./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/array07_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/array07_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 94e9a459f78c3121054dddbd02ed369b162f8ff75bebed614a4cadba488d510f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:59:17,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:59:17,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:59:17,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:59:17,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:59:17,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:59:17,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:59:17,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:59:17,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:59:17,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:59:17,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:59:17,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:59:17,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:59:17,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:59:17,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:59:17,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:59:17,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:59:17,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:59:17,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:59:17,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:59:17,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:59:17,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:59:17,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:59:18,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:59:18,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:59:18,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:59:18,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:59:18,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:59:18,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:59:18,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:59:18,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:59:18,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:59:18,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:59:18,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:59:18,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:59:18,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:59:18,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:59:18,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:59:18,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:59:18,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:59:18,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:59:18,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-10-17 10:59:18,061 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:59:18,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:59:18,061 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:59:18,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:59:18,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:59:18,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:59:18,063 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:59:18,064 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:59:18,064 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:59:18,064 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:59:18,064 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:59:18,065 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:59:18,065 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:59:18,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:59:18,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:59:18,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:59:18,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:59:18,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:59:18,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:59:18,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:59:18,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:59:18,067 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:59:18,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:59:18,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:59:18,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:59:18,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:59:18,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:59:18,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:59:18,070 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:59:18,070 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_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94e9a459f78c3121054dddbd02ed369b162f8ff75bebed614a4cadba488d510f [2022-10-17 10:59:18,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:59:18,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:59:18,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:59:18,444 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:59:18,446 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:59:18,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-15/array07_alloca.i [2022-10-17 10:59:18,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/data/b51a3f99a/1a033bbbcdf943bea71665b44c877605/FLAG23196840d [2022-10-17 10:59:19,168 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:59:19,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/sv-benchmarks/c/termination-15/array07_alloca.i [2022-10-17 10:59:19,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/data/b51a3f99a/1a033bbbcdf943bea71665b44c877605/FLAG23196840d [2022-10-17 10:59:19,426 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/data/b51a3f99a/1a033bbbcdf943bea71665b44c877605 [2022-10-17 10:59:19,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:59:19,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:59:19,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:59:19,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:59:19,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:59:19,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:19,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7143342c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19, skipping insertion in model container [2022-10-17 10:59:19,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:19,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:59:19,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:59:19,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:59:19,873 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:59:19,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:59:19,992 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:59:19,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19 WrapperNode [2022-10-17 10:59:19,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:59:19,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:59:19,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:59:19,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:59:20,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,051 INFO L138 Inliner]: procedures = 151, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-10-17 10:59:20,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:59:20,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:59:20,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:59:20,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:59:20,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,087 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:59:20,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:59:20,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:59:20,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:59:20,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (1/1) ... [2022-10-17 10:59:20,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:20,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:20,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:20,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:59:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:59:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:59:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:59:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:59:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:59:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:59:20,249 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:59:20,251 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:59:20,448 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:59:20,454 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:59:20,465 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:59:20,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:59:20 BoogieIcfgContainer [2022-10-17 10:59:20,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:59:20,468 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:59:20,469 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:59:20,473 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:59:20,474 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:59:20,474 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:59:19" (1/3) ... [2022-10-17 10:59:20,475 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56819b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:59:20, skipping insertion in model container [2022-10-17 10:59:20,475 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:59:20,475 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:59:19" (2/3) ... [2022-10-17 10:59:20,476 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56819b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:59:20, skipping insertion in model container [2022-10-17 10:59:20,476 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:59:20,476 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:59:20" (3/3) ... [2022-10-17 10:59:20,477 INFO L332 chiAutomizerObserver]: Analyzing ICFG array07_alloca.i [2022-10-17 10:59:20,532 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:59:20,532 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:59:20,532 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:59:20,533 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:59:20,533 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:59:20,533 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:59:20,533 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:59:20,533 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:59:20,538 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:20,555 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-10-17 10:59:20,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:20,556 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:20,561 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:59:20,561 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:59:20,562 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:59:20,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:20,564 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-10-17 10:59:20,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:20,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:20,564 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:59:20,565 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:59:20,572 INFO L748 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; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 11#L367true assume !(main_~length~0#1 < 1); 8#L367-2true call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 5#L369true assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 6#L370-3true [2022-10-17 10:59:20,573 INFO L750 eck$LassoCheckResult]: Loop: 6#L370-3true assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 12#L370-2true main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 6#L370-3true [2022-10-17 10:59:20,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:20,579 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-10-17 10:59:20,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:20,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678159191] [2022-10-17 10:59:20,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:20,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,738 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:20,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:20,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1667, now seen corresponding path program 1 times [2022-10-17 10:59:20,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:20,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844241043] [2022-10-17 10:59:20,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:20,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:20,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:20,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815563, now seen corresponding path program 1 times [2022-10-17 10:59:20,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:20,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064618735] [2022-10-17 10:59:20,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:20,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:20,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:21,318 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:59:21,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:59:21,319 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:59:21,319 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:59:21,319 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:59:21,319 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:21,319 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:59:21,320 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:59:21,320 INFO L133 ssoRankerPreferences]: Filename of dumped script: array07_alloca.i_Iteration1_Lasso [2022-10-17 10:59:21,320 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:59:21,320 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:59:21,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,392 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:21,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:59:21,874 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:59:21,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:21,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:21,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:21,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:21,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:21,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:21,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:21,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:21,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:21,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:21,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:21,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:59:21,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:21,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:21,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:21,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:21,944 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:21,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:21,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:21,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:21,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:21,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:21,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:21,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:21,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:59:21,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:22,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:22,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:22,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:22,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:22,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:59:22,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:22,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:22,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:22,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:22,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:22,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:22,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:22,091 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:59:22,142 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-10-17 10:59:22,142 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 14 variables to zero. [2022-10-17 10:59:22,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:22,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:22,146 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:22,160 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:59:22,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:59:22,184 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:59:22,185 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:59:22,185 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~arr~0#1.base)_1) = -4*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~arr~0#1.base)_1 Supporting invariants [1*ULTIMATE.start_main_~arr~0#1.offset >= 0] [2022-10-17 10:59:22,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:22,243 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-10-17 10:59:22,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:22,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:59:22,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:22,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:59:22,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:59:22,453 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-10-17 10:59:22,456 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:22,559 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 40 transitions. Complement of second has 8 states. [2022-10-17 10:59:22,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 10:59:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 27 transitions. [2022-10-17 10:59:22,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 5 letters. Loop has 2 letters. [2022-10-17 10:59:22,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:22,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2022-10-17 10:59:22,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:22,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 5 letters. Loop has 4 letters. [2022-10-17 10:59:22,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:22,573 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2022-10-17 10:59:22,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:22,583 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 10 states and 13 transitions. [2022-10-17 10:59:22,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-10-17 10:59:22,585 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-10-17 10:59:22,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-10-17 10:59:22,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:59:22,586 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-10-17 10:59:22,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-10-17 10:59:22,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-10-17 10:59:22,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-10-17 10:59:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-10-17 10:59:22,614 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-10-17 10:59:22,614 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-10-17 10:59:22,614 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:59:22,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-10-17 10:59:22,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:22,616 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:22,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:22,617 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:59:22,617 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:59:22,617 INFO L748 eck$LassoCheckResult]: Stem: 114#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 115#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 120#L367 assume !(main_~length~0#1 < 1); 116#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 117#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 118#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 119#L370-4 main_~j~0#1 := 0; 113#L374-2 [2022-10-17 10:59:22,618 INFO L750 eck$LassoCheckResult]: Loop: 113#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(main_#t~post210#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 - main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 113#L374-2 [2022-10-17 10:59:22,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815505, now seen corresponding path program 1 times [2022-10-17 10:59:22,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:22,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944593668] [2022-10-17 10:59:22,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:22,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:59:22,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:59:22,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944593668] [2022-10-17 10:59:22,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944593668] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:59:22,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:59:22,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:59:22,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194163322] [2022-10-17 10:59:22,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:59:22,729 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:59:22,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,731 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times [2022-10-17 10:59:22,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:22,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768804720] [2022-10-17 10:59:22,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:22,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:22,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:59:22,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:59:22,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:59:22,805 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:22,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:59:22,830 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2022-10-17 10:59:22,831 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 13 transitions. [2022-10-17 10:59:22,831 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:22,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 13 transitions. [2022-10-17 10:59:22,832 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-10-17 10:59:22,832 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-10-17 10:59:22,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2022-10-17 10:59:22,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:59:22,833 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2022-10-17 10:59:22,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2022-10-17 10:59:22,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2022-10-17 10:59:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:22,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2022-10-17 10:59:22,835 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-10-17 10:59:22,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 10:59:22,836 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-10-17 10:59:22,836 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:59:22,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2022-10-17 10:59:22,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:22,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:22,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:22,838 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:59:22,838 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:59:22,838 INFO L748 eck$LassoCheckResult]: Stem: 142#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 143#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 148#L367 assume !(main_~length~0#1 < 1); 144#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 145#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 146#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 149#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 150#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 147#L370-4 main_~j~0#1 := 0; 141#L374-2 [2022-10-17 10:59:22,838 INFO L750 eck$LassoCheckResult]: Loop: 141#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(main_#t~post210#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 - main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 141#L374-2 [2022-10-17 10:59:22,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1182969107, now seen corresponding path program 1 times [2022-10-17 10:59:22,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:22,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698550565] [2022-10-17 10:59:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:22,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,868 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 2 times [2022-10-17 10:59:22,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:22,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617294855] [2022-10-17 10:59:22,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,884 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:22,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:22,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1982663310, now seen corresponding path program 1 times [2022-10-17 10:59:22,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:22,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420048198] [2022-10-17 10:59:22,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:22,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:22,943 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:23,239 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:59:23,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:59:23,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:59:23,240 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:59:23,240 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:59:23,240 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:23,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:59:23,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:59:23,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: array07_alloca.i_Iteration3_Lasso [2022-10-17 10:59:23,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:59:23,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:59:23,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,254 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,260 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:23,793 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:59:23,793 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:59:23,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:23,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:23,799 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:23,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:23,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:23,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:23,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:23,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:23,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:23,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:23,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:23,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:59:23,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:23,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:23,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:23,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:23,859 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:23,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:23,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:23,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:23,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:23,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:23,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:23,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:23,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:23,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:59:23,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:23,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:23,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:23,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:23,932 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:23,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:23,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:23,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:23,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:23,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:23,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:23,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:23,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:59:23,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,004 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:24,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:59:24,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,069 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:24,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:24,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:59:24,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,144 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:24,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:24,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:59:24,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,230 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:24,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:24,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:59:24,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,299 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:59:24,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:24,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:24,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,383 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:24,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:59:24,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,455 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:24,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:59:24,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,518 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:59:24,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:24,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,563 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:59:24,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:24,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:24,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:24,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-10-17 10:59:24,638 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:59:24,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,639 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,654 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,655 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:24,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:59:24,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,696 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:59:24,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,708 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,709 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:24,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-10-17 10:59:24,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,734 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:59:24,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,761 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:24,761 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:24,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,811 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:59:24,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:24,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,828 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,829 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:24,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:24,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,873 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:59:24,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,885 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:24,885 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:24,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:24,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:24,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:24,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:24,936 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:24,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:24,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:24,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:24,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:24,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:24,957 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:24,957 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:24,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:59:24,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:25,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:25,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:25,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:25,017 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:25,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:25,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:25,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:25,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:25,028 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:25,031 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:25,031 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:25,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:59:25,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:25,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:25,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:25,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:25,092 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:25,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:25,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:25,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:25,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:25,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:25,121 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:25,121 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:25,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:59:25,163 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:59:25,295 INFO L443 ModelExtractionUtils]: Simplification made 29 calls to the SMT solver. [2022-10-17 10:59:25,295 INFO L444 ModelExtractionUtils]: 12 out of 51 variables were initially zero. Simplification set additionally 34 variables to zero. [2022-10-17 10:59:25,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:25,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:25,297 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:25,299 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:59:25,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:59:25,318 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 3. [2022-10-17 10:59:25,318 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:59:25,318 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 8*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset (- 4) (* ULTIMATE.start_main_~i~0#1 4)))_1 + 1*v_rep(select #length ULTIMATE.start_main_~arr~0#1.base)_2 f1 = 8*ULTIMATE.start_main_~length~0#1 - 8*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-10-17 10:59:25,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-10-17 10:59:25,379 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-10-17 10:59:25,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:25,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:59:25,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:25,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 10:59:25,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:59:25,513 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 1 loop predicates [2022-10-17 10:59:25,513 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:25,631 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 21 transitions. Complement of second has 6 states. [2022-10-17 10:59:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 0 non-accepting loop states 2 accepting loop states [2022-10-17 10:59:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2022-10-17 10:59:25,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 9 letters. Loop has 1 letters. [2022-10-17 10:59:25,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:25,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 10 letters. Loop has 1 letters. [2022-10-17 10:59:25,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:25,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 9 letters. Loop has 2 letters. [2022-10-17 10:59:25,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:25,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2022-10-17 10:59:25,640 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:25,641 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 15 states and 17 transitions. [2022-10-17 10:59:25,641 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:59:25,641 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-10-17 10:59:25,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2022-10-17 10:59:25,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:59:25,641 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2022-10-17 10:59:25,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2022-10-17 10:59:25,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 12. [2022-10-17 10:59:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:25,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2022-10-17 10:59:25,643 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 14 transitions. [2022-10-17 10:59:25,643 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 14 transitions. [2022-10-17 10:59:25,643 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:59:25,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 14 transitions. [2022-10-17 10:59:25,644 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:25,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:25,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:25,645 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:59:25,645 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:59:25,645 INFO L748 eck$LassoCheckResult]: Stem: 249#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 250#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 255#L367 assume !(main_~length~0#1 < 1); 251#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 252#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 253#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 256#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 257#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 258#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 259#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 254#L370-4 main_~j~0#1 := 0; 248#L374-2 [2022-10-17 10:59:25,645 INFO L750 eck$LassoCheckResult]: Loop: 248#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(main_#t~post210#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 - main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 248#L374-2 [2022-10-17 10:59:25,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:25,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1332965227, now seen corresponding path program 2 times [2022-10-17 10:59:25,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:25,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206332348] [2022-10-17 10:59:25,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:25,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:25,722 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 3 times [2022-10-17 10:59:25,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:25,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895786226] [2022-10-17 10:59:25,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:25,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:25,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:25,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1627750960, now seen corresponding path program 2 times [2022-10-17 10:59:25,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:25,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354974353] [2022-10-17 10:59:25,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:25,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:25,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:25,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:26,052 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:59:26,052 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:59:26,052 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:59:26,052 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:59:26,052 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:59:26,052 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,052 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:59:26,052 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:59:26,053 INFO L133 ssoRankerPreferences]: Filename of dumped script: array07_alloca.i_Iteration4_Lasso [2022-10-17 10:59:26,053 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:59:26,053 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:59:26,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,260 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:26,507 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:59:26,507 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:59:26,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,509 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:59:26,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:26,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:26,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:26,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,579 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:26,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:26,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:26,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:59:26,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,643 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:59:26,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:26,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:26,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:26,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,679 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:59:26,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:26,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:26,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:26,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,712 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:59:26,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:26,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:26,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-10-17 10:59:26,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,753 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:59:26,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:26,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:26,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,804 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:59:26,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:26,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:26,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:26,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,845 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:59:26,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:26,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:26,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,929 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:26,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:26,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:26,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:26,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:26,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:26,941 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:26,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:59:26,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:26,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:26,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:26,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:26,991 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:26,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:27,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:27,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:27,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:59:27,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,079 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:27,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:27,092 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:27,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:59:27,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,139 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:59:27,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:27,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:27,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:27,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,215 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:59:27,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:27,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:27,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-10-17 10:59:27,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,247 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:59:27,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:27,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:27,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:27,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,324 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:59:27,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,327 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:59:27,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,337 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:27,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,362 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:59:27,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,371 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,372 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:27,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-10-17 10:59:27,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,438 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:59:27,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:27,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 10:59:27,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,479 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:59:27,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,487 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,488 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:27,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,510 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:59:27,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,521 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,523 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:27,523 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:27,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-10-17 10:59:27,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,559 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:59:27,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,579 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,582 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:27,582 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:27,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,631 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:59:27,633 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 [2022-10-17 10:59:27,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:27,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,640 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:27,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:27,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,662 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:59:27,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,676 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:27,676 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:27,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,742 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,760 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:27,760 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:27,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:59:27,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:27,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:27,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,808 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:27,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:27,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:27,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:27,821 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:27,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:59:27,833 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:27,833 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:27,856 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:59:27,904 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-10-17 10:59:27,905 INFO L444 ModelExtractionUtils]: 9 out of 46 variables were initially zero. Simplification set additionally 32 variables to zero. [2022-10-17 10:59:27,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:27,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:27,909 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:27,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:59:27,923 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:59:27,956 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 3. [2022-10-17 10:59:27,956 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:59:27,956 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset (* ULTIMATE.start_main_~i~0#1 4) (- 8)))_1 + 1 f1 = -2*ULTIMATE.start_main_~j~0#1 + 2*ULTIMATE.start_main_~length~0#1 Supporting invariants [] [2022-10-17 10:59:27,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-10-17 10:59:27,998 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2022-10-17 10:59:28,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:28,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:59:28,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:28,122 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 10:59:28,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:59:28,124 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 1 loop predicates [2022-10-17 10:59:28,124 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:28,250 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 23 transitions. Complement of second has 7 states. [2022-10-17 10:59:28,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 0 non-accepting loop states 2 accepting loop states [2022-10-17 10:59:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 19 transitions. [2022-10-17 10:59:28,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 11 letters. Loop has 1 letters. [2022-10-17 10:59:28,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:28,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 12 letters. Loop has 1 letters. [2022-10-17 10:59:28,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:28,253 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2022-10-17 10:59:28,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:28,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2022-10-17 10:59:28,259 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:28,260 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 17 states and 19 transitions. [2022-10-17 10:59:28,260 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:59:28,260 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-10-17 10:59:28,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2022-10-17 10:59:28,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:59:28,261 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-10-17 10:59:28,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2022-10-17 10:59:28,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 14. [2022-10-17 10:59:28,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:28,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-10-17 10:59:28,263 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-10-17 10:59:28,263 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-10-17 10:59:28,263 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:59:28,263 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-10-17 10:59:28,264 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:59:28,264 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:59:28,264 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:59:28,264 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:59:28,265 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:59:28,265 INFO L748 eck$LassoCheckResult]: Stem: 377#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 383#L367 assume !(main_~length~0#1 < 1); 379#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 380#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 381#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 384#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 387#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 389#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 385#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 386#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 388#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 382#L370-4 main_~j~0#1 := 0; 376#L374-2 [2022-10-17 10:59:28,265 INFO L750 eck$LassoCheckResult]: Loop: 376#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(main_#t~post210#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 - main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 376#L374-2 [2022-10-17 10:59:28,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:28,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1079272553, now seen corresponding path program 3 times [2022-10-17 10:59:28,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:28,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641092857] [2022-10-17 10:59:28,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:28,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:28,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:28,322 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 4 times [2022-10-17 10:59:28,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:28,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576060380] [2022-10-17 10:59:28,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:28,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:28,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:28,331 INFO L85 PathProgramCache]: Analyzing trace with hash 902289262, now seen corresponding path program 3 times [2022-10-17 10:59:28,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:59:28,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579551936] [2022-10-17 10:59:28,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:59:28,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:59:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:59:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:59:28,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:59:28,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:28,730 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:59:28,730 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:59:28,730 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:59:28,731 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:59:28,731 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:59:28,731 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:28,731 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:59:28,731 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:59:28,731 INFO L133 ssoRankerPreferences]: Filename of dumped script: array07_alloca.i_Iteration5_Lasso [2022-10-17 10:59:28,731 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:59:28,731 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:59:28,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,883 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,887 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:28,889 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:59:29,092 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:59:29,092 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:59:29,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,094 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:59:29,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,158 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:59:29,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,222 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:59:29,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-10-17 10:59:29,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,259 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:59:29,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-10-17 10:59:29,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,292 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:59:29,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-10-17 10:59:29,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,338 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:59:29,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,408 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:59:29,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,459 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:59:29,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,494 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:59:29,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:59:29,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:59:29,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:59:29,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,525 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:59:29,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-10-17 10:59:29,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,555 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:59:29,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-10-17 10:59:29,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,584 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:59:29,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-10-17 10:59:29,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,614 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:59:29,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,658 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:59:29,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:59:29,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:59:29,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-10-17 10:59:29,704 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:59:29,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,705 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:59:29,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:59:29,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,714 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:59:29,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:59:29,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-10-17 10:59:29,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,735 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:59:29,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,749 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:29,749 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:29,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,805 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,816 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,818 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:29,818 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:29,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:59:29,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,863 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:59:29,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,876 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,877 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:29,878 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:29,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:29,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,901 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:59:29,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,909 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,911 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:29,911 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:29,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:59:29,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-10-17 10:59:29,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,935 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:59:29,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:59:29,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:59:29,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:59:29,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:59:29,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:59:29,951 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:59:29,951 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:59:29,967 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:59:29,995 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-10-17 10:59:29,995 INFO L444 ModelExtractionUtils]: 30 out of 46 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-10-17 10:59:29,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:59:29,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:59:29,996 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:59:29,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:59:29,998 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:59:30,008 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 3. [2022-10-17 10:59:30,008 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:59:30,008 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) ULTIMATE.start_main_~arr~0#1.offset)_3 + 1 f1 = 2*ULTIMATE.start_main_~length~0#1 - 2*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-10-17 10:59:30,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:30,044 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2022-10-17 10:59:30,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:59:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:30,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:59:30,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:59:30,117 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:59:30,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:59:30,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:59:30,120 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-10-17 10:59:30,120 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:30,131 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 17 transitions. Complement of second has 2 states. [2022-10-17 10:59:30,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-10-17 10:59:30,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:59:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions. [2022-10-17 10:59:30,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 13 letters. Loop has 1 letters. [2022-10-17 10:59:30,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:30,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 14 letters. Loop has 1 letters. [2022-10-17 10:59:30,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:30,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 13 letters. Loop has 2 letters. [2022-10-17 10:59:30,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:59:30,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2022-10-17 10:59:30,138 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:59:30,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2022-10-17 10:59:30,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-10-17 10:59:30,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-10-17 10:59:30,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-10-17 10:59:30,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:59:30,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:59:30,139 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:59:30,140 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:59:30,140 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:59:30,140 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:59:30,140 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:59:30,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-10-17 10:59:30,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:59:30 BoogieIcfgContainer [2022-10-17 10:59:30,148 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:59:30,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:59:30,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:59:30,149 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:59:30,149 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:59:20" (3/4) ... [2022-10-17 10:59:30,152 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:59:30,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:59:30,153 INFO L158 Benchmark]: Toolchain (without parser) took 10722.27ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 58.5MB in the beginning and 81.2MB in the end (delta: -22.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-10-17 10:59:30,153 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:59:30,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.00ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 66.7MB in the end (delta: -8.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 10:59:30,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.07ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:59:30,154 INFO L158 Benchmark]: Boogie Preprocessor took 37.13ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 63.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:59:30,155 INFO L158 Benchmark]: RCFGBuilder took 376.33ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 53.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:59:30,155 INFO L158 Benchmark]: BuchiAutomizer took 9679.64ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 53.4MB in the beginning and 81.2MB in the end (delta: -27.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-10-17 10:59:30,155 INFO L158 Benchmark]: Witness Printer took 3.64ms. Allocated memory is still 138.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:59:30,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.00ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 66.7MB in the end (delta: -8.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.07ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.13ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 63.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.33ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 53.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 9679.64ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 53.4MB in the beginning and 81.2MB in the end (delta: -27.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Witness Printer took 3.64ms. Allocated memory is still 138.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -4 * i + unknown-#length-unknown[arr] and consists of 6 locations. One deterministic module has 2-nested ranking function (if 8 * unknown-#memory_int-unknown[arr][arr + -4 + i * 4] + unknown-#length-unknown[arr] > 0 then 1 else 0), (if 8 * unknown-#memory_int-unknown[arr][arr + -4 + i * 4] + unknown-#length-unknown[arr] > 0 then 8 * unknown-#memory_int-unknown[arr][arr + -4 + i * 4] + unknown-#length-unknown[arr] else 8 * length + -8 * j) and consists of 5 locations. One deterministic module has 2-nested ranking function (if 2 * unknown-#memory_int-unknown[arr][arr + i * 4 + -8] + 1 > 0 then 1 else 0), (if 2 * unknown-#memory_int-unknown[arr][arr + i * 4 + -8] + 1 > 0 then 2 * unknown-#memory_int-unknown[arr][arr + i * 4 + -8] + 1 else -2 * j + 2 * length) and consists of 6 locations. One deterministic module has 2-nested ranking function (if 2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then 1 else 0), (if 2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then 2 * unknown-#memory_int-unknown[arr][arr] + 1 else -2 * j + 2 * length) and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.6s and 6 iterations. TraceHistogramMax:3. Analysis of lassos took 8.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 80 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 42 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital123 mio100 ax100 hnf100 lsp94 ukn88 mio100 lsp65 div100 bol100 ite100 ukn100 eq173 hnf91 smp95 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-10-17 10:59:30,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 10:59:30,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fe88cc-8a7d-45dd-81dd-0e0f3d5136bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE