312 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 20:50:02,313 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 20:50:02,313 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 20:50:02,313 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 20:50:02,313 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 20:50:02,313 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 20:50:02,313 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 20:50:02,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-12-06 20:50:02,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-06 20:50:02,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 20:50:02,340 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 20:50:02,345 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 20:50:02,345 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:50:02,345 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 20:50:02,346 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-12-06 20:50:02,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-06 20:50:02,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 20:50:02,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 20:50:02,349 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 20:50:02,349 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:50:02,354 INFO L791 eck$LassoCheckResult]: Stem: 4#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(12, 2);call #Ultimate.allocInit(12, 3); 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~n~0#1, main_~result~0#1, main_~mod~0#1;main_~n~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 17#L41true assume !(main_~n~0#1 < 0); 5#L44true call main_#t~ret7#1 := isEven(main_~n~0#1);< 6#isEvenENTRYtrue [2021-12-06 20:50:02,355 INFO L793 eck$LassoCheckResult]: Loop: 6#isEvenENTRYtrue ~n := #in~n; 9#L29true assume !(0 == ~n); 11#L31true assume !(1 == ~n); 14#L34true call #t~ret5 := isOdd(~n - 1);< 18#isOddENTRYtrue ~n := #in~n; 10#L19true assume !(0 == ~n); 8#L21true assume !(1 == ~n); 15#L24true call #t~ret4 := isEven(~n - 1);< 6#isEvenENTRYtrue [2021-12-06 20:50:02,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:50:02,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1664500, now seen corresponding path program 1 times [2021-12-06 20:50:02,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:50:02,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427594532] [2021-12-06 20:50:02,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:50:02,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:50:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,430 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 20:50:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,449 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 20:50:02,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:50:02,452 INFO L85 PathProgramCache]: Analyzing trace with hash 2012601927, now seen corresponding path program 1 times [2021-12-06 20:50:02,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:50:02,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849453720] [2021-12-06 20:50:02,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:50:02,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:50:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,461 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 20:50:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,469 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 20:50:02,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:50:02,470 INFO L85 PathProgramCache]: Analyzing trace with hash 198156602, now seen corresponding path program 1 times [2021-12-06 20:50:02,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:50:02,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430932224] [2021-12-06 20:50:02,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:50:02,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:50:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,482 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 20:50:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:50:02,495 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 20:50:02,647 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 20:50:02,648 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 20:50:02,648 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 20:50:02,648 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 20:50:02,648 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 20:50:02,648 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,648 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 20:50:02,649 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 20:50:02,649 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Loop [2021-12-06 20:50:02,649 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 20:50:02,649 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 20:50:02,660 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 20:50:02,664 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 20:50:02,665 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 20:50:02,667 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 20:50:02,669 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 20:50:02,676 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 20:50:02,678 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 20:50:02,679 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 20:50:02,751 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 20:50:02,751 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 20:50:02,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 20:50:02,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:02,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,769 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:02,769 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#in~n=0} Honda state: {isOdd_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:02,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:50:02,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,790 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 20:50:02,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:02,791 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,802 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:02,802 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#t~ret5=0} Honda state: {isEven_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:02,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 20:50:02,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 20:50:02,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:02,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:02,833 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_~n=0} Honda state: {isOdd_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:02,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 20:50:02,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,865 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 20:50:02,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:02,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,875 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:02,875 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#res=0} Honda state: {isEven_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:02,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 20:50:02,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,895 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 20:50:02,904 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:02,904 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 20:50:02,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:02,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:02,935 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:02,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 20:50:02,936 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 20:50:02,936 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:02,984 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:02,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#in~n=-7} Honda state: {isEven_#in~n=-7} Generalized eigenvectors: [{isEven_#in~n=0}, {isEven_#in~n=0}, {isEven_#in~n=-2}] Lambdas: [0, 1, 1] Nus: [1, 0] [2021-12-06 20:50:03,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 20:50:03,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,004 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 20:50:03,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:03,005 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:03,013 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:03,013 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#res=0} Honda state: {isOdd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:03,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 20:50:03,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,032 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 20:50:03,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:03,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:03,041 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:03,042 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_~n=0} Honda state: {isEven_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:03,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 20:50:03,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,061 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 20:50:03,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 20:50:03,062 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 20:50:03,070 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 20:50:03,070 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#t~ret4=0} Honda state: {isOdd_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 20:50:03,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 20:50:03,213 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 20:50:03,213 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 20:50:03,213 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 20:50:03,213 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 20:50:03,213 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 20:50:03,213 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,213 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 20:50:03,213 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 20:50:03,213 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Lasso [2021-12-06 20:50:03,213 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 20:50:03,213 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 20:50:03,215 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 20:50:03,217 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 20:50:03,218 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 20:50:03,227 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 20:50:03,235 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 20:50:03,237 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 20:50:03,250 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 20:50:03,251 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 20:50:03,253 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 20:50:03,254 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 20:50:03,255 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 20:50:03,256 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 20:50:03,258 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 20:50:03,259 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 20:50:03,260 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 20:50:03,261 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 20:50:03,267 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 20:50:03,268 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 20:50:03,269 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 20:50:03,270 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 20:50:03,272 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 20:50:03,273 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 20:50:03,274 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 20:50:03,393 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 20:50:03,397 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 20:50:03,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,399 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 20:50:03,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 20:50:03,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,435 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 20:50:03,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:03,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 20:50:03,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,464 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 20:50:03,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 20:50:03,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,499 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 20:50:03,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 20:50:03,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,532 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 20:50:03,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,542 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 20:50:03,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,567 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 20:50:03,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 20:50:03,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,600 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 20:50:03,601 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 20:50:03,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 20:50:03,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,632 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 20:50:03,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 20:50:03,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,660 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 20:50:03,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 20:50:03,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,692 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 20:50:03,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 20:50:03,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,724 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 20:50:03,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:03,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-06 20:50:03,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,757 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 20:50:03,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 20:50:03,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,801 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 20:50:03,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:03,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 20:50:03,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 20:50:03,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 20:50:03,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,836 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 20:50:03,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:03,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 20:50:03,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,866 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 20:50:03,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 20:50:03,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,895 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 20:50:03,896 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 20:50:03,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 20:50:03,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,924 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 20:50:03,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 20:50:03,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,953 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 20:50:03,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:03,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:03,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 20:50:03,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:03,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:03,981 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:03,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 20:50:03,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:03,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:03,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:03,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:03,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:03,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:03,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:03,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:03,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:04,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 20:50:04,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:04,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:04,009 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:04,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 20:50:04,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:04,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:04,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:04,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:04,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:04,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:04,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:04,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:04,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:04,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 20:50:04,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:04,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:04,038 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:04,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 20:50:04,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 20:50:04,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:04,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 20:50:04,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:04,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 20:50:04,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:04,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 20:50:04,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 20:50:04,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 20:50:04,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 20:50:04,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:04,066 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:04,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 20:50:04,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:50:04,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 20:50:04,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 20:50:04,075 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 20:50:04,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 20:50:04,079 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-06 20:50:04,079 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 20:50:04,091 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 20:50:04,101 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-06 20:50:04,101 INFO L444 ModelExtractionUtils]: 4 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-12-06 20:50:04,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 20:50:04,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:50:04,106 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 20:50:04,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 20:50:04,114 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 20:50:04,124 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-12-06 20:50:04,124 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 20:50:04,124 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(isEven_#in~n) = 1*isEven_#in~n Supporting invariants [1*isEven_#in~n >= 0] [2021-12-06 20:50:04,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 20:50:04,147 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-12-06 20:50:04,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:50:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:50:04,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-06 20:50:04,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:50:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:50:04,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-06 20:50:04,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:50:04,335 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 20:50:04,358 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 7 loop predicates [2021-12-06 20:50:04,359 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 20:50:04,548 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 77 states and 90 transitions. Complement of second has 25 states. [2021-12-06 20:50:04,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 2 stem states 7 non-accepting loop states 1 accepting loop states [2021-12-06 20:50:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 20:50:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 27 transitions. [2021-12-06 20:50:04,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 4 letters. Loop has 8 letters. [2021-12-06 20:50:04,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 20:50:04,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 12 letters. Loop has 8 letters. [2021-12-06 20:50:04,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 20:50:04,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 4 letters. Loop has 16 letters. [2021-12-06 20:50:04,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 20:50:04,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 90 transitions. [2021-12-06 20:50:04,561 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 20:50:04,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 0 states and 0 transitions. [2021-12-06 20:50:04,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 20:50:04,564 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 20:50:04,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 20:50:04,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 20:50:04,564 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:50:04,564 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:50:04,564 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:50:04,564 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 20:50:04,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 20:50:04,565 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 20:50:04,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 20:50:04,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 08:50:04 BoogieIcfgContainer [2021-12-06 20:50:04,569 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 20:50:04,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 20:50:04,570 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 20:50:04,570 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 20:50:04,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:50:02" (3/4) ... [2021-12-06 20:50:04,572 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 20:50:04,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 20:50:04,573 INFO L158 Benchmark]: Toolchain (without parser) took 2697.51ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 47.8MB in the end (delta: 37.7MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,573 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:50:04,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.88ms. Allocated memory is still 121.6MB. Free memory was 85.3MB in the beginning and 97.9MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.35ms. Allocated memory is still 121.6MB. Free memory was 97.9MB in the beginning and 96.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,574 INFO L158 Benchmark]: Boogie Preprocessor took 17.09ms. Allocated memory is still 121.6MB. Free memory was 96.3MB in the beginning and 95.8MB in the end (delta: 558.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:50:04,574 INFO L158 Benchmark]: RCFGBuilder took 182.58ms. Allocated memory is still 121.6MB. Free memory was 95.8MB in the beginning and 86.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,575 INFO L158 Benchmark]: BuchiAutomizer took 2292.71ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 48.5MB in the end (delta: 37.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,575 INFO L158 Benchmark]: Witness Printer took 2.50ms. Allocated memory is still 121.6MB. Free memory was 48.5MB in the beginning and 47.8MB in the end (delta: 746.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 20:50:04,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 169.88ms. Allocated memory is still 121.6MB. Free memory was 85.3MB in the beginning and 97.9MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.35ms. Allocated memory is still 121.6MB. Free memory was 97.9MB in the beginning and 96.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.09ms. Allocated memory is still 121.6MB. Free memory was 96.3MB in the beginning and 95.8MB in the end (delta: 558.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 182.58ms. Allocated memory is still 121.6MB. Free memory was 95.8MB in the beginning and 86.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 2292.71ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 48.5MB in the end (delta: 37.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Witness Printer took 2.50ms. Allocated memory is still 121.6MB. Free memory was 48.5MB in the beginning and 47.8MB in the end (delta: 746.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 14 mSDtfsCounter, 98 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital53 mio100 ax100 hnf94 lsp64 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq191 hnf97 smp100 dnf495 smp16 tf103 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 58ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 20:50:04,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-06 20:50:04,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cda4b44-f1ed-4f28-b1f9-e1238a7c595b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE