./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/string-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/string-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd601fa28543c13c2fbec075867019b65bb9d0c4bbf720a0162dbf887aa47892 --- 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-6b4ec56 [2022-11-20 10:31:26,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:31:26,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:31:26,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:31:26,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:31:26,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:31:26,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:31:26,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:31:26,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:31:26,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:31:26,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:31:26,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:31:26,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:31:26,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:31:26,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:31:26,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:31:26,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:31:26,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:31:26,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:31:26,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:31:26,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:31:26,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:31:26,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:31:26,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:31:26,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:31:26,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:31:26,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:31:26,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:31:26,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:31:26,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:31:26,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:31:26,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:31:26,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:31:26,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:31:26,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:31:26,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:31:26,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:31:26,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:31:26,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:31:26,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:31:26,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:31:26,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 10:31:26,283 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:31:26,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:31:26,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:31:26,284 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:31:26,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:31:26,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:31:26,285 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:31:26,286 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:31:26,286 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:31:26,286 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:31:26,286 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:31:26,286 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:31:26,287 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:31:26,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:31:26,287 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:31:26,287 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:31:26,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:31:26,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:31:26,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:31:26,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:31:26,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:31:26,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:31:26,289 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:31:26,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:31:26,289 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:31:26,289 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:31:26,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:31:26,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:31:26,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:31:26,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:31:26,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:31:26,292 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:31:26,292 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_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd601fa28543c13c2fbec075867019b65bb9d0c4bbf720a0162dbf887aa47892 [2022-11-20 10:31:26,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:31:26,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:31:26,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:31:26,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:31:26,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:31:26,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/loops/string-2.i [2022-11-20 10:31:29,857 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:31:30,134 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:31:30,135 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/sv-benchmarks/c/loops/string-2.i [2022-11-20 10:31:30,145 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/data/ddbc88703/88554664e47a4d568e2f203d3d7781a2/FLAGacc361c16 [2022-11-20 10:31:30,179 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/data/ddbc88703/88554664e47a4d568e2f203d3d7781a2 [2022-11-20 10:31:30,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:31:30,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:31:30,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:30,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:31:30,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:31:30,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3281e15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30, skipping insertion in model container [2022-11-20 10:31:30,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:31:30,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:31:30,394 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/sv-benchmarks/c/loops/string-2.i[896,909] [2022-11-20 10:31:30,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:30,435 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:31:30,452 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/sv-benchmarks/c/loops/string-2.i[896,909] [2022-11-20 10:31:30,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:30,485 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:31:30,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30 WrapperNode [2022-11-20 10:31:30,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:30,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:30,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:31:30,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:31:30,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,526 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 124 [2022-11-20 10:31:30,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:30,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:31:30,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:31:30,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:31:30,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:31:30,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:31:30,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:31:30,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:31:30,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (1/1) ... [2022-11-20 10:31:30,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:30,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:30,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:30,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:31:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:31:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:31:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:31:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:31:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:31:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:31:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:31:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:31:30,727 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:31:30,729 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:31:30,923 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:31:30,930 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:31:30,930 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 10:31:30,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:30 BoogieIcfgContainer [2022-11-20 10:31:30,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:31:30,933 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:31:30,934 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:31:30,938 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:31:30,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:31:30,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:31:30" (1/3) ... [2022-11-20 10:31:30,940 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e612b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:31:30, skipping insertion in model container [2022-11-20 10:31:30,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:31:30,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:30" (2/3) ... [2022-11-20 10:31:30,941 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e612b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:31:30, skipping insertion in model container [2022-11-20 10:31:30,941 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:31:30,941 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:30" (3/3) ... [2022-11-20 10:31:30,942 INFO L332 chiAutomizerObserver]: Analyzing ICFG string-2.i [2022-11-20 10:31:30,995 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:31:30,995 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:31:30,996 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:31:30,996 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:31:30,996 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:31:30,996 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:31:30,996 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:31:30,996 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:31:31,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:31,018 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-11-20 10:31:31,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:31,019 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:31,023 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:31:31,024 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:31,024 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:31:31,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:31,026 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-11-20 10:31:31,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:31,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:31,027 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:31:31,027 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:31,036 INFO L748 eck$LassoCheckResult]: Stem: 14#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7#L35-3true [2022-11-20 10:31:31,037 INFO L750 eck$LassoCheckResult]: Loop: 7#L35-3true assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9#L35-2true main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7#L35-3true [2022-11-20 10:31:31,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:31,059 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 10:31:31,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:31,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158678782] [2022-11-20 10:31:31,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:31,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:31,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:31,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-11-20 10:31:31,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:31,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861385211] [2022-11-20 10:31:31,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:31,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,322 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:31,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:31,328 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-11-20 10:31:31,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:31,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533064714] [2022-11-20 10:31:31,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:31,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:31,428 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:32,065 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:31:32,066 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:31:32,067 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:31:32,067 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:31:32,067 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:31:32,068 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:32,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:31:32,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:31:32,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration1_Lasso [2022-11-20 10:31:32,069 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:31:32,070 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:31:32,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,148 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,444 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:32,799 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:31:32,804 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:31:32,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:32,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:32,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:32,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:32,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:31:32,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:32,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:32,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:32,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:32,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:32,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:32,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:32,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:32,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 10:31:32,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:32,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:32,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:32,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:31:32,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:32,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:32,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:32,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:32,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:32,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:32,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:32,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:32,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:32,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:32,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:32,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:32,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:31:32,938 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 [2022-11-20 10:31:32,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:32,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:32,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:32,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:32,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:32,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:32,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:32,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:32,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:32,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:32,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:32,979 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:32,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:31:33,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,028 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:31:33,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,078 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:31:33,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,130 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:31:33,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,177 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:31:33,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,230 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:31:33,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,281 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:31:33,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,322 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:31:33,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,381 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:31:33,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,418 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:31:33,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,462 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:31:33,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,499 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:31:33,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,550 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:31:33,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,605 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:31:33,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,647 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:31:33,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,696 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:31:33,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,752 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:31:33,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,805 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,811 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 [2022-11-20 10:31:33,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:31:33,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,852 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:31:33,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:33,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:33,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:33,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,900 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:31:33,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:33,957 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:33,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:33,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:31:33,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:33,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:33,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:33,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:33,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:33,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:33,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:33,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:33,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:33,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:34,000 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:34,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:31:34,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:34,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:34,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:34,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:34,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:34,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:34,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:34,058 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:31:34,087 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 10:31:34,087 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-20 10:31:34,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:34,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:34,090 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:34,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:31:34,096 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:31:34,118 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:31:34,118 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:31:34,119 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:31:34,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:34,160 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2022-11-20 10:31:34,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:34,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:31:34,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:34,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:31:34,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:34,281 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:31:34,283 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,332 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 80 transitions. Complement of second has 8 states. [2022-11-20 10:31:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:31:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2022-11-20 10:31:34,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-20 10:31:34,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:34,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-20 10:31:34,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:34,342 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:31:34,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:34,343 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 80 transitions. [2022-11-20 10:31:34,346 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,350 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 19 states and 28 transitions. [2022-11-20 10:31:34,351 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-11-20 10:31:34,351 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 10:31:34,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2022-11-20 10:31:34,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:31:34,352 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:31:34,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2022-11-20 10:31:34,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-20 10:31:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2022-11-20 10:31:34,379 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:31:34,382 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:31:34,382 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:31:34,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2022-11-20 10:31:34,386 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,386 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:34,386 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:34,386 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-20 10:31:34,387 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:34,387 INFO L748 eck$LassoCheckResult]: Stem: 151#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 152#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 160#L35-3 assume !(main_~i~0#1 < 5); 157#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 158#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 148#L39-3 [2022-11-20 10:31:34,388 INFO L750 eck$LassoCheckResult]: Loop: 148#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 150#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 148#L39-3 [2022-11-20 10:31:34,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,390 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-11-20 10:31:34,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:34,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777654832] [2022-11-20 10:31:34,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:34,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:34,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:34,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777654832] [2022-11-20 10:31:34,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777654832] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:34,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:31:34,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:31:34,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902232305] [2022-11-20 10:31:34,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:34,463 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:31:34,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1891, now seen corresponding path program 1 times [2022-11-20 10:31:34,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:34,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002973089] [2022-11-20 10:31:34,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:34,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:34,475 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:34,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:34,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:31:34,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:31:34,522 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:34,556 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2022-11-20 10:31:34,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2022-11-20 10:31:34,557 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,559 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2022-11-20 10:31:34,559 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-11-20 10:31:34,559 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-11-20 10:31:34,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2022-11-20 10:31:34,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:31:34,560 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2022-11-20 10:31:34,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2022-11-20 10:31:34,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2022-11-20 10:31:34,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2022-11-20 10:31:34,563 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-11-20 10:31:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:31:34,564 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-11-20 10:31:34,564 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:31:34,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2022-11-20 10:31:34,565 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:34,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:34,565 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:34,565 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:34,566 INFO L748 eck$LassoCheckResult]: Stem: 199#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 200#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 208#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 209#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 210#L35-3 assume !(main_~i~0#1 < 5); 205#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 206#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 195#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 196#L39-2 [2022-11-20 10:31:34,566 INFO L750 eck$LassoCheckResult]: Loop: 196#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 212#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 196#L39-2 [2022-11-20 10:31:34,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,567 INFO L85 PathProgramCache]: Analyzing trace with hash 265181045, now seen corresponding path program 1 times [2022-11-20 10:31:34,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:34,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478714718] [2022-11-20 10:31:34,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:34,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:34,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478714718] [2022-11-20 10:31:34,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478714718] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:34,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033135288] [2022-11-20 10:31:34,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:34,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:34,675 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:34,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-11-20 10:31:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:34,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:31:34,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:34,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:34,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:31:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:34,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033135288] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:31:34,763 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:31:34,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-20 10:31:34,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442342738] [2022-11-20 10:31:34,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:31:34,764 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:31:34,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 2 times [2022-11-20 10:31:34,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:34,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923319198] [2022-11-20 10:31:34,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:34,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:34,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:34,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:34,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 10:31:34,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:31:34,821 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:34,916 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2022-11-20 10:31:34,917 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2022-11-20 10:31:34,918 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,918 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2022-11-20 10:31:34,919 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-11-20 10:31:34,919 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-11-20 10:31:34,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2022-11-20 10:31:34,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:31:34,920 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2022-11-20 10:31:34,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2022-11-20 10:31:34,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 32. [2022-11-20 10:31:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2022-11-20 10:31:34,923 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-11-20 10:31:34,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:31:34,925 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-11-20 10:31:34,925 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 10:31:34,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2022-11-20 10:31:34,926 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:34,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:34,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:34,927 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 1, 1, 1, 1, 1] [2022-11-20 10:31:34,927 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:34,927 INFO L748 eck$LassoCheckResult]: Stem: 311#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 312#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 320#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 321#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 322#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 323#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 338#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 337#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 336#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 335#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 334#L35-3 assume !(main_~i~0#1 < 5); 317#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 318#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 307#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 308#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 325#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 333#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 332#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 331#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 330#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 329#L39-2 [2022-11-20 10:31:34,927 INFO L750 eck$LassoCheckResult]: Loop: 329#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 328#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 329#L39-2 [2022-11-20 10:31:34,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:34,928 INFO L85 PathProgramCache]: Analyzing trace with hash 213314517, now seen corresponding path program 1 times [2022-11-20 10:31:34,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:34,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895089824] [2022-11-20 10:31:34,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:34,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:31:35,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:35,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895089824] [2022-11-20 10:31:35,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895089824] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:35,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153460045] [2022-11-20 10:31:35,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:35,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:35,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:35,134 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:35,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-20 10:31:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:35,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:31:35,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:31:35,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:31:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:31:35,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153460045] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:31:35,281 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:31:35,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2022-11-20 10:31:35,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849614398] [2022-11-20 10:31:35,281 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:31:35,282 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:31:35,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:35,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 3 times [2022-11-20 10:31:35,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:35,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179364398] [2022-11-20 10:31:35,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:35,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:35,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:35,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:31:35,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:31:35,337 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 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) [2022-11-20 10:31:35,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:35,461 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-11-20 10:31:35,461 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2022-11-20 10:31:35,462 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:35,463 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2022-11-20 10:31:35,463 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2022-11-20 10:31:35,463 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-11-20 10:31:35,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2022-11-20 10:31:35,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:31:35,464 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-11-20 10:31:35,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2022-11-20 10:31:35,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2022-11-20 10:31:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2022-11-20 10:31:35,467 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-11-20 10:31:35,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:31:35,468 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-11-20 10:31:35,469 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 10:31:35,469 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2022-11-20 10:31:35,469 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:35,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:35,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:35,470 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 1, 1, 1, 1, 1] [2022-11-20 10:31:35,470 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:35,471 INFO L748 eck$LassoCheckResult]: Stem: 514#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 515#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 523#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 524#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 525#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 526#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 545#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 544#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 543#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 542#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 541#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 540#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 539#L35-3 assume !(main_~i~0#1 < 5); 520#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 521#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 527#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 529#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 510#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 511#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 538#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 537#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 536#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 535#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 534#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 533#L39-2 [2022-11-20 10:31:35,471 INFO L750 eck$LassoCheckResult]: Loop: 533#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 532#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 533#L39-2 [2022-11-20 10:31:35,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:35,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1212159477, now seen corresponding path program 2 times [2022-11-20 10:31:35,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:35,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48717051] [2022-11-20 10:31:35,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:35,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:35,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 4 times [2022-11-20 10:31:35,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:35,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811505842] [2022-11-20 10:31:35,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:35,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:35,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:35,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:35,589 INFO L85 PathProgramCache]: Analyzing trace with hash 949121171, now seen corresponding path program 3 times [2022-11-20 10:31:35,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:35,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935570472] [2022-11-20 10:31:35,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:35,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:35,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 10:31:35,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:35,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935570472] [2022-11-20 10:31:35,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935570472] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:35,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260752401] [2022-11-20 10:31:35,801 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:31:35,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:35,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:35,803 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:35,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-20 10:31:35,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-11-20 10:31:35,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:31:35,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:31:35,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:35,983 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 10:31:35,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:31:35,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260752401] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:35,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:31:35,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2022-11-20 10:31:35,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839731481] [2022-11-20 10:31:35,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:36,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:36,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:31:36,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2022-11-20 10:31:36,032 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 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) [2022-11-20 10:31:36,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:36,168 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2022-11-20 10:31:36,168 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2022-11-20 10:31:36,169 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:31:36,170 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2022-11-20 10:31:36,170 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-11-20 10:31:36,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2022-11-20 10:31:36,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2022-11-20 10:31:36,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:31:36,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2022-11-20 10:31:36,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2022-11-20 10:31:36,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36. [2022-11-20 10:31:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2022-11-20 10:31:36,175 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-20 10:31:36,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:31:36,176 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-20 10:31:36,176 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 10:31:36,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 39 transitions. [2022-11-20 10:31:36,177 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:31:36,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:36,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:36,178 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:36,178 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:36,178 INFO L748 eck$LassoCheckResult]: Stem: 687#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 696#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 697#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 701#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 718#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 717#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 716#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 715#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 714#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 713#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 712#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 710#L35-3 assume !(main_~i~0#1 < 5); 693#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 694#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 683#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 684#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 699#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 711#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 709#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 708#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 707#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 706#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 705#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 704#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 703#L39-3 assume !(main_~i~0#1 < 5); 702#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 698#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 689#L44-3 [2022-11-20 10:31:36,178 INFO L750 eck$LassoCheckResult]: Loop: 689#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 690#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 689#L44-3 [2022-11-20 10:31:36,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:36,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1572377782, now seen corresponding path program 1 times [2022-11-20 10:31:36,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:36,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229959115] [2022-11-20 10:31:36,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:36,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,201 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:36,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:36,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2022-11-20 10:31:36,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:36,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504226230] [2022-11-20 10:31:36,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:36,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:36,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:36,245 INFO L85 PathProgramCache]: Analyzing trace with hash -773438245, now seen corresponding path program 1 times [2022-11-20 10:31:36,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:36,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985937887] [2022-11-20 10:31:36,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:36,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:36,289 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:42,260 WARN L233 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 232 DAG size of output: 176 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:31:42,828 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:31:42,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:31:42,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:31:42,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:31:42,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:31:42,828 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:42,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:31:42,829 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:31:42,829 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration6_Lasso [2022-11-20 10:31:42,829 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:31:42,829 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:31:42,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:42,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:42,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:42,844 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:42,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:42,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:44,858 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:31:44,862 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:31:44,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:44,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:44,866 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:44,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:31:44,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:44,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:44,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:44,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:44,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:44,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:44,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:44,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:44,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:44,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:44,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:44,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:44,896 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:44,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:31:44,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:44,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:44,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:44,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:44,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:44,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:44,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:44,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:44,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:44,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-20 10:31:44,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:44,920 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:44,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:31:44,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:44,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:44,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:44,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:44,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:44,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:44,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:44,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:44,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-20 10:31:44,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:44,944 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:44,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:31:44,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:44,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:44,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:44,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:44,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:44,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:44,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:44,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:44,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:44,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:44,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:44,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:44,993 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:44,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:31:45,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:45,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:45,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:45,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,044 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:31:45,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,105 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:31:45,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,148 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:31:45,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,186 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:31:45,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-20 10:31:45,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,225 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,235 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 [2022-11-20 10:31:45,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:31:45,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-20 10:31:45,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,278 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:31:45,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,304 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:31:45,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-20 10:31:45,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,333 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:31:45,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,367 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:31:45,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:45,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-20 10:31:45,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,405 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:45,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:45,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:45,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:45,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:45,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:31:45,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:45,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:45,440 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:31:45,464 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-20 10:31:45,464 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-20 10:31:45,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:45,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:45,468 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:45,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:31:45,483 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:31:45,505 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:31:45,505 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:31:45,505 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2, ULTIMATE.start_main_~nc_A~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2 - 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-11-20 10:31:45,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:45,735 INFO L156 tatePredicateManager]: 43 out of 44 supporting invariants were superfluous and have been removed [2022-11-20 10:31:45,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:45,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:31:45,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:45,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:31:45,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:45,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:45,982 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 [2022-11-20 10:31:45,983 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) [2022-11-20 10:31:46,029 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) Result 44 states and 51 transitions. Complement of second has 5 states. [2022-11-20 10:31:46,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 10:31:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) [2022-11-20 10:31:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-20 10:31:46,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 2 letters. [2022-11-20 10:31:46,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:46,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 2 letters. [2022-11-20 10:31:46,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:46,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 4 letters. [2022-11-20 10:31:46,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:46,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2022-11-20 10:31:46,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:31:46,034 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 38 states and 42 transitions. [2022-11-20 10:31:46,035 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-11-20 10:31:46,035 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-11-20 10:31:46,035 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 42 transitions. [2022-11-20 10:31:46,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:31:46,035 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:31:46,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 42 transitions. [2022-11-20 10:31:46,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-11-20 10:31:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2022-11-20 10:31:46,038 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:31:46,038 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:31:46,038 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 10:31:46,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2022-11-20 10:31:46,039 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:31:46,039 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:46,039 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:46,040 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:46,040 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:46,040 INFO L748 eck$LassoCheckResult]: Stem: 1059#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1060#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1070#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1077#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1071#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1072#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1092#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1091#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1090#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1089#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1088#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1087#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1086#L35-3 assume !(main_~i~0#1 < 5); 1067#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1068#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1055#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1056#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1074#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1085#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1084#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1083#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1082#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1081#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1080#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1079#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1078#L39-3 assume !(main_~i~0#1 < 5); 1076#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1073#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1061#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1063#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1065#L44-4 main_~nc_B~0#1 := 0; 1066#L48-3 [2022-11-20 10:31:46,040 INFO L750 eck$LassoCheckResult]: Loop: 1066#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1075#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1066#L48-3 [2022-11-20 10:31:46,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:46,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1793218173, now seen corresponding path program 1 times [2022-11-20 10:31:46,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:46,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662337783] [2022-11-20 10:31:46,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:46,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:46,080 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 1 times [2022-11-20 10:31:46,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:46,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298723997] [2022-11-20 10:31:46,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:46,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:46,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:46,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1000780450, now seen corresponding path program 1 times [2022-11-20 10:31:46,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:46,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016394545] [2022-11-20 10:31:46,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:46,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:46,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:48,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:52,001 WARN L233 SmtUtils]: Spent 5.81s on a formula simplification. DAG size of input: 243 DAG size of output: 185 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:31:52,859 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:31:52,859 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:31:52,859 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:31:52,859 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:31:52,860 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:31:52,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:52,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:31:52,860 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:31:52,860 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration7_Lasso [2022-11-20 10:31:52,860 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:31:52,860 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:31:52,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,878 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,883 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,886 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,889 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,896 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:52,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:54,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:31:54,974 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:31:54,974 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:31:54,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:54,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:54,986 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:54,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:54,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:54,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:31:55,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,013 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:31:55,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,071 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:31:55,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,091 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:31:55,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,115 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:31:55,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 10:31:55,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,135 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:31:55,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-20 10:31:55,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,153 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:31:55,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-20 10:31:55,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,172 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:31:55,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,196 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:31:55,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,212 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,212 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-20 10:31:55,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,221 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:31:55,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-20 10:31:55,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,238 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:31:55,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,284 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:31:55,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,324 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:31:55,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,363 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:31:55,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,399 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:31:55,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,436 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,439 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 [2022-11-20 10:31:55,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:31:55,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-20 10:31:55,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,458 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:31:55,460 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 [2022-11-20 10:31:55,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-20 10:31:55,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,476 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:31:55,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-20 10:31:55,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,495 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:31:55,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-20 10:31:55,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,516 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:31:55,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 10:31:55,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,554 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:31:55,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,600 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:31:55,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 10:31:55,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,639 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:31:55,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-20 10:31:55,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,663 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:31:55,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,711 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,732 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:31:55,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:31:55,737 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 10:31:55,737 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:31:55,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,765 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:31:55,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-20 10:31:55,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,791 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:31:55,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-20 10:31:55,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,813 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:31:55,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,837 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:31:55,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,872 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:31:55,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-20 10:31:55,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,899 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:31:55,902 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 [2022-11-20 10:31:55,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,915 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 10:31:55,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,922 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 10:31:55,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:55,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:55,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-20 10:31:55,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,944 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 10:31:55,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:55,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:55,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:31:55,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:55,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:55,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:55,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:31:55,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:31:55,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:55,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:55,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:55,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:55,988 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:55,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:56,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:56,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:56,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:56,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:56,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 10:31:56,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:56,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:56,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:56,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:56,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:56,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:56,032 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:56,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:31:56,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:56,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:56,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:56,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:56,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:56,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:56,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:56,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:56,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-20 10:31:56,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:56,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:56,056 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:56,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:31:56,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:56,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:56,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:56,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:56,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:56,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:56,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:56,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:31:56,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 10:31:56,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:56,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:56,077 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:56,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:31:56,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:31:56,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:31:56,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:31:56,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:31:56,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:31:56,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:31:56,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:31:56,107 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:31:56,147 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:31:56,147 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-20 10:31:56,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:31:56,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:56,148 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:56,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:31:56,151 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:31:56,161 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:31:56,162 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:31:56,162 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-11-20 10:31:56,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:56,404 INFO L156 tatePredicateManager]: 38 out of 41 supporting invariants were superfluous and have been removed [2022-11-20 10:31:56,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:56,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:56,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:31:56,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:56,724 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:31:56,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:56,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:31:56,758 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-20 10:31:56,758 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:56,836 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 53 states and 61 transitions. Complement of second has 9 states. [2022-11-20 10:31:56,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:31:56,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 28 transitions. [2022-11-20 10:31:56,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 2 letters. [2022-11-20 10:31:56,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:56,839 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 10:31:56,839 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:56,839 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 4 letters. [2022-11-20 10:31:56,839 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:31:56,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2022-11-20 10:31:56,840 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:31:56,841 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 41 states and 45 transitions. [2022-11-20 10:31:56,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2022-11-20 10:31:56,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-11-20 10:31:56,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 45 transitions. [2022-11-20 10:31:56,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:31:56,842 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-11-20 10:31:56,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 45 transitions. [2022-11-20 10:31:56,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2022-11-20 10:31:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2022-11-20 10:31:56,845 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-20 10:31:56,845 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-20 10:31:56,845 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-20 10:31:56,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 41 transitions. [2022-11-20 10:31:56,846 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:31:56,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:31:56,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:31:56,846 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:56,847 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:31:56,847 INFO L748 eck$LassoCheckResult]: Stem: 1448#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1449#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1459#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1460#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1464#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1481#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1480#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1479#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1478#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1477#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1476#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1475#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1474#L35-3 assume !(main_~i~0#1 < 5); 1456#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1457#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1446#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1447#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1462#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1473#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1472#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1471#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1470#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1469#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1468#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1467#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1466#L39-3 assume !(main_~i~0#1 < 5); 1465#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1461#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1450#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1451#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1452#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1453#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1454#L44-4 main_~nc_B~0#1 := 0; 1455#L48-3 [2022-11-20 10:31:56,847 INFO L750 eck$LassoCheckResult]: Loop: 1455#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1463#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1455#L48-3 [2022-11-20 10:31:56,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:56,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1000831032, now seen corresponding path program 1 times [2022-11-20 10:31:56,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:56,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650221121] [2022-11-20 10:31:56,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:56,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:56,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:56,891 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 2 times [2022-11-20 10:31:56,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:56,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446259878] [2022-11-20 10:31:56,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:56,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,898 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:31:56,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:56,899 INFO L85 PathProgramCache]: Analyzing trace with hash -274050659, now seen corresponding path program 1 times [2022-11-20 10:31:56,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:56,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207848661] [2022-11-20 10:31:56,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:56,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:31:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:31:56,937 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:02,770 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:02,771 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:02,771 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:02,771 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:02,771 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:02,771 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:02,771 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:02,771 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:02,772 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration8_Lasso [2022-11-20 10:32:02,772 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:02,772 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:02,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:02,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,144 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,146 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:04,544 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:04,544 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:04,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,547 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:32:04,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,565 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:32:04,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-20 10:32:04,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,583 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:32:04,586 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 [2022-11-20 10:32:04,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,601 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:32:04,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,618 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:32:04,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,636 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:32:04,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,654 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:32:04,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-11-20 10:32:04,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,680 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:32:04,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:04,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:04,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:04,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:04,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,698 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:32:04,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:04,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:04,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:04,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-20 10:32:04,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,719 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:32:04,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:04,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:04,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:04,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:04,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:04,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:04,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:04,751 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:04,780 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2022-11-20 10:32:04,780 INFO L444 ModelExtractionUtils]: 3 out of 22 variables were initially zero. Simplification set additionally 14 variables to zero. [2022-11-20 10:32:04,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:04,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:04,781 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:04,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:32:04,799 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:04,812 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:32:04,812 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:04,812 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~nc_A~0#1) = -2*ULTIMATE.start_main_~nc_B~0#1 + 9*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [5*ULTIMATE.start_main_~nc_A~0#1 - 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_4 >= 0] [2022-11-20 10:32:04,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:05,034 INFO L156 tatePredicateManager]: 38 out of 43 supporting invariants were superfluous and have been removed [2022-11-20 10:32:05,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:05,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 10:32:05,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:05,192 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-20 10:32:05,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-20 10:32:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:05,690 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:32:05,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:05,747 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:32:05,747 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6 Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:06,037 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6. Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 58 transitions. Complement of second has 14 states. [2022-11-20 10:32:06,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:32:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:06,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 41 transitions. [2022-11-20 10:32:06,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 10:32:06,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:06,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 35 letters. Loop has 2 letters. [2022-11-20 10:32:06,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:06,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 4 letters. [2022-11-20 10:32:06,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:06,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 58 transitions. [2022-11-20 10:32:06,043 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:06,043 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 50 states and 57 transitions. [2022-11-20 10:32:06,044 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-11-20 10:32:06,044 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2022-11-20 10:32:06,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 57 transitions. [2022-11-20 10:32:06,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:06,044 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 57 transitions. [2022-11-20 10:32:06,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 57 transitions. [2022-11-20 10:32:06,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2022-11-20 10:32:06,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 45 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:06,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 52 transitions. [2022-11-20 10:32:06,048 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-11-20 10:32:06,048 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-11-20 10:32:06,048 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-20 10:32:06,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 52 transitions. [2022-11-20 10:32:06,049 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:06,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:06,049 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:06,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:06,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:06,050 INFO L748 eck$LassoCheckResult]: Stem: 1867#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1868#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1879#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1880#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1887#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1907#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1906#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1904#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1902#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1900#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1898#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1896#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1894#L35-3 assume !(main_~i~0#1 < 5); 1876#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1877#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1863#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1864#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1882#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1905#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1903#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1901#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1899#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1897#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1895#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1893#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1891#L39-3 assume !(main_~i~0#1 < 5); 1888#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1881#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1869#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1870#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1908#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1872#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1871#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1873#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1874#L44-4 main_~nc_B~0#1 := 0; 1875#L48-3 [2022-11-20 10:32:06,050 INFO L750 eck$LassoCheckResult]: Loop: 1875#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1886#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1875#L48-3 [2022-11-20 10:32:06,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:06,051 INFO L85 PathProgramCache]: Analyzing trace with hash -274000077, now seen corresponding path program 2 times [2022-11-20 10:32:06,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:06,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552244483] [2022-11-20 10:32:06,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:06,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:06,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:06,089 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 3 times [2022-11-20 10:32:06,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:06,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716176941] [2022-11-20 10:32:06,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:06,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:06,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:06,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1321067048, now seen corresponding path program 2 times [2022-11-20 10:32:06,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:06,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964272867] [2022-11-20 10:32:06,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:06,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:06,143 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:06,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-20 10:32:13,120 WARN L233 SmtUtils]: Spent 6.94s on a formula simplification. DAG size of input: 267 DAG size of output: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:13,943 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:13,943 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:13,943 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:13,944 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:13,944 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:13,944 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:13,944 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:13,944 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:13,944 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration9_Lasso [2022-11-20 10:32:13,944 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:13,944 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:13,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,959 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,961 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:13,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,934 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,939 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:15,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:16,460 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:16,461 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:16,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,462 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:32:16,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,485 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:32:16,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-20 10:32:16,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,502 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:32:16,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,520 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:32:16,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,538 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:32:16,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,558 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:32:16,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,575 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:32:16,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,593 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:32:16,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,611 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:32:16,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,629 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:32:16,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,649 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:32:16,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,670 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:32:16,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-11-20 10:32:16,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,687 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:32:16,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-20 10:32:16,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,709 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 10:32:16,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,730 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 10:32:16,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,742 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:32:16,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,745 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:32:16,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-11-20 10:32:16,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,755 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 10:32:16,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-20 10:32:16,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,776 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 10:32:16,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-11-20 10:32:16,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,817 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 10:32:16,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:16,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:16,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:16,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,835 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 10:32:16,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,859 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 10:32:16,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-20 10:32:16,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,880 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 10:32:16,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,900 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 10:32:16,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-11-20 10:32:16,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,922 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 10:32:16,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,944 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 10:32:16,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-20 10:32:16,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,965 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 10:32:16,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:16,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:16,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:16,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:16,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:16,985 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:16,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 10:32:16,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:16,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:16,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:16,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:16,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:16,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:16,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:17,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:17,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-11-20 10:32:17,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:17,006 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:17,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 10:32:17,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:17,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:17,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:17,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:17,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:17,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:17,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:17,057 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:17,092 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-20 10:32:17,092 INFO L444 ModelExtractionUtils]: 0 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-20 10:32:17,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:17,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:17,095 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:17,103 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:17,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 10:32:17,129 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:32:17,130 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:17,130 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1) = -2*ULTIMATE.start_main_~nc_B~0#1 + 9 Supporting invariants [5*ULTIMATE.start_main_~nc_A~0#1 - 2*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_5 >= 0] [2022-11-20 10:32:17,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:17,493 INFO L156 tatePredicateManager]: 58 out of 62 supporting invariants were superfluous and have been removed [2022-11-20 10:32:17,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:17,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:32:17,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:17,604 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-20 10:32:17,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-20 10:32:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:17,957 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 10:32:17,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:18,002 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:32:18,002 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:18,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:18,155 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10. Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 65 states and 78 transitions. Complement of second has 10 states. [2022-11-20 10:32:18,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:32:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 33 transitions. [2022-11-20 10:32:18,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 2 letters. [2022-11-20 10:32:18,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:18,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 37 letters. Loop has 2 letters. [2022-11-20 10:32:18,160 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:18,160 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 4 letters. [2022-11-20 10:32:18,160 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:18,160 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 78 transitions. [2022-11-20 10:32:18,161 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:32:18,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 62 states and 73 transitions. [2022-11-20 10:32:18,166 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-11-20 10:32:18,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2022-11-20 10:32:18,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2022-11-20 10:32:18,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:18,167 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2022-11-20 10:32:18,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2022-11-20 10:32:18,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2022-11-20 10:32:18,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 47 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-11-20 10:32:18,177 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-20 10:32:18,177 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-20 10:32:18,177 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-20 10:32:18,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 55 transitions. [2022-11-20 10:32:18,179 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:18,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:18,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:18,183 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:18,183 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:18,184 INFO L748 eck$LassoCheckResult]: Stem: 2377#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2389#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2391#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2399#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2415#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2413#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2411#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2409#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2407#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2405#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2403#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2401#L35-3 assume !(main_~i~0#1 < 5); 2386#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2387#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2373#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2374#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2393#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2414#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2412#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2410#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2408#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2406#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2404#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2402#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2400#L39-3 assume !(main_~i~0#1 < 5); 2398#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2392#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2379#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2380#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2381#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2383#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2390#L44-4 main_~nc_B~0#1 := 0; 2416#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2394#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2375#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2376#L57-2 [2022-11-20 10:32:18,186 INFO L750 eck$LassoCheckResult]: Loop: 2376#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2388#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2376#L57-2 [2022-11-20 10:32:18,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:18,187 INFO L85 PathProgramCache]: Analyzing trace with hash 94364173, now seen corresponding path program 1 times [2022-11-20 10:32:18,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:18,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193452324] [2022-11-20 10:32:18,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:32:18,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:18,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193452324] [2022-11-20 10:32:18,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193452324] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:32:18,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163742560] [2022-11-20 10:32:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:18,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:18,318 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:18,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Waiting until timeout for monitored process [2022-11-20 10:32:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:18,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:32:18,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:32:18,454 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:32:18,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163742560] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:32:18,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:32:18,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-20 10:32:18,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852944952] [2022-11-20 10:32:18,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:32:18,455 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:32:18,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:18,455 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 1 times [2022-11-20 10:32:18,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:18,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429852646] [2022-11-20 10:32:18,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,464 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:18,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:18,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:32:18,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:32:18,557 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. cyclomatic complexity: 11 Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:18,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:18,592 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2022-11-20 10:32:18,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 60 transitions. [2022-11-20 10:32:18,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:18,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 51 states and 57 transitions. [2022-11-20 10:32:18,594 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-11-20 10:32:18,594 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-20 10:32:18,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 57 transitions. [2022-11-20 10:32:18,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:18,595 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 57 transitions. [2022-11-20 10:32:18,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 57 transitions. [2022-11-20 10:32:18,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-11-20 10:32:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.12) internal successors, (56), 49 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions. [2022-11-20 10:32:18,598 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-11-20 10:32:18,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:32:18,599 INFO L428 stractBuchiCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-11-20 10:32:18,600 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-20 10:32:18,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 56 transitions. [2022-11-20 10:32:18,600 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:18,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:18,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:18,601 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:18,601 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:18,602 INFO L748 eck$LassoCheckResult]: Stem: 2593#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2605#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2608#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2617#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2636#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2634#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2632#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2630#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2624#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2621#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2620#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2619#L35-3 assume !(main_~i~0#1 < 5); 2602#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2603#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2589#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2590#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2610#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2635#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2633#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2631#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2629#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2627#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2625#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2623#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2618#L39-3 assume !(main_~i~0#1 < 5); 2616#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2609#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2595#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2596#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2607#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2626#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2600#L44-4 main_~nc_B~0#1 := 0; 2601#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2613#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 2614#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2615#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2591#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2592#L57-2 [2022-11-20 10:32:18,602 INFO L750 eck$LassoCheckResult]: Loop: 2592#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2604#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2592#L57-2 [2022-11-20 10:32:18,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:18,602 INFO L85 PathProgramCache]: Analyzing trace with hash 489706120, now seen corresponding path program 1 times [2022-11-20 10:32:18,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:18,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858089166] [2022-11-20 10:32:18,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,649 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:18,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:18,650 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 2 times [2022-11-20 10:32:18,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:18,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754883564] [2022-11-20 10:32:18,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,658 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:18,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:18,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818645, now seen corresponding path program 1 times [2022-11-20 10:32:18,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:18,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421184881] [2022-11-20 10:32:18,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:18,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,686 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:18,706 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:26,931 WARN L233 SmtUtils]: Spent 8.13s on a formula simplification. DAG size of input: 280 DAG size of output: 213 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:28,238 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:28,238 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:28,238 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:28,238 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:28,238 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:28,238 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:28,238 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:28,239 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:28,239 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration11_Lasso [2022-11-20 10:32:28,239 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:28,239 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:28,242 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,250 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,256 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,261 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:28,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:30,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:31,088 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:31,088 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:31,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,089 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 10:32:31,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,135 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 10:32:31,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,179 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 10:32:31,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,220 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-20 10:32:31,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,271 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 10:32:31,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-11-20 10:32:31,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,289 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 10:32:31,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-20 10:32:31,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,307 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 10:32:31,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,326 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 10:32:31,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,372 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 10:32:31,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,406 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 10:32:31,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,448 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 10:32:31,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,483 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 10:32:31,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,515 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 10:32:31,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,547 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 10:32:31,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,583 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,586 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 [2022-11-20 10:32:31,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 10:32:31,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,609 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 10:32:31,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,647 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 10:32:31,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:31,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,691 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,708 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 10:32:31,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,723 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 10:32:31,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,757 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 10:32:31,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,795 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 10:32:31,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,828 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 10:32:31,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,868 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 10:32:31,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,915 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 10:32:31,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,956 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-20 10:32:31,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:31,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:31,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:31,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:31,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,999 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:32,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:32,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:32,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:32,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:32,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:32,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-20 10:32:32,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,029 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:32,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-20 10:32:32,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:32,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:32,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:32,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:32,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:32,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-11-20 10:32:32,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,062 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-20 10:32:32,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:32,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:32,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:32,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:32,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:32,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:32,101 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:32,187 INFO L443 ModelExtractionUtils]: Simplification made 29 calls to the SMT solver. [2022-11-20 10:32:32,187 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-20 10:32:32,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,190 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-20 10:32:32,191 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:32,202 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:32:32,202 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:32,202 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_B~0#1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:32:32,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,426 INFO L156 tatePredicateManager]: 35 out of 38 supporting invariants were superfluous and have been removed [2022-11-20 10:32:32,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:32,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:32:32,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:32,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 10:32:32,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:32,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:32,870 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:32:32,870 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:32,988 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 79 transitions. Complement of second has 11 states. [2022-11-20 10:32:32,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:32:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 38 transitions. [2022-11-20 10:32:32,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 2 letters. [2022-11-20 10:32:32,990 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:32,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 40 letters. Loop has 2 letters. [2022-11-20 10:32:32,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:32,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 4 letters. [2022-11-20 10:32:32,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:32,991 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 79 transitions. [2022-11-20 10:32:32,992 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:32,994 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 79 transitions. [2022-11-20 10:32:32,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-11-20 10:32:32,995 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 10:32:32,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 79 transitions. [2022-11-20 10:32:32,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:32,995 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 79 transitions. [2022-11-20 10:32:32,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 79 transitions. [2022-11-20 10:32:32,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 61. [2022-11-20 10:32:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 60 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2022-11-20 10:32:32,999 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-11-20 10:32:32,999 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-11-20 10:32:32,999 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-20 10:32:32,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 70 transitions. [2022-11-20 10:32:33,000 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:33,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:33,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:33,001 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:33,001 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:33,001 INFO L748 eck$LassoCheckResult]: Stem: 3027#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3028#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3042#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3044#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3052#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3069#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3067#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3065#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3063#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3061#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3059#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3057#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3055#L35-3 assume !(main_~i~0#1 < 5); 3036#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3037#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3023#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3024#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3046#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3068#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3066#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3064#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3062#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3060#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3058#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3056#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3054#L39-3 assume !(main_~i~0#1 < 5); 3053#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3045#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3029#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3030#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3080#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3081#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3082#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3033#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3031#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3032#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3043#L44-4 main_~nc_B~0#1 := 0; 3076#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3047#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3048#L48-3 [2022-11-20 10:32:33,001 INFO L750 eck$LassoCheckResult]: Loop: 3048#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3083#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3048#L48-3 [2022-11-20 10:32:33,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:33,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1813497683, now seen corresponding path program 3 times [2022-11-20 10:32:33,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:33,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576479405] [2022-11-20 10:32:33,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:33,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:33,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:33,053 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 4 times [2022-11-20 10:32:33,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:33,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222185713] [2022-11-20 10:32:33,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:33,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:33,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:33,060 INFO L85 PathProgramCache]: Analyzing trace with hash -985446920, now seen corresponding path program 4 times [2022-11-20 10:32:33,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:33,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452807909] [2022-11-20 10:32:33,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:33,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:33,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:35,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:41,413 WARN L233 SmtUtils]: Spent 8.27s on a formula simplification. DAG size of input: 291 DAG size of output: 223 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:42,777 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:42,777 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:42,778 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:42,778 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:42,778 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:42,778 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:42,778 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:42,778 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:42,778 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration12_Lasso [2022-11-20 10:32:42,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:42,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:42,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:42,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,355 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,361 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:45,837 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:45,838 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:45,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,841 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-20 10:32:45,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:45,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-11-20 10:32:45,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,859 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-20 10:32:45,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:45,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:45,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,884 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-20 10:32:45,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:45,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,902 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-20 10:32:45,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:45,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-20 10:32:45,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,920 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-20 10:32:45,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:45,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:45,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,940 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-20 10:32:45,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:45,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,958 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-20 10:32:45,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:45,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,976 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-20 10:32:45,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:45,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:45,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:45,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:45,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,996 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-20 10:32:45,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,013 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-20 10:32:46,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2022-11-20 10:32:46,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,032 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-20 10:32:46,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,051 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-20 10:32:46,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,069 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-20 10:32:46,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,087 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-20 10:32:46,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2022-11-20 10:32:46,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,108 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-20 10:32:46,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,120 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:32:46,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,122 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:32:46,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2022-11-20 10:32:46,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,149 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-20 10:32:46,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2022-11-20 10:32:46,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,170 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-11-20 10:32:46,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2022-11-20 10:32:46,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,191 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-11-20 10:32:46,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2022-11-20 10:32:46,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,213 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-20 10:32:46,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2022-11-20 10:32:46,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,236 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-20 10:32:46,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2022-11-20 10:32:46,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,257 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-20 10:32:46,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2022-11-20 10:32:46,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,276 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-20 10:32:46,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,288 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:32:46,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,290 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:32:46,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-20 10:32:46,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,298 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-20 10:32:46,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2022-11-20 10:32:46,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,319 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-20 10:32:46,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-11-20 10:32:46,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,341 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-20 10:32:46,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:46,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:46,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:46,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-20 10:32:46,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,364 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-20 10:32:46,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,376 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:32:46,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,379 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:32:46,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-20 10:32:46,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,390 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-20 10:32:46,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,411 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-20 10:32:46,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,423 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:32:46,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,425 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:32:46,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-11-20 10:32:46,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,433 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-20 10:32:46,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:46,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-11-20 10:32:46,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,464 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-11-20 10:32:46,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:46,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:46,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:46,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:46,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:46,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:46,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:46,496 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:46,536 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-11-20 10:32:46,536 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-20 10:32:46,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:46,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:46,537 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:46,539 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:46,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-20 10:32:46,550 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:32:46,551 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:46,551 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~nc_B~0#1) = 3*ULTIMATE.start_main_~nc_A~0#1 - 2*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_7 + 5 >= 0] [2022-11-20 10:32:46,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:46,870 INFO L156 tatePredicateManager]: 53 out of 58 supporting invariants were superfluous and have been removed [2022-11-20 10:32:46,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:46,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-20 10:32:46,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:46,991 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-20 10:32:46,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-20 10:32:47,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:47,655 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:32:47,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:47,704 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2022-11-20 10:32:47,704 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14 Second operand has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:48,045 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14. Second operand has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 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 78 states and 92 transitions. Complement of second has 16 states. [2022-11-20 10:32:48,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 11 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:32:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 57 transitions. [2022-11-20 10:32:48,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 57 transitions. Stem has 39 letters. Loop has 2 letters. [2022-11-20 10:32:48,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:48,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 57 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 10:32:48,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:48,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 57 transitions. Stem has 39 letters. Loop has 4 letters. [2022-11-20 10:32:48,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:48,048 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 92 transitions. [2022-11-20 10:32:48,049 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:48,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 77 states and 91 transitions. [2022-11-20 10:32:48,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2022-11-20 10:32:48,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2022-11-20 10:32:48,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 77 states and 91 transitions. [2022-11-20 10:32:48,050 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:48,050 INFO L218 hiAutomatonCegarLoop]: Abstraction has 77 states and 91 transitions. [2022-11-20 10:32:48,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states and 91 transitions. [2022-11-20 10:32:48,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 68. [2022-11-20 10:32:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.161764705882353) internal successors, (79), 67 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 79 transitions. [2022-11-20 10:32:48,053 INFO L240 hiAutomatonCegarLoop]: Abstraction has 68 states and 79 transitions. [2022-11-20 10:32:48,053 INFO L428 stractBuchiCegarLoop]: Abstraction has 68 states and 79 transitions. [2022-11-20 10:32:48,053 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-20 10:32:48,053 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 79 transitions. [2022-11-20 10:32:48,054 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:48,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:48,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:48,054 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:48,054 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:48,055 INFO L748 eck$LassoCheckResult]: Stem: 3580#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3581#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3595#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3596#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3605#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3622#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3620#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3618#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3616#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3614#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3612#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3610#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3608#L35-3 assume !(main_~i~0#1 < 5); 3589#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3590#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3576#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3577#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3598#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3621#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3619#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3617#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3615#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3613#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3611#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3609#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3607#L39-3 assume !(main_~i~0#1 < 5); 3606#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3597#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3582#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3583#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3631#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3632#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3640#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3638#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3637#L44-4 main_~nc_B~0#1 := 0; 3633#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3601#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3602#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3604#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3578#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3579#L57-2 [2022-11-20 10:32:48,055 INFO L750 eck$LassoCheckResult]: Loop: 3579#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3591#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3579#L57-2 [2022-11-20 10:32:48,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:48,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1123035027, now seen corresponding path program 2 times [2022-11-20 10:32:48,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:48,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459683193] [2022-11-20 10:32:48,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:48,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:32:48,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:48,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459683193] [2022-11-20 10:32:48,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459683193] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:32:48,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560542836] [2022-11-20 10:32:48,222 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:32:48,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:48,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:48,224 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:48,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Waiting until timeout for monitored process [2022-11-20 10:32:48,346 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 10:32:48,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:32:48,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:32:48,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:48,406 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:32:48,406 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:32:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:32:48,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560542836] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:32:48,455 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:32:48,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-11-20 10:32:48,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608631382] [2022-11-20 10:32:48,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:32:48,456 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:32:48,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:48,456 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 3 times [2022-11-20 10:32:48,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:48,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167607093] [2022-11-20 10:32:48,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:48,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,464 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:48,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:48,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 10:32:48,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:32:48,567 INFO L87 Difference]: Start difference. First operand 68 states and 79 transitions. cyclomatic complexity: 16 Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:48,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:48,679 INFO L93 Difference]: Finished difference Result 81 states and 95 transitions. [2022-11-20 10:32:48,680 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 95 transitions. [2022-11-20 10:32:48,680 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:32:48,681 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 79 states and 91 transitions. [2022-11-20 10:32:48,681 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 60 [2022-11-20 10:32:48,681 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 60 [2022-11-20 10:32:48,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 91 transitions. [2022-11-20 10:32:48,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:48,682 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 91 transitions. [2022-11-20 10:32:48,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 91 transitions. [2022-11-20 10:32:48,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 72. [2022-11-20 10:32:48,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 71 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2022-11-20 10:32:48,685 INFO L240 hiAutomatonCegarLoop]: Abstraction has 72 states and 82 transitions. [2022-11-20 10:32:48,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:32:48,691 INFO L428 stractBuchiCegarLoop]: Abstraction has 72 states and 82 transitions. [2022-11-20 10:32:48,692 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-20 10:32:48,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 72 states and 82 transitions. [2022-11-20 10:32:48,692 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:48,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:48,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:48,693 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:48,694 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:48,694 INFO L748 eck$LassoCheckResult]: Stem: 3979#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3980#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3994#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3996#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4004#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4021#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4019#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4017#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4015#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4013#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4011#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4009#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4007#L35-3 assume !(main_~i~0#1 < 5); 3988#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3989#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3975#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3976#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3998#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4020#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4018#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4016#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4014#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4012#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4010#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4008#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4006#L39-3 assume !(main_~i~0#1 < 5); 4005#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3997#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3981#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3982#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4030#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4029#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4028#L44-4 main_~nc_B~0#1 := 0; 4027#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4026#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4025#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4001#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4002#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4032#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3977#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3978#L57-2 [2022-11-20 10:32:48,696 INFO L750 eck$LassoCheckResult]: Loop: 3978#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3990#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3978#L57-2 [2022-11-20 10:32:48,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:48,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1838772157, now seen corresponding path program 3 times [2022-11-20 10:32:48,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:48,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643237315] [2022-11-20 10:32:48,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:48,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:48,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:48,787 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 4 times [2022-11-20 10:32:48,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:48,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624379319] [2022-11-20 10:32:48,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:48,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:48,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:48,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1828481626, now seen corresponding path program 2 times [2022-11-20 10:32:48,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:48,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130140375] [2022-11-20 10:32:48,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:48,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:48,865 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:55,201 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 292 DAG size of output: 219 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:55,778 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:55,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:55,779 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:55,779 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:55,779 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:55,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:55,779 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:55,779 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:55,779 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration14_Lasso [2022-11-20 10:32:55,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:55,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:55,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:55,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:55,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:55,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,747 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,760 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:58,834 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:58,834 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:58,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,835 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-20 10:32:58,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:58,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:58,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:58,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:58,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:58,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:58,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,855 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-20 10:32:58,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:58,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:58,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:58,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:58,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:58,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-11-20 10:32:58,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,876 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-20 10:32:58,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:58,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:58,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:58,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:58,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:58,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-11-20 10:32:58,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,892 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-11-20 10:32:58,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:58,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:58,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:58,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:58,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:58,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,915 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-20 10:32:58,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:58,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:58,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:58,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:58,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:58,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:58,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:58,956 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:58,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-20 10:32:58,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:58,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:58,971 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2022-11-20 10:32:58,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:58,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:58,999 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-11-20 10:32:59,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-11-20 10:32:59,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,040 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-20 10:32:59,044 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 [2022-11-20 10:32:59,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,056 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,068 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-20 10:32:59,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2022-11-20 10:32:59,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,090 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-20 10:32:59,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-11-20 10:32:59,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,112 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-20 10:32:59,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2022-11-20 10:32:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,130 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-20 10:32:59,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-11-20 10:32:59,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,150 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-20 10:32:59,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-20 10:32:59,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,172 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-20 10:32:59,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-11-20 10:32:59,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,195 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-20 10:32:59,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-11-20 10:32:59,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,218 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-20 10:32:59,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,238 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-11-20 10:32:59,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-11-20 10:32:59,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,260 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-11-20 10:32:59,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2022-11-20 10:32:59,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,281 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-11-20 10:32:59,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,316 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:59,359 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:32:59,359 INFO L444 ModelExtractionUtils]: 1 out of 25 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:32:59,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,362 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-11-20 10:32:59,363 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:59,374 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:32:59,374 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:59,374 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_8) = -2*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_8 Supporting invariants [] [2022-11-20 10:32:59,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,720 INFO L156 tatePredicateManager]: 53 out of 55 supporting invariants were superfluous and have been removed [2022-11-20 10:32:59,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:59,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:32:59,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:59,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:32:59,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:00,024 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 10:33:00,024 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 72 states and 82 transitions. cyclomatic complexity: 15 Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:00,102 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 72 states and 82 transitions. cyclomatic complexity: 15. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 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 84 states and 100 transitions. Complement of second has 9 states. [2022-11-20 10:33:00,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 32 transitions. [2022-11-20 10:33:00,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 32 transitions. Stem has 40 letters. Loop has 2 letters. [2022-11-20 10:33:00,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:00,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 32 transitions. Stem has 42 letters. Loop has 2 letters. [2022-11-20 10:33:00,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:00,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 32 transitions. Stem has 40 letters. Loop has 4 letters. [2022-11-20 10:33:00,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:00,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 100 transitions. [2022-11-20 10:33:00,105 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:00,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 82 states and 96 transitions. [2022-11-20 10:33:00,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 59 [2022-11-20 10:33:00,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62 [2022-11-20 10:33:00,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 96 transitions. [2022-11-20 10:33:00,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:00,107 INFO L218 hiAutomatonCegarLoop]: Abstraction has 82 states and 96 transitions. [2022-11-20 10:33:00,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 96 transitions. [2022-11-20 10:33:00,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 72. [2022-11-20 10:33:00,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 71 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2022-11-20 10:33:00,110 INFO L240 hiAutomatonCegarLoop]: Abstraction has 72 states and 82 transitions. [2022-11-20 10:33:00,110 INFO L428 stractBuchiCegarLoop]: Abstraction has 72 states and 82 transitions. [2022-11-20 10:33:00,111 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-20 10:33:00,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 72 states and 82 transitions. [2022-11-20 10:33:00,111 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:00,112 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:00,112 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:00,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:00,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:00,113 INFO L748 eck$LassoCheckResult]: Stem: 4518#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4533#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4535#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4544#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4561#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4559#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4557#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4555#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4553#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4551#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4549#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4547#L35-3 assume !(main_~i~0#1 < 5); 4527#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4528#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4516#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4517#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4537#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4560#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4558#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4556#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4554#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4552#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4550#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4548#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4546#L39-3 assume !(main_~i~0#1 < 5); 4545#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4536#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4520#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4521#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4522#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4523#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4534#L44-4 main_~nc_B~0#1 := 0; 4542#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4540#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4541#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4543#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4563#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4562#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4532#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4515#L57-2 [2022-11-20 10:33:00,113 INFO L750 eck$LassoCheckResult]: Loop: 4515#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4529#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4515#L57-2 [2022-11-20 10:33:00,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:00,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818643, now seen corresponding path program 1 times [2022-11-20 10:33:00,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:00,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615015426] [2022-11-20 10:33:00,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:00,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:00,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:00,165 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:00,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:00,166 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 5 times [2022-11-20 10:33:00,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:00,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869853317] [2022-11-20 10:33:00,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:00,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:00,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:00,174 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:00,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:00,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1873154672, now seen corresponding path program 1 times [2022-11-20 10:33:00,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:00,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760054670] [2022-11-20 10:33:00,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:00,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:00,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:33:00,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760054670] [2022-11-20 10:33:00,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760054670] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:33:00,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092744887] [2022-11-20 10:33:00,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:00,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:00,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,424 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Waiting until timeout for monitored process [2022-11-20 10:33:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:00,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:33:00,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:33:00,625 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:33:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:33:00,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092744887] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:33:00,715 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:33:00,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 13 [2022-11-20 10:33:00,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151297980] [2022-11-20 10:33:00,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:33:00,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:33:00,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-20 10:33:00,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-11-20 10:33:00,803 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. cyclomatic complexity: 16 Second operand has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:00,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:33:00,969 INFO L93 Difference]: Finished difference Result 83 states and 90 transitions. [2022-11-20 10:33:00,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 90 transitions. [2022-11-20 10:33:00,970 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:00,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 61 states and 67 transitions. [2022-11-20 10:33:00,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2022-11-20 10:33:00,971 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-20 10:33:00,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 61 states and 67 transitions. [2022-11-20 10:33:00,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:00,971 INFO L218 hiAutomatonCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 10:33:00,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states and 67 transitions. [2022-11-20 10:33:00,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2022-11-20 10:33:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.098360655737705) internal successors, (67), 60 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:00,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2022-11-20 10:33:00,974 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 10:33:00,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 10:33:00,978 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 10:33:00,978 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-20 10:33:00,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 67 transitions. [2022-11-20 10:33:00,979 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:00,979 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:00,979 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:00,980 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:00,980 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:00,980 INFO L748 eck$LassoCheckResult]: Stem: 4947#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4948#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4959#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4960#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4969#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4986#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4985#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4984#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4983#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4981#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4979#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4977#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4975#L35-3 assume !(main_~i~0#1 < 5); 4956#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4957#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4943#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4944#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4962#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4982#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4980#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4978#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4976#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4974#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4973#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4972#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4971#L39-3 assume !(main_~i~0#1 < 5); 4968#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4961#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4949#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4950#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5003#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5002#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5001#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4997#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4995#L44-4 main_~nc_B~0#1 := 0; 4991#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4990#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4967#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4965#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4966#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4970#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4945#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4946#L57-2 [2022-11-20 10:33:00,980 INFO L750 eck$LassoCheckResult]: Loop: 4946#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4958#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4946#L57-2 [2022-11-20 10:33:00,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1199820568, now seen corresponding path program 4 times [2022-11-20 10:33:00,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:00,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642056987] [2022-11-20 10:33:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:01,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:01,021 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 6 times [2022-11-20 10:33:01,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:01,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701657296] [2022-11-20 10:33:01,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:01,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:01,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:01,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327925, now seen corresponding path program 3 times [2022-11-20 10:33:01,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:01,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864166653] [2022-11-20 10:33:01,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:01,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,072 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:07,782 WARN L233 SmtUtils]: Spent 6.61s on a formula simplification. DAG size of input: 304 DAG size of output: 227 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:08,467 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:08,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:08,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:08,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:08,468 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:08,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:08,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:08,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:08,468 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration16_Lasso [2022-11-20 10:33:08,468 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:08,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:08,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,488 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,499 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:10,584 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:10,584 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:10,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,595 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-11-20 10:33:10,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,631 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-11-20 10:33:10,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,666 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-11-20 10:33:10,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,695 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-11-20 10:33:10,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,712 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-11-20 10:33:10,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,730 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-11-20 10:33:10,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2022-11-20 10:33:10,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,747 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-11-20 10:33:10,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:10,761 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:10,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2022-11-20 10:33:10,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,768 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-11-20 10:33:10,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2022-11-20 10:33:10,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,789 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-11-20 10:33:10,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2022-11-20 10:33:10,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,806 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-11-20 10:33:10,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:10,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:10,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,827 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-11-20 10:33:10,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,845 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-11-20 10:33:10,847 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 [2022-11-20 10:33:10,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,862 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-11-20 10:33:10,865 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 [2022-11-20 10:33:10,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Ended with exit code 0 [2022-11-20 10:33:10,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,880 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-11-20 10:33:10,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2022-11-20 10:33:10,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,897 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-11-20 10:33:10,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2022-11-20 10:33:10,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,918 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-11-20 10:33:10,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2022-11-20 10:33:10,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,937 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-11-20 10:33:10,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:10,950 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:10,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,957 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-11-20 10:33:10,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:10,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:10,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:10,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Ended with exit code 0 [2022-11-20 10:33:10,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,974 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-11-20 10:33:10,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:10,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:10,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:10,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:10,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:10,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:10,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:10,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:10,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-11-20 10:33:10,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:10,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:10,996 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:10,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-11-20 10:33:10,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:11,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:11,009 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:11,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:11,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:11,010 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:11,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:11,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:11,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:11,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:11,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:11,019 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:11,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-11-20 10:33:11,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:11,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:11,031 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 10:33:11,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:11,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:11,038 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:33:11,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:11,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:11,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-11-20 10:33:11,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:11,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:11,055 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:11,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-11-20 10:33:11,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:11,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:11,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:11,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:11,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:11,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:11,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:11,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:11,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2022-11-20 10:33:11,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:11,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:11,076 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:11,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-11-20 10:33:11,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:11,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:11,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:11,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:11,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:11,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:11,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:11,116 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:11,161 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:33:11,161 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-20 10:33:11,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:11,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:11,162 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:11,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-11-20 10:33:11,165 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:11,175 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:11,175 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:11,175 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~i~0#1) = 3*ULTIMATE.start_main_~nc_B~0#1 - 4*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:33:11,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:11,351 INFO L156 tatePredicateManager]: 34 out of 38 supporting invariants were superfluous and have been removed [2022-11-20 10:33:11,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:11,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:11,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 10:33:11,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:11,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 10:33:11,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:11,844 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 10:33:11,844 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 67 transitions. cyclomatic complexity: 10 Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:11,984 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 67 transitions. cyclomatic complexity: 10. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 76 states and 87 transitions. Complement of second has 13 states. [2022-11-20 10:33:11,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 42 transitions. [2022-11-20 10:33:11,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 2 letters. [2022-11-20 10:33:11,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:11,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:33:11,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:11,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 4 letters. [2022-11-20 10:33:11,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:11,987 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 87 transitions. [2022-11-20 10:33:11,988 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:11,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 76 states and 87 transitions. [2022-11-20 10:33:11,989 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-11-20 10:33:11,989 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2022-11-20 10:33:11,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 87 transitions. [2022-11-20 10:33:11,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:11,990 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 87 transitions. [2022-11-20 10:33:11,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 87 transitions. [2022-11-20 10:33:11,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 69. [2022-11-20 10:33:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 68 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 78 transitions. [2022-11-20 10:33:11,992 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:33:11,992 INFO L428 stractBuchiCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:33:11,992 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-20 10:33:11,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states and 78 transitions. [2022-11-20 10:33:11,993 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:11,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:11,993 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:11,994 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:11,994 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:11,994 INFO L748 eck$LassoCheckResult]: Stem: 5417#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5418#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5432#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5434#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5442#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5459#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5457#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5455#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5453#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5451#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5449#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5447#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5445#L35-3 assume !(main_~i~0#1 < 5); 5426#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5427#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5415#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5416#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5436#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5458#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5456#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5454#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5452#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5450#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5448#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5446#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5444#L39-3 assume !(main_~i~0#1 < 5); 5443#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5435#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5419#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5420#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5473#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5472#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5470#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5471#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5481#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5423#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5421#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5422#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5433#L44-4 main_~nc_B~0#1 := 0; 5479#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5478#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5477#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5476#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5474#L48-3 [2022-11-20 10:33:11,994 INFO L750 eck$LassoCheckResult]: Loop: 5474#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5475#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5474#L48-3 [2022-11-20 10:33:11,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:11,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1642183155, now seen corresponding path program 5 times [2022-11-20 10:33:11,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:11,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248142151] [2022-11-20 10:33:11,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:11,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,040 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:12,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:12,041 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 5 times [2022-11-20 10:33:12,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:12,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246609489] [2022-11-20 10:33:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,047 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:12,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:12,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1885016216, now seen corresponding path program 6 times [2022-11-20 10:33:12,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:12,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042902994] [2022-11-20 10:33:12,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:12,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:12,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:18,182 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification. DAG size of input: 315 DAG size of output: 236 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:18,737 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:18,737 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:18,738 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:18,738 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:18,738 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:18,738 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:18,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:18,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:18,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration17_Lasso [2022-11-20 10:33:18,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:18,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:18,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,760 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:20,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:20,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:20,826 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:20,826 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:20,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,827 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-11-20 10:33:20,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:20,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,845 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-11-20 10:33:20,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2022-11-20 10:33:20,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,862 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-11-20 10:33:20,865 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 [2022-11-20 10:33:20,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2022-11-20 10:33:20,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,880 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-11-20 10:33:20,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:20,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,897 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-11-20 10:33:20,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:20,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:20,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:20,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,944 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-11-20 10:33:20,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:20,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:20,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:20,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:20,981 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:20,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:20,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:20,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:20,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:20,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:20,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:20,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:20,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:20,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-11-20 10:33:21,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,027 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-11-20 10:33:21,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,072 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-11-20 10:33:21,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,103 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-11-20 10:33:21,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,143 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-11-20 10:33:21,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,179 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-11-20 10:33:21,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,213 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,216 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 [2022-11-20 10:33:21,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-11-20 10:33:21,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,245 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-11-20 10:33:21,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,279 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-11-20 10:33:21,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,314 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-11-20 10:33:21,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,344 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-11-20 10:33:21,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,375 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-11-20 10:33:21,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,463 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-11-20 10:33:21,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,480 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,482 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,515 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-11-20 10:33:21,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,560 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,576 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,578 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-11-20 10:33:21,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,611 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,627 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-11-20 10:33:21,629 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,659 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,663 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 [2022-11-20 10:33:21,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-11-20 10:33:21,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,696 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,711 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-11-20 10:33:21,714 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,748 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,755 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 [2022-11-20 10:33:21,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-11-20 10:33:21,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,797 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2022-11-20 10:33:21,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2022-11-20 10:33:21,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,832 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-11-20 10:33:21,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,846 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,848 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,857 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-11-20 10:33:21,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Ended with exit code 0 [2022-11-20 10:33:21,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,878 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-11-20 10:33:21,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Ended with exit code 0 [2022-11-20 10:33:21,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,899 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-11-20 10:33:21,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Ended with exit code 0 [2022-11-20 10:33:21,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,919 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-11-20 10:33:21,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,941 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-11-20 10:33:21,943 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 [2022-11-20 10:33:21,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,972 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:22,006 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2022-11-20 10:33:22,006 INFO L444 ModelExtractionUtils]: 3 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-20 10:33:22,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:22,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:22,007 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:22,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-11-20 10:33:22,010 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:22,020 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:22,021 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:22,021 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_10) = -1*ULTIMATE.start_main_~nc_B~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_10 Supporting invariants [] [2022-11-20 10:33:22,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:22,260 INFO L156 tatePredicateManager]: 49 out of 51 supporting invariants were superfluous and have been removed [2022-11-20 10:33:22,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:22,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:33:22,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:22,540 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:33:22,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:22,563 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 [2022-11-20 10:33:22,563 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:22,610 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 88 states and 107 transitions. Complement of second has 5 states. [2022-11-20 10:33:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 10:33:22,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2022-11-20 10:33:22,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 43 letters. Loop has 2 letters. [2022-11-20 10:33:22,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:22,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 45 letters. Loop has 2 letters. [2022-11-20 10:33:22,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:22,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 43 letters. Loop has 4 letters. [2022-11-20 10:33:22,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:22,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 107 transitions. [2022-11-20 10:33:22,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:22,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 73 states and 83 transitions. [2022-11-20 10:33:22,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2022-11-20 10:33:22,614 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2022-11-20 10:33:22,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 73 states and 83 transitions. [2022-11-20 10:33:22,614 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:22,614 INFO L218 hiAutomatonCegarLoop]: Abstraction has 73 states and 83 transitions. [2022-11-20 10:33:22,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states and 83 transitions. [2022-11-20 10:33:22,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 59. [2022-11-20 10:33:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.11864406779661) internal successors, (66), 58 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2022-11-20 10:33:22,617 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:33:22,617 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:33:22,617 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-20 10:33:22,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 66 transitions. [2022-11-20 10:33:22,617 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:22,618 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:22,618 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:22,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:22,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:22,619 INFO L748 eck$LassoCheckResult]: Stem: 5939#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5940#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5954#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5955#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5963#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5980#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5978#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5976#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5974#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5972#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5970#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5968#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5966#L35-3 assume !(main_~i~0#1 < 5); 5948#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5949#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5937#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5938#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5957#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5979#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5977#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5975#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5973#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5971#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5969#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5967#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5965#L39-3 assume !(main_~i~0#1 < 5); 5964#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5956#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5941#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5942#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5993#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5992#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5991#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5990#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5989#L44-4 main_~nc_B~0#1 := 0; 5988#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5987#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5986#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5985#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5984#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5960#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5961#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5962#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 5935#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 5936#L57-2 [2022-11-20 10:33:22,619 INFO L750 eck$LassoCheckResult]: Loop: 5936#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 5950#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 5936#L57-2 [2022-11-20 10:33:22,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:22,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1976281437, now seen corresponding path program 5 times [2022-11-20 10:33:22,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:22,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342149929] [2022-11-20 10:33:22,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:22,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:22,663 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 7 times [2022-11-20 10:33:22,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:22,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685720404] [2022-11-20 10:33:22,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:22,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,670 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:22,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:22,671 INFO L85 PathProgramCache]: Analyzing trace with hash -830913530, now seen corresponding path program 4 times [2022-11-20 10:33:22,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:22,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008900107] [2022-11-20 10:33:22,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:22,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:22,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:22,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:30,474 WARN L233 SmtUtils]: Spent 7.64s on a formula simplification. DAG size of input: 316 DAG size of output: 240 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:31,205 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:31,205 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:31,205 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:31,205 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:31,205 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:31,205 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:31,205 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:31,205 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:31,205 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration18_Lasso [2022-11-20 10:33:31,205 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:31,205 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:31,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,343 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:33,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,001 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:34,001 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:34,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,007 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,010 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 [2022-11-20 10:33:34,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:34,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:34,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:34,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:34,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:34,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:34,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-11-20 10:33:34,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:34,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:34,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,049 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:34,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-11-20 10:33:34,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:34,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:34,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:34,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:34,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:34,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:34,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:34,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:34,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,084 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:34,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-11-20 10:33:34,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:34,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:34,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:34,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:34,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:34,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:34,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:34,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:34,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,107 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-11-20 10:33:34,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:34,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:34,121 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:34,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:34,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:34,124 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:34,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:34,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:34,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Ended with exit code 0 [2022-11-20 10:33:34,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,134 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-11-20 10:33:34,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:34,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:34,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:34,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:34,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:34,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:34,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:34,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:34,243 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-11-20 10:33:34,243 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-20 10:33:34,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:34,244 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:34,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-11-20 10:33:34,246 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:34,257 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:34,257 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:34,257 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 3 Supporting invariants [] [2022-11-20 10:33:34,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Ended with exit code 0 [2022-11-20 10:33:34,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:34,559 INFO L156 tatePredicateManager]: 53 out of 55 supporting invariants were superfluous and have been removed [2022-11-20 10:33:34,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:34,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 10:33:34,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:34,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:33:34,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:34,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:34,942 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:33:34,943 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:35,088 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11. Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 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 72 states and 85 transitions. Complement of second has 10 states. [2022-11-20 10:33:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:35,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 34 transitions. [2022-11-20 10:33:35,089 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:33:35,089 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:35,089 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:33:35,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:35,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 34 transitions. Stem has 44 letters. Loop has 4 letters. [2022-11-20 10:33:35,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:35,090 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 85 transitions. [2022-11-20 10:33:35,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:35,091 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 70 states and 81 transitions. [2022-11-20 10:33:35,091 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2022-11-20 10:33:35,091 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2022-11-20 10:33:35,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 70 states and 81 transitions. [2022-11-20 10:33:35,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:35,092 INFO L218 hiAutomatonCegarLoop]: Abstraction has 70 states and 81 transitions. [2022-11-20 10:33:35,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states and 81 transitions. [2022-11-20 10:33:35,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 59. [2022-11-20 10:33:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.11864406779661) internal successors, (66), 58 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:35,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2022-11-20 10:33:35,093 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:33:35,093 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:33:35,094 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-20 10:33:35,094 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 66 transitions. [2022-11-20 10:33:35,094 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:35,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:35,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:35,095 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:35,095 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:35,095 INFO L748 eck$LassoCheckResult]: Stem: 6469#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6470#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6483#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6485#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6494#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6510#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6508#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6506#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6504#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6502#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6500#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6498#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6496#L35-3 assume !(main_~i~0#1 < 5); 6477#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6478#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6465#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6466#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6487#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6509#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6507#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6505#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6503#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6501#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6499#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6497#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6495#L39-3 assume !(main_~i~0#1 < 5); 6493#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6486#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6471#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6472#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6473#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6474#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6511#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6512#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6523#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6522#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6521#L44-4 main_~nc_B~0#1 := 0; 6491#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6492#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6519#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6489#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6490#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6488#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6467#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6468#L57-2 [2022-11-20 10:33:35,095 INFO L750 eck$LassoCheckResult]: Loop: 6468#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6479#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 6468#L57-2 [2022-11-20 10:33:35,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1347666867, now seen corresponding path program 6 times [2022-11-20 10:33:35,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:35,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311019959] [2022-11-20 10:33:35,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:35,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:35,283 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:35,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:33:35,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311019959] [2022-11-20 10:33:35,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311019959] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:33:35,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074390473] [2022-11-20 10:33:35,284 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 10:33:35,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,285 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Waiting until timeout for monitored process [2022-11-20 10:33:35,445 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2022-11-20 10:33:35,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:33:35,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:33:35,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:35,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:33:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:35,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074390473] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:33:35,591 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:33:35,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2022-11-20 10:33:35,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912309083] [2022-11-20 10:33:35,591 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:33:35,592 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:33:35,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,592 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 8 times [2022-11-20 10:33:35,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:35,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069019122] [2022-11-20 10:33:35,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:35,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:35,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:33:35,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 10:33:35,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2022-11-20 10:33:35,687 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. cyclomatic complexity: 12 Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 14 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:35,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:33:35,763 INFO L93 Difference]: Finished difference Result 68 states and 76 transitions. [2022-11-20 10:33:35,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 76 transitions. [2022-11-20 10:33:35,764 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:35,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 66 states and 74 transitions. [2022-11-20 10:33:35,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-11-20 10:33:35,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2022-11-20 10:33:35,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 74 transitions. [2022-11-20 10:33:35,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:35,765 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 74 transitions. [2022-11-20 10:33:35,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 74 transitions. [2022-11-20 10:33:35,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2022-11-20 10:33:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1147540983606556) internal successors, (68), 60 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 68 transitions. [2022-11-20 10:33:35,767 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 68 transitions. [2022-11-20 10:33:35,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 10:33:35,772 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 68 transitions. [2022-11-20 10:33:35,772 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-20 10:33:35,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 68 transitions. [2022-11-20 10:33:35,773 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:35,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:35,773 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:35,774 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:35,774 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:35,774 INFO L748 eck$LassoCheckResult]: Stem: 6875#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6876#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6889#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6893#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6901#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6918#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6916#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6914#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6912#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6910#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6908#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6906#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6904#L35-3 assume !(main_~i~0#1 < 5); 6883#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6884#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6871#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6872#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6895#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6917#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6915#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6913#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6911#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6909#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6907#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6905#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6903#L39-3 assume !(main_~i~0#1 < 5); 6902#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6894#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6877#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6878#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6879#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6880#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6929#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6890#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6881#L44-4 main_~nc_B~0#1 := 0; 6882#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6931#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6930#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6923#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6922#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6921#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6920#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6919#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6888#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 6874#L57-2 [2022-11-20 10:33:35,775 INFO L750 eck$LassoCheckResult]: Loop: 6874#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6885#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 6874#L57-2 [2022-11-20 10:33:35,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327923, now seen corresponding path program 2 times [2022-11-20 10:33:35,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:35,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312642284] [2022-11-20 10:33:35,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:35,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:35,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,837 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 9 times [2022-11-20 10:33:35,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:35,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105138928] [2022-11-20 10:33:35,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:35,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,845 INFO L85 PathProgramCache]: Analyzing trace with hash -875586576, now seen corresponding path program 2 times [2022-11-20 10:33:35,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:35,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450236913] [2022-11-20 10:33:35,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:35,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,905 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:35,943 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:41,609 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:41,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:41,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:41,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:41,609 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:41,610 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,610 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:41,610 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:41,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration20_Lasso [2022-11-20 10:33:41,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:41,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:41,613 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:41,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:43,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:43,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,323 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:48,323 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:48,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,325 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-11-20 10:33:48,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,374 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-11-20 10:33:48,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,412 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-11-20 10:33:48,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,447 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-11-20 10:33:48,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,467 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-11-20 10:33:48,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Ended with exit code 0 [2022-11-20 10:33:48,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,487 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-11-20 10:33:48,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Ended with exit code 0 [2022-11-20 10:33:48,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,506 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-11-20 10:33:48,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Ended with exit code 0 [2022-11-20 10:33:48,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,524 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-11-20 10:33:48,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2022-11-20 10:33:48,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,544 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-11-20 10:33:48,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Ended with exit code 0 [2022-11-20 10:33:48,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,561 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-11-20 10:33:48,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2022-11-20 10:33:48,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,579 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-11-20 10:33:48,582 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 [2022-11-20 10:33:48,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2022-11-20 10:33:48,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,597 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-11-20 10:33:48,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,623 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-11-20 10:33:48,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,662 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-11-20 10:33:48,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,697 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:48,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:48,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:48,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-11-20 10:33:48,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:48,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,731 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-11-20 10:33:48,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-11-20 10:33:48,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,766 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-11-20 10:33:48,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2022-11-20 10:33:48,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,787 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-11-20 10:33:48,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-11-20 10:33:48,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,808 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-11-20 10:33:48,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2022-11-20 10:33:48,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,831 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-11-20 10:33:48,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2022-11-20 10:33:48,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,852 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-11-20 10:33:48,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-11-20 10:33:48,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,878 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-11-20 10:33:48,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-11-20 10:33:48,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,902 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-11-20 10:33:48,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:48,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:48,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:48,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:48,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:48,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Ended with exit code 0 [2022-11-20 10:33:48,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:48,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:48,925 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:48,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-11-20 10:33:48,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:48,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:48,937 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2022-11-20 10:33:48,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:48,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,013 INFO L401 nArgumentSynthesizer]: We have 52 Motzkin's Theorem applications. [2022-11-20 10:33:49,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Ended with exit code 0 [2022-11-20 10:33:49,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,109 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-11-20 10:33:49,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,122 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2022-11-20 10:33:49,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,129 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-11-20 10:33:49,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2022-11-20 10:33:49,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,150 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-11-20 10:33:49,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2022-11-20 10:33:49,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,171 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-11-20 10:33:49,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,208 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:49,233 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 10:33:49,233 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:33:49,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,234 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-11-20 10:33:49,237 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:49,247 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:49,247 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:49,247 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~nc_A~0#1) = -4*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-11-20 10:33:49,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2022-11-20 10:33:49,568 INFO L156 tatePredicateManager]: 50 out of 56 supporting invariants were superfluous and have been removed [2022-11-20 10:33:49,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:49,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 10:33:49,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:50,148 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 10:33:50,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:50,217 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 2 loop predicates [2022-11-20 10:33:50,217 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 68 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,399 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 68 transitions. cyclomatic complexity: 12. Second operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 79 states and 93 transitions. Complement of second has 14 states. [2022-11-20 10:33:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 51 transitions. [2022-11-20 10:33:50,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:33:50,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:33:50,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 44 letters. Loop has 4 letters. [2022-11-20 10:33:50,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,401 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 79 states and 93 transitions. [2022-11-20 10:33:50,402 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:50,403 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 79 states to 79 states and 93 transitions. [2022-11-20 10:33:50,403 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2022-11-20 10:33:50,403 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-11-20 10:33:50,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 93 transitions. [2022-11-20 10:33:50,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:50,404 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 93 transitions. [2022-11-20 10:33:50,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 93 transitions. [2022-11-20 10:33:50,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 69. [2022-11-20 10:33:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.144927536231884) internal successors, (79), 68 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 79 transitions. [2022-11-20 10:33:50,406 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69 states and 79 transitions. [2022-11-20 10:33:50,406 INFO L428 stractBuchiCegarLoop]: Abstraction has 69 states and 79 transitions. [2022-11-20 10:33:50,406 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-20 10:33:50,406 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states and 79 transitions. [2022-11-20 10:33:50,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:50,406 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:50,406 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:50,407 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:50,407 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:50,407 INFO L748 eck$LassoCheckResult]: Stem: 7430#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7431#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7444#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7447#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7455#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7472#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7470#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7468#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7466#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7464#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7462#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7460#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7458#L35-3 assume !(main_~i~0#1 < 5); 7438#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7439#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7426#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7427#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7449#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7471#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7469#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7467#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7465#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7463#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7461#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7459#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7457#L39-3 assume !(main_~i~0#1 < 5); 7456#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7448#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7432#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7433#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7434#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7435#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7473#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7474#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 7436#L44-4 main_~nc_B~0#1 := 0; 7437#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7452#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7453#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7454#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7494#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7491#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7490#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7489#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7482#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7480#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7443#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 7429#L57-2 [2022-11-20 10:33:50,407 INFO L750 eck$LassoCheckResult]: Loop: 7429#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7440#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7429#L57-2 [2022-11-20 10:33:50,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:50,408 INFO L85 PathProgramCache]: Analyzing trace with hash -830913528, now seen corresponding path program 3 times [2022-11-20 10:33:50,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:50,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10752705] [2022-11-20 10:33:50,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:50,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:50,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:50,456 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 10 times [2022-11-20 10:33:50,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:50,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010888723] [2022-11-20 10:33:50,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:50,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,464 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:50,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:50,465 INFO L85 PathProgramCache]: Analyzing trace with hash 356019243, now seen corresponding path program 3 times [2022-11-20 10:33:50,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:50,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312737051] [2022-11-20 10:33:50,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:50,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:50,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:55,618 WARN L233 SmtUtils]: Spent 5.01s on a formula simplification. DAG size of input: 340 DAG size of output: 256 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:56,416 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:56,416 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:56,416 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:56,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:56,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:56,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:56,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:56,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:56,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration21_Lasso [2022-11-20 10:33:56,416 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:56,416 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:56,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,427 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,444 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:56,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:58,718 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:58,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:00,714 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:00,714 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:00,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,716 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-11-20 10:34:00,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,733 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-11-20 10:34:00,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Ended with exit code 0 [2022-11-20 10:34:00,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,751 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-11-20 10:34:00,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2022-11-20 10:34:00,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,768 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-11-20 10:34:00,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,785 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-11-20 10:34:00,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Ended with exit code 0 [2022-11-20 10:34:00,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,802 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-11-20 10:34:00,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:00,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:00,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,822 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-11-20 10:34:00,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,840 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-11-20 10:34:00,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2022-11-20 10:34:00,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,857 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2022-11-20 10:34:00,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Ended with exit code 0 [2022-11-20 10:34:00,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,874 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2022-11-20 10:34:00,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,891 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-11-20 10:34:00,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Ended with exit code 0 [2022-11-20 10:34:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,908 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-11-20 10:34:00,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:00,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:00,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2022-11-20 10:34:00,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,928 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-11-20 10:34:00,930 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 [2022-11-20 10:34:00,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2022-11-20 10:34:00,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,945 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-11-20 10:34:00,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-11-20 10:34:00,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,963 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-11-20 10:34:00,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:00,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:00,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-11-20 10:34:00,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,983 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-11-20 10:34:00,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:00,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:00,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:00,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:00,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:01,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2022-11-20 10:34:01,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,001 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-11-20 10:34:01,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:01,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:01,013 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:01,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:01,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:01,015 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:01,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:01,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:01,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-11-20 10:34:01,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,023 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-11-20 10:34:01,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:01,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:01,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:01,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:01,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:01,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:01,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:01,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:01,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-11-20 10:34:01,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,044 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-11-20 10:34:01,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:01,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:01,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:01,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:01,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:01,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:01,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:01,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:01,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Ended with exit code 0 [2022-11-20 10:34:01,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,065 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-11-20 10:34:01,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:01,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:01,077 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:01,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:01,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:01,079 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:01,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:01,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:01,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-11-20 10:34:01,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,087 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-11-20 10:34:01,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:01,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:01,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:01,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:01,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:01,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:01,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:01,125 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:01,186 INFO L443 ModelExtractionUtils]: Simplification made 25 calls to the SMT solver. [2022-11-20 10:34:01,186 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:34:01,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:01,187 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:01,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-11-20 10:34:01,190 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:01,200 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:01,200 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:01,200 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_13, ULTIMATE.start_main_~i~0#1) = 3*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_13 - 4*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:34:01,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2022-11-20 10:34:01,475 INFO L156 tatePredicateManager]: 51 out of 53 supporting invariants were superfluous and have been removed [2022-11-20 10:34:01,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:01,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:34:01,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:01,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:34:01,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:01,812 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:34:01,813 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 69 states and 79 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:01,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:01,917 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 69 states and 79 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 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 84 states and 102 transitions. Complement of second has 10 states. [2022-11-20 10:34:01,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2022-11-20 10:34:01,918 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:34:01,918 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:01,918 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:34:01,919 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:01,919 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 46 letters. Loop has 4 letters. [2022-11-20 10:34:01,919 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:01,919 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 102 transitions. [2022-11-20 10:34:01,920 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:34:01,920 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 82 states and 98 transitions. [2022-11-20 10:34:01,920 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2022-11-20 10:34:01,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2022-11-20 10:34:01,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 98 transitions. [2022-11-20 10:34:01,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:01,921 INFO L218 hiAutomatonCegarLoop]: Abstraction has 82 states and 98 transitions. [2022-11-20 10:34:01,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 98 transitions. [2022-11-20 10:34:01,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 65. [2022-11-20 10:34:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.1384615384615384) internal successors, (74), 64 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 74 transitions. [2022-11-20 10:34:01,923 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65 states and 74 transitions. [2022-11-20 10:34:01,923 INFO L428 stractBuchiCegarLoop]: Abstraction has 65 states and 74 transitions. [2022-11-20 10:34:01,923 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-20 10:34:01,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 74 transitions. [2022-11-20 10:34:01,924 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:01,924 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:01,924 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:01,924 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:01,925 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:01,925 INFO L748 eck$LassoCheckResult]: Stem: 7980#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7981#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7995#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7998#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8007#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8026#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8024#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8022#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8020#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8018#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8016#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8014#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8012#L35-3 assume !(main_~i~0#1 < 5); 7988#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7989#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7978#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7979#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8000#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8025#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8023#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8021#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8019#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8017#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8015#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8013#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8011#L39-3 assume !(main_~i~0#1 < 5); 8008#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7999#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7982#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7983#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7984#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7985#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8033#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8032#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 7986#L44-4 main_~nc_B~0#1 := 0; 7987#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8004#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8005#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8006#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8034#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8001#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7976#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7977#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8009#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8010#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7994#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 7990#L57-2 [2022-11-20 10:34:01,925 INFO L750 eck$LassoCheckResult]: Loop: 7990#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7991#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7990#L57-2 [2022-11-20 10:34:01,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:01,925 INFO L85 PathProgramCache]: Analyzing trace with hash -875586574, now seen corresponding path program 4 times [2022-11-20 10:34:01,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:01,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117559380] [2022-11-20 10:34:01,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:01,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:01,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:01,972 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:01,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:01,973 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 11 times [2022-11-20 10:34:01,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:01,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487766686] [2022-11-20 10:34:01,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:01,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:01,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:01,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:01,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:01,981 INFO L85 PathProgramCache]: Analyzing trace with hash 374894997, now seen corresponding path program 4 times [2022-11-20 10:34:01,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:01,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856193805] [2022-11-20 10:34:01,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:01,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:02,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:34:02,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856193805] [2022-11-20 10:34:02,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856193805] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:34:02,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875024284] [2022-11-20 10:34:02,150 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 10:34:02,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:34:02,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:02,151 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:34:02,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Waiting until timeout for monitored process [2022-11-20 10:34:02,316 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 10:34:02,316 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:34:02,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:02,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:02,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:34:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:02,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875024284] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:34:02,478 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:34:02,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2022-11-20 10:34:02,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71754042] [2022-11-20 10:34:02,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:34:02,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:34:02,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 10:34:02,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-11-20 10:34:02,563 INFO L87 Difference]: Start difference. First operand 65 states and 74 transitions. cyclomatic complexity: 15 Second operand has 14 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 14 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:02,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:34:02,708 INFO L93 Difference]: Finished difference Result 67 states and 73 transitions. [2022-11-20 10:34:02,708 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 73 transitions. [2022-11-20 10:34:02,709 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:02,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 49 states and 52 transitions. [2022-11-20 10:34:02,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-11-20 10:34:02,709 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-11-20 10:34:02,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 52 transitions. [2022-11-20 10:34:02,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:02,710 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 52 transitions. [2022-11-20 10:34:02,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 52 transitions. [2022-11-20 10:34:02,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2022-11-20 10:34:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:02,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 51 transitions. [2022-11-20 10:34:02,711 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 51 transitions. [2022-11-20 10:34:02,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 10:34:02,716 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 51 transitions. [2022-11-20 10:34:02,716 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-20 10:34:02,716 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 51 transitions. [2022-11-20 10:34:02,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:02,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:02,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:02,717 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:02,717 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:02,717 INFO L748 eck$LassoCheckResult]: Stem: 8419#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8420#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 8430#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8433#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8441#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8461#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8460#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8459#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8458#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8457#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8455#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8453#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8451#L35-3 assume !(main_~i~0#1 < 5); 8427#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 8428#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 8415#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8416#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8435#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8456#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8454#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8452#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8450#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8449#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8448#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8447#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8446#L39-3 assume !(main_~i~0#1 < 5); 8442#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 8434#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 8421#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8422#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8432#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8462#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8423#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8424#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8445#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8431#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 8425#L44-4 main_~nc_B~0#1 := 0; 8426#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8436#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8437#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8438#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8439#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8440#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8444#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8443#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 8417#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 8418#L57-2 [2022-11-20 10:34:02,717 INFO L750 eck$LassoCheckResult]: Loop: 8418#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8429#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 8418#L57-2 [2022-11-20 10:34:02,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:02,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 7 times [2022-11-20 10:34:02,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:02,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808957261] [2022-11-20 10:34:02,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:02,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:02,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:02,764 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 12 times [2022-11-20 10:34:02,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:02,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415125038] [2022-11-20 10:34:02,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:02,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:02,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:02,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494827, now seen corresponding path program 5 times [2022-11-20 10:34:02,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:02,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628257321] [2022-11-20 10:34:02,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:02,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:02,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:11,778 WARN L233 SmtUtils]: Spent 8.87s on a formula simplification. DAG size of input: 328 DAG size of output: 250 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:13,198 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:13,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:13,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:13,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:13,198 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:13,198 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:13,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:13,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration23_Lasso [2022-11-20 10:34:13,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:13,198 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:13,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,205 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,207 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,208 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,210 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,211 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:13,215 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,414 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,424 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,427 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:16,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:16,032 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:16,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,035 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-11-20 10:34:16,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,053 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-11-20 10:34:16,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,072 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-11-20 10:34:16,074 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 [2022-11-20 10:34:16,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,089 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-11-20 10:34:16,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Ended with exit code 0 [2022-11-20 10:34:16,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,106 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-11-20 10:34:16,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2022-11-20 10:34:16,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,123 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-11-20 10:34:16,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2022-11-20 10:34:16,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,141 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-11-20 10:34:16,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2022-11-20 10:34:16,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,161 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-11-20 10:34:16,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,185 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-11-20 10:34:16,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Ended with exit code 0 [2022-11-20 10:34:16,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,206 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-11-20 10:34:16,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Ended with exit code 0 [2022-11-20 10:34:16,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,226 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-11-20 10:34:16,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Ended with exit code 0 [2022-11-20 10:34:16,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,246 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-11-20 10:34:16,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,260 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:16,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,262 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:16,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2022-11-20 10:34:16,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,270 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-11-20 10:34:16,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Ended with exit code 0 [2022-11-20 10:34:16,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,292 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-11-20 10:34:16,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,306 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,306 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,313 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-11-20 10:34:16,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,326 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 10:34:16,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,332 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:34:16,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Ended with exit code 0 [2022-11-20 10:34:16,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,348 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-11-20 10:34:16,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,360 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:16,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,362 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:16,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2022-11-20 10:34:16,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,370 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-11-20 10:34:16,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Ended with exit code 0 [2022-11-20 10:34:16,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,391 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-11-20 10:34:16,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Ended with exit code 0 [2022-11-20 10:34:16,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,412 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-11-20 10:34:16,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2022-11-20 10:34:16,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,433 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-11-20 10:34:16,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:16,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:16,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:16,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2022-11-20 10:34:16,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,451 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-11-20 10:34:16,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,463 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:16,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,464 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:16,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Ended with exit code 0 [2022-11-20 10:34:16,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,473 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-11-20 10:34:16,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2022-11-20 10:34:16,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,493 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-11-20 10:34:16,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2022-11-20 10:34:16,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,516 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-11-20 10:34:16,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Ended with exit code 0 [2022-11-20 10:34:16,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,538 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-11-20 10:34:16,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,550 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:16,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,553 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:16,553 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-11-20 10:34:16,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,563 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-11-20 10:34:16,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:16,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-11-20 10:34:16,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,584 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-11-20 10:34:16,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:16,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:16,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:16,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:16,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:16,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:16,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:16,625 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:16,659 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-20 10:34:16,659 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:34:16,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:16,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:16,662 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:16,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-11-20 10:34:16,663 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:16,674 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:16,674 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:16,674 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_14, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_14 - 1*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-11-20 10:34:16,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:16,993 INFO L156 tatePredicateManager]: 50 out of 52 supporting invariants were superfluous and have been removed [2022-11-20 10:34:17,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:17,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:34:17,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:17,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:17,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:17,303 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 [2022-11-20 10:34:17,303 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 51 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:17,336 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 51 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 52 states and 57 transitions. Complement of second has 6 states. [2022-11-20 10:34:17,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 10:34:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2022-11-20 10:34:17,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:34:17,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:17,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:34:17,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:17,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 46 letters. Loop has 4 letters. [2022-11-20 10:34:17,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:17,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 57 transitions. [2022-11-20 10:34:17,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:17,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 52 states and 57 transitions. [2022-11-20 10:34:17,340 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2022-11-20 10:34:17,340 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-11-20 10:34:17,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 57 transitions. [2022-11-20 10:34:17,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:17,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 57 transitions. [2022-11-20 10:34:17,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 57 transitions. [2022-11-20 10:34:17,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-11-20 10:34:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 51 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2022-11-20 10:34:17,342 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 57 transitions. [2022-11-20 10:34:17,342 INFO L428 stractBuchiCegarLoop]: Abstraction has 52 states and 57 transitions. [2022-11-20 10:34:17,342 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-20 10:34:17,342 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 57 transitions. [2022-11-20 10:34:17,343 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:17,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:17,343 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:17,343 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:17,343 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:17,344 INFO L748 eck$LassoCheckResult]: Stem: 8898#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8899#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 8913#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8924#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8915#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8916#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8945#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8944#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8943#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8942#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8941#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8940#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8939#L35-3 assume !(main_~i~0#1 < 5); 8906#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 8907#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 8894#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8895#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8918#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8938#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8937#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8935#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8934#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8931#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8930#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8929#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8928#L39-3 assume !(main_~i~0#1 < 5); 8925#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 8917#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 8900#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8901#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8902#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8903#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8936#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8933#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8932#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8914#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 8904#L44-4 main_~nc_B~0#1 := 0; 8905#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8919#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8920#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8921#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8922#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8923#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8927#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8926#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 8896#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 8897#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8912#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8908#L57-2 [2022-11-20 10:34:17,344 INFO L750 eck$LassoCheckResult]: Loop: 8908#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8909#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 8908#L57-2 [2022-11-20 10:34:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:17,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 5 times [2022-11-20 10:34:17,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:17,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801588412] [2022-11-20 10:34:17,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:17,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:17,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:17,392 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 13 times [2022-11-20 10:34:17,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:17,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140912593] [2022-11-20 10:34:17,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:17,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:17,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:17,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851760, now seen corresponding path program 5 times [2022-11-20 10:34:17,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:17,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21906153] [2022-11-20 10:34:17,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:17,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:17,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:24,834 WARN L233 SmtUtils]: Spent 7.29s on a formula simplification. DAG size of input: 352 DAG size of output: 267 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:25,807 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:25,807 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:25,807 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:25,807 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:25,807 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:25,807 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:25,807 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:25,807 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:25,807 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration24_Lasso [2022-11-20 10:34:25,807 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:25,807 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:25,810 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:25,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,296 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:30,296 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:30,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,299 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-11-20 10:34:30,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:30,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,338 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-11-20 10:34:30,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2022-11-20 10:34:30,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,359 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-11-20 10:34:30,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Ended with exit code 0 [2022-11-20 10:34:30,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,376 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-11-20 10:34:30,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Ended with exit code 0 [2022-11-20 10:34:30,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,394 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-11-20 10:34:30,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Ended with exit code 0 [2022-11-20 10:34:30,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,411 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-11-20 10:34:30,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:30,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:30,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:30,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-11-20 10:34:30,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,429 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-11-20 10:34:30,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2022-11-20 10:34:30,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,452 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-11-20 10:34:30,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:30,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,474 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-11-20 10:34:30,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-11-20 10:34:30,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,495 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-11-20 10:34:30,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,508 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2022-11-20 10:34:30,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,530 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:34:30,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Ended with exit code 0 [2022-11-20 10:34:30,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,567 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-11-20 10:34:30,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:30,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,588 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-11-20 10:34:30,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:30,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Ended with exit code 0 [2022-11-20 10:34:30,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,608 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:30,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-11-20 10:34:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:30,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:30,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:30,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:30,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:30,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:30,647 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:30,699 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:34:30,700 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:34:30,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:30,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:30,701 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:30,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-11-20 10:34:30,703 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:30,714 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:30,714 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:30,714 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 5 Supporting invariants [] [2022-11-20 10:34:30,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:31,068 INFO L156 tatePredicateManager]: 57 out of 58 supporting invariants were superfluous and have been removed [2022-11-20 10:34:31,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:31,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:34:31,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:31,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:34:31,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:31,301 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:34:31,301 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 57 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:31,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:31,420 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 57 transitions. cyclomatic complexity: 9. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 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 76 states and 88 transitions. Complement of second has 10 states. [2022-11-20 10:34:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 42 transitions. [2022-11-20 10:34:31,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:34:31,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:31,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:34:31,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:31,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 48 letters. Loop has 4 letters. [2022-11-20 10:34:31,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:31,422 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 88 transitions. [2022-11-20 10:34:31,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:31,424 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 76 states and 88 transitions. [2022-11-20 10:34:31,424 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-11-20 10:34:31,424 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 10:34:31,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 88 transitions. [2022-11-20 10:34:31,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:31,424 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 88 transitions. [2022-11-20 10:34:31,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 88 transitions. [2022-11-20 10:34:31,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 69. [2022-11-20 10:34:31,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 68 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 78 transitions. [2022-11-20 10:34:31,426 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:34:31,427 INFO L428 stractBuchiCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:34:31,427 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-11-20 10:34:31,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states and 78 transitions. [2022-11-20 10:34:31,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:31,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:31,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:31,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:31,428 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:31,429 INFO L748 eck$LassoCheckResult]: Stem: 9448#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 9449#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 9463#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9466#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9475#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9493#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9491#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9489#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9487#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9485#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9483#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9481#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9479#L35-3 assume !(main_~i~0#1 < 5); 9456#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 9457#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 9444#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9445#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9468#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9492#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9490#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9488#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9486#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9484#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9482#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9480#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9478#L39-3 assume !(main_~i~0#1 < 5); 9476#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 9467#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 9450#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9451#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9465#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9497#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9452#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9453#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9512#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9511#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 9510#L44-4 main_~nc_B~0#1 := 0; 9509#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9508#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9507#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9506#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9505#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9504#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9503#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9502#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 9501#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 9500#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 9477#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 9447#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 9461#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 9458#L57-2 [2022-11-20 10:34:31,429 INFO L750 eck$LassoCheckResult]: Loop: 9458#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 9459#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 9458#L57-2 [2022-11-20 10:34:31,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:31,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851758, now seen corresponding path program 6 times [2022-11-20 10:34:31,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:31,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259933890] [2022-11-20 10:34:31,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:31,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:31,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:31,483 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 14 times [2022-11-20 10:34:31,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:31,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001398589] [2022-11-20 10:34:31,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:31,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:31,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:31,491 INFO L85 PathProgramCache]: Analyzing trace with hash -540871307, now seen corresponding path program 6 times [2022-11-20 10:34:31,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:31,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909257411] [2022-11-20 10:34:31,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:31,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:31,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:38,337 WARN L233 SmtUtils]: Spent 6.70s on a formula simplification. DAG size of input: 376 DAG size of output: 282 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:39,258 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:39,258 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:39,258 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:39,258 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:39,258 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:39,258 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:39,259 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:39,259 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:39,259 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration25_Lasso [2022-11-20 10:34:39,259 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:39,259 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:39,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,264 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,276 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,277 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,284 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,287 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:39,290 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:41,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:41,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:41,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:41,568 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:34:45,527 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:45,527 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:45,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,535 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-11-20 10:34:45,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Ended with exit code 0 [2022-11-20 10:34:45,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,557 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-11-20 10:34:45,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,575 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-11-20 10:34:45,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Ended with exit code 0 [2022-11-20 10:34:45,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,592 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-11-20 10:34:45,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,610 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2022-11-20 10:34:45,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,630 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-11-20 10:34:45,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,647 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-11-20 10:34:45,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-11-20 10:34:45,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,665 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-11-20 10:34:45,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2022-11-20 10:34:45,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,683 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2022-11-20 10:34:45,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,700 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-11-20 10:34:45,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Ended with exit code 0 [2022-11-20 10:34:45,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,718 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-11-20 10:34:45,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Ended with exit code 0 [2022-11-20 10:34:45,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,735 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-11-20 10:34:45,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Ended with exit code 0 [2022-11-20 10:34:45,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,761 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Waiting until timeout for monitored process [2022-11-20 10:34:45,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Ended with exit code 0 [2022-11-20 10:34:45,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,779 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Waiting until timeout for monitored process [2022-11-20 10:34:45,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Ended with exit code 0 [2022-11-20 10:34:45,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,796 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-11-20 10:34:45,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,823 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-11-20 10:34:45,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,871 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Waiting until timeout for monitored process [2022-11-20 10:34:45,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,919 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-11-20 10:34:45,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,937 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,971 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,987 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2022-11-20 10:34:45,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-11-20 10:34:46,060 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2022-11-20 10:34:46,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,158 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-11-20 10:34:46,160 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 [2022-11-20 10:34:46,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Ended with exit code 0 [2022-11-20 10:34:46,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,182 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Waiting until timeout for monitored process [2022-11-20 10:34:46,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,195 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:46,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,196 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:46,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,205 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-11-20 10:34:46,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Ended with exit code 0 [2022-11-20 10:34:46,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,227 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-11-20 10:34:46,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Ended with exit code 0 [2022-11-20 10:34:46,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,244 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-11-20 10:34:46,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,265 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Waiting until timeout for monitored process [2022-11-20 10:34:46,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Ended with exit code 0 [2022-11-20 10:34:46,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,285 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-11-20 10:34:46,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Ended with exit code 0 [2022-11-20 10:34:46,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,307 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-11-20 10:34:46,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Ended with exit code 0 [2022-11-20 10:34:46,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,328 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-11-20 10:34:46,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,340 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:46,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,342 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:46,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Ended with exit code 0 [2022-11-20 10:34:46,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,350 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-11-20 10:34:46,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,394 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:46,443 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:34:46,443 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-20 10:34:46,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,444 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Waiting until timeout for monitored process [2022-11-20 10:34:46,446 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:46,457 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:46,457 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:46,457 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~j~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 - 1*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-11-20 10:34:46,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Ended with exit code 0 [2022-11-20 10:34:46,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,770 INFO L156 tatePredicateManager]: 44 out of 46 supporting invariants were superfluous and have been removed [2022-11-20 10:34:46,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:46,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:34:46,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:47,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:47,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:47,359 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:34:47,359 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:47,553 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 93 states and 112 transitions. Complement of second has 15 states. [2022-11-20 10:34:47,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 55 transitions. [2022-11-20 10:34:47,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:34:47,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:47,555 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:34:47,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:47,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:34:47,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:48,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:48,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:48,189 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:34:48,189 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:48,355 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 93 states and 112 transitions. Complement of second has 15 states. [2022-11-20 10:34:48,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 55 transitions. [2022-11-20 10:34:48,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:34:48,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:48,357 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:34:48,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:48,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:34:48,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:48,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:48,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:48,911 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:34:48,912 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:49,129 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 69 states and 78 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 101 states and 124 transitions. Complement of second has 15 states. [2022-11-20 10:34:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:49,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 58 transitions. [2022-11-20 10:34:49,130 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:34:49,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:49,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 52 letters. Loop has 2 letters. [2022-11-20 10:34:49,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:49,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 50 letters. Loop has 4 letters. [2022-11-20 10:34:49,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:49,131 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 124 transitions. [2022-11-20 10:34:49,132 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2022-11-20 10:34:49,133 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 99 states and 120 transitions. [2022-11-20 10:34:49,133 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 61 [2022-11-20 10:34:49,133 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 66 [2022-11-20 10:34:49,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 99 states and 120 transitions. [2022-11-20 10:34:49,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:49,133 INFO L218 hiAutomatonCegarLoop]: Abstraction has 99 states and 120 transitions. [2022-11-20 10:34:49,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states and 120 transitions. [2022-11-20 10:34:49,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 77. [2022-11-20 10:34:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 77 states have (on average 1.155844155844156) internal successors, (89), 76 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 89 transitions. [2022-11-20 10:34:49,135 INFO L240 hiAutomatonCegarLoop]: Abstraction has 77 states and 89 transitions. [2022-11-20 10:34:49,135 INFO L428 stractBuchiCegarLoop]: Abstraction has 77 states and 89 transitions. [2022-11-20 10:34:49,135 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-11-20 10:34:49,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states and 89 transitions. [2022-11-20 10:34:49,136 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:34:49,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:49,136 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:49,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:49,136 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:49,137 INFO L748 eck$LassoCheckResult]: Stem: 10588#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10589#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 10603#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10606#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10614#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10631#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10629#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10627#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10625#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10623#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10621#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10619#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10617#L35-3 assume !(main_~i~0#1 < 5); 10596#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 10597#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 10586#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10587#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10608#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10630#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10628#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10626#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10624#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10622#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10620#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10618#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10616#L39-3 assume !(main_~i~0#1 < 5); 10615#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 10607#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 10590#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10591#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10635#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10605#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10592#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10593#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10660#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10659#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 10658#L44-4 main_~nc_B~0#1 := 0; 10657#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10656#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10655#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10654#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10653#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10652#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10651#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10634#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 10584#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 10585#L57-2 [2022-11-20 10:34:49,137 INFO L750 eck$LassoCheckResult]: Loop: 10585#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10602#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 10585#L57-2 [2022-11-20 10:34:49,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:49,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 8 times [2022-11-20 10:34:49,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:49,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060710276] [2022-11-20 10:34:49,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:49,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:49,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:49,182 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 1 times [2022-11-20 10:34:49,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:49,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697411658] [2022-11-20 10:34:49,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:49,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:49,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:49,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 7 times [2022-11-20 10:34:49,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:49,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682931564] [2022-11-20 10:34:49,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:49,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:57,742 WARN L233 SmtUtils]: Spent 8.43s on a formula simplification. DAG size of input: 328 DAG size of output: 247 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:58,427 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:58,428 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:58,428 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:58,428 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:58,428 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:58,428 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,428 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:58,428 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:58,428 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration26_Lasso [2022-11-20 10:34:58,428 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:58,428 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:58,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,439 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,441 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,443 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,445 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,452 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:58,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,153 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,155 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:00,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:00,786 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:00,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,795 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Waiting until timeout for monitored process [2022-11-20 10:35:00,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,814 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Waiting until timeout for monitored process [2022-11-20 10:35:00,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:00,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:00,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Ended with exit code 0 [2022-11-20 10:35:00,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,834 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Waiting until timeout for monitored process [2022-11-20 10:35:00,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Ended with exit code 0 [2022-11-20 10:35:00,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,852 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Waiting until timeout for monitored process [2022-11-20 10:35:00,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:00,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:00,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,872 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Waiting until timeout for monitored process [2022-11-20 10:35:00,874 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 [2022-11-20 10:35:00,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Ended with exit code 0 [2022-11-20 10:35:00,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,890 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Waiting until timeout for monitored process [2022-11-20 10:35:00,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:00,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:00,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Ended with exit code 0 [2022-11-20 10:35:00,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,910 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Waiting until timeout for monitored process [2022-11-20 10:35:00,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Ended with exit code 0 [2022-11-20 10:35:00,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,928 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Waiting until timeout for monitored process [2022-11-20 10:35:00,930 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 [2022-11-20 10:35:00,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,946 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Waiting until timeout for monitored process [2022-11-20 10:35:00,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,963 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Waiting until timeout for monitored process [2022-11-20 10:35:00,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,980 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Waiting until timeout for monitored process [2022-11-20 10:35:00,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:00,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:00,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:00,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:00,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:00,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:00,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:00,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:00,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:00,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:00,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:00,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:00,997 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:00,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Waiting until timeout for monitored process [2022-11-20 10:35:00,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:01,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:01,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:01,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:01,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Ended with exit code 0 [2022-11-20 10:35:01,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,014 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Waiting until timeout for monitored process [2022-11-20 10:35:01,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:01,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:01,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:01,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:01,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Ended with exit code 0 [2022-11-20 10:35:01,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,032 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Waiting until timeout for monitored process [2022-11-20 10:35:01,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,044 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:01,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,045 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:01,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:01,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Ended with exit code 0 [2022-11-20 10:35:01,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,053 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Waiting until timeout for monitored process [2022-11-20 10:35:01,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,066 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:01,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,068 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:01,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:01,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Ended with exit code 0 [2022-11-20 10:35:01,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,076 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Waiting until timeout for monitored process [2022-11-20 10:35:01,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,090 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 10:35:01,090 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:35:01,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,106 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:35:01,106 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:35:01,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Ended with exit code 0 [2022-11-20 10:35:01,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,142 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Waiting until timeout for monitored process [2022-11-20 10:35:01,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:01,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:01,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:01,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:01,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Ended with exit code 0 [2022-11-20 10:35:01,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,164 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Waiting until timeout for monitored process [2022-11-20 10:35:01,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:01,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:01,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:01,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:01,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:01,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:01,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:01,200 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:01,228 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 10:35:01,228 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:35:01,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:01,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:01,229 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:01,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Waiting until timeout for monitored process [2022-11-20 10:35:01,232 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:01,242 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:35:01,242 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:01,242 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:35:01,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:01,497 INFO L156 tatePredicateManager]: 47 out of 48 supporting invariants were superfluous and have been removed [2022-11-20 10:35:01,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:01,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:35:01,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:01,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:35:01,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:01,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:01,636 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:35:01,637 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 89 transitions. cyclomatic complexity: 19 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:01,675 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 89 transitions. cyclomatic complexity: 19. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 107 states and 132 transitions. Complement of second has 6 states. [2022-11-20 10:35:01,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-20 10:35:01,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:35:01,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:01,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:35:01,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:01,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 46 letters. Loop has 4 letters. [2022-11-20 10:35:01,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:01,677 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 132 transitions. [2022-11-20 10:35:01,678 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:01,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 100 states and 121 transitions. [2022-11-20 10:35:01,679 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-11-20 10:35:01,679 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 60 [2022-11-20 10:35:01,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 100 states and 121 transitions. [2022-11-20 10:35:01,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:01,680 INFO L218 hiAutomatonCegarLoop]: Abstraction has 100 states and 121 transitions. [2022-11-20 10:35:01,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states and 121 transitions. [2022-11-20 10:35:01,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 86. [2022-11-20 10:35:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 86 states have (on average 1.197674418604651) internal successors, (103), 85 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 103 transitions. [2022-11-20 10:35:01,682 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 103 transitions. [2022-11-20 10:35:01,683 INFO L428 stractBuchiCegarLoop]: Abstraction has 86 states and 103 transitions. [2022-11-20 10:35:01,683 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-11-20 10:35:01,683 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 103 transitions. [2022-11-20 10:35:01,683 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:01,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:01,684 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:01,684 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:01,684 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:01,685 INFO L748 eck$LassoCheckResult]: Stem: 11137#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 11138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 11150#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11152#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11161#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11182#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11180#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11178#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11176#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11174#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11172#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11170#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11168#L35-3 assume !(main_~i~0#1 < 5); 11145#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 11146#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 11133#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11134#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11154#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11181#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11179#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11177#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11175#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11173#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11171#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11169#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11167#L39-3 assume !(main_~i~0#1 < 5); 11162#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 11153#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 11139#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11140#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11141#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11142#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11185#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11186#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11213#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11212#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 11211#L44-4 main_~nc_B~0#1 := 0; 11210#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11209#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11208#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11191#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11160#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11157#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11158#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11187#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 11135#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 11136#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11147#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11218#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11163#L57 [2022-11-20 10:35:01,685 INFO L750 eck$LassoCheckResult]: Loop: 11163#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11164#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11163#L57 [2022-11-20 10:35:01,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:01,685 INFO L85 PathProgramCache]: Analyzing trace with hash 2032634054, now seen corresponding path program 6 times [2022-11-20 10:35:01,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:01,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864947571] [2022-11-20 10:35:01,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:01,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,769 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:01,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Ended with exit code 0 [2022-11-20 10:35:01,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 2 times [2022-11-20 10:35:01,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:01,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124077387] [2022-11-20 10:35:01,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:01,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:01,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:01,783 INFO L85 PathProgramCache]: Analyzing trace with hash -848791039, now seen corresponding path program 7 times [2022-11-20 10:35:01,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:01,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765692534] [2022-11-20 10:35:01,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:01,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:01,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:13,629 WARN L233 SmtUtils]: Spent 11.68s on a formula simplification. DAG size of input: 367 DAG size of output: 271 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:14,798 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:14,799 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:14,799 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:14,799 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:14,799 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:14,799 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:14,799 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:14,799 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:14,799 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration27_Lasso [2022-11-20 10:35:14,799 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:14,799 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:14,803 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,805 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,808 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,810 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,819 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:14,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:19,054 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:19,054 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:19,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,063 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,080 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Waiting until timeout for monitored process [2022-11-20 10:35:19,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,099 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Waiting until timeout for monitored process [2022-11-20 10:35:19,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,141 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Waiting until timeout for monitored process [2022-11-20 10:35:19,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,187 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Waiting until timeout for monitored process [2022-11-20 10:35:19,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,227 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Waiting until timeout for monitored process [2022-11-20 10:35:19,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,263 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Waiting until timeout for monitored process [2022-11-20 10:35:19,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,299 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Waiting until timeout for monitored process [2022-11-20 10:35:19,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,340 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Waiting until timeout for monitored process [2022-11-20 10:35:19,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,370 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Waiting until timeout for monitored process [2022-11-20 10:35:19,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,405 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Waiting until timeout for monitored process [2022-11-20 10:35:19,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,447 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Waiting until timeout for monitored process [2022-11-20 10:35:19,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,476 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,480 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 [2022-11-20 10:35:19,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Waiting until timeout for monitored process [2022-11-20 10:35:19,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,515 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Waiting until timeout for monitored process [2022-11-20 10:35:19,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,547 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Waiting until timeout for monitored process [2022-11-20 10:35:19,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,583 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,586 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 [2022-11-20 10:35:19,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Waiting until timeout for monitored process [2022-11-20 10:35:19,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,619 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Waiting until timeout for monitored process [2022-11-20 10:35:19,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:19,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:19,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:19,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,652 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Waiting until timeout for monitored process [2022-11-20 10:35:19,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,701 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Waiting until timeout for monitored process [2022-11-20 10:35:19,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:19,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,743 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:19,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:19,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:19,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:19,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:19,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (431)] Waiting until timeout for monitored process [2022-11-20 10:35:19,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:19,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:19,796 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:19,858 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-11-20 10:35:19,858 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:35:19,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:19,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:19,860 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:19,863 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:19,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Waiting until timeout for monitored process [2022-11-20 10:35:19,896 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:35:19,897 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:19,897 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 + 2*ULTIMATE.start_main_~j~0#1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:35:19,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (431)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:19,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:20,260 INFO L156 tatePredicateManager]: 55 out of 56 supporting invariants were superfluous and have been removed [2022-11-20 10:35:20,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:20,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:20,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:20,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:35:20,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:20,503 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:35:20,504 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 103 transitions. cyclomatic complexity: 26 Second operand has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:20,625 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 103 transitions. cyclomatic complexity: 26. Second operand has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 134 states and 169 transitions. Complement of second has 12 states. [2022-11-20 10:35:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:20,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:20,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 42 transitions. [2022-11-20 10:35:20,627 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 42 transitions. Stem has 49 letters. Loop has 2 letters. [2022-11-20 10:35:20,628 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:20,628 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 42 transitions. Stem has 51 letters. Loop has 2 letters. [2022-11-20 10:35:20,628 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:20,628 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 42 transitions. Stem has 49 letters. Loop has 4 letters. [2022-11-20 10:35:20,628 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:20,628 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 134 states and 169 transitions. [2022-11-20 10:35:20,629 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:20,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 134 states to 100 states and 119 transitions. [2022-11-20 10:35:20,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2022-11-20 10:35:20,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2022-11-20 10:35:20,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 100 states and 119 transitions. [2022-11-20 10:35:20,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:20,630 INFO L218 hiAutomatonCegarLoop]: Abstraction has 100 states and 119 transitions. [2022-11-20 10:35:20,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states and 119 transitions. [2022-11-20 10:35:20,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 92. [2022-11-20 10:35:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.1956521739130435) internal successors, (110), 91 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:20,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 110 transitions. [2022-11-20 10:35:20,633 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 110 transitions. [2022-11-20 10:35:20,633 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 110 transitions. [2022-11-20 10:35:20,633 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-11-20 10:35:20,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 110 transitions. [2022-11-20 10:35:20,633 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:20,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:20,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:20,634 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:20,634 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:20,635 INFO L748 eck$LassoCheckResult]: Stem: 11777#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 11778#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 11790#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11793#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11802#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11822#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11820#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11818#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11816#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11814#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11812#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11810#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11808#L35-3 assume !(main_~i~0#1 < 5); 11785#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 11786#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 11773#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11774#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11795#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11821#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11819#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11817#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11815#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11813#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11811#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11809#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11807#L39-3 assume !(main_~i~0#1 < 5); 11803#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 11794#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 11779#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11780#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11827#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11792#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11781#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11782#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11836#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11824#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11823#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11791#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 11783#L44-4 main_~nc_B~0#1 := 0; 11784#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11796#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11797#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11831#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11852#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11851#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11850#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11849#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 11775#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 11776#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11861#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11860#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11855#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11856#L57-2 [2022-11-20 10:35:20,635 INFO L750 eck$LassoCheckResult]: Loop: 11856#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11857#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11856#L57-2 [2022-11-20 10:35:20,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:20,635 INFO L85 PathProgramCache]: Analyzing trace with hash -490838347, now seen corresponding path program 8 times [2022-11-20 10:35:20,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:20,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897732996] [2022-11-20 10:35:20,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:20,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:20,828 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:35:20,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:35:20,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897732996] [2022-11-20 10:35:20,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897732996] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:35:20,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051079990] [2022-11-20 10:35:20,828 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:35:20,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:35:20,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:20,830 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:35:20,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (433)] Waiting until timeout for monitored process [2022-11-20 10:35:21,047 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 10:35:21,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:35:21,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:21,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:35:21,196 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:35:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:35:21,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051079990] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:35:21,279 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:35:21,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2022-11-20 10:35:21,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493711731] [2022-11-20 10:35:21,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:35:21,281 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:35:21,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:21,281 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 15 times [2022-11-20 10:35:21,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:21,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253495275] [2022-11-20 10:35:21,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:21,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,294 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:21,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:35:21,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-20 10:35:21,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2022-11-20 10:35:21,383 INFO L87 Difference]: Start difference. First operand 92 states and 110 transitions. cyclomatic complexity: 30 Second operand has 17 states, 17 states have (on average 3.0) internal successors, (51), 17 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:21,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:35:21,511 INFO L93 Difference]: Finished difference Result 98 states and 116 transitions. [2022-11-20 10:35:21,511 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 116 transitions. [2022-11-20 10:35:21,512 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:21,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 96 states and 114 transitions. [2022-11-20 10:35:21,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2022-11-20 10:35:21,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 10:35:21,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 114 transitions. [2022-11-20 10:35:21,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:21,513 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 114 transitions. [2022-11-20 10:35:21,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 114 transitions. [2022-11-20 10:35:21,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2022-11-20 10:35:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 94 states have (on average 1.1914893617021276) internal successors, (112), 93 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:21,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 112 transitions. [2022-11-20 10:35:21,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 94 states and 112 transitions. [2022-11-20 10:35:21,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 10:35:21,516 INFO L428 stractBuchiCegarLoop]: Abstraction has 94 states and 112 transitions. [2022-11-20 10:35:21,516 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-11-20 10:35:21,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 94 states and 112 transitions. [2022-11-20 10:35:21,517 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:21,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:21,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:21,518 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:21,518 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:21,518 INFO L748 eck$LassoCheckResult]: Stem: 12299#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 12300#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 12312#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12328#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12316#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12317#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12346#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12344#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12342#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12340#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12338#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12336#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12334#L35-3 assume !(main_~i~0#1 < 5); 12307#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 12308#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 12295#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12296#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12319#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12347#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12345#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12343#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12341#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12339#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12337#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12335#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12333#L39-3 assume !(main_~i~0#1 < 5); 12329#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 12318#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 12301#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12302#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12315#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12352#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12303#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12304#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12348#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12349#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12351#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12313#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 12314#L44-4 main_~nc_B~0#1 := 0; 12358#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12359#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12324#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12325#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12326#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12327#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12362#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12360#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12361#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12353#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 12354#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 12379#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12376#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 12375#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12374#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 12368#L57-2 [2022-11-20 10:35:21,518 INFO L750 eck$LassoCheckResult]: Loop: 12368#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12369#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 12368#L57-2 [2022-11-20 10:35:21,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:21,519 INFO L85 PathProgramCache]: Analyzing trace with hash 733723056, now seen corresponding path program 9 times [2022-11-20 10:35:21,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:21,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392683030] [2022-11-20 10:35:21,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:21,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:21,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:21,578 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 16 times [2022-11-20 10:35:21,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:21,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429062431] [2022-11-20 10:35:21,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:21,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,585 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:21,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:21,586 INFO L85 PathProgramCache]: Analyzing trace with hash 733222867, now seen corresponding path program 10 times [2022-11-20 10:35:21,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:21,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756715571] [2022-11-20 10:35:21,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:21,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:21,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:32,815 WARN L233 SmtUtils]: Spent 11.07s on a formula simplification. DAG size of input: 399 DAG size of output: 294 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:33,690 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:33,690 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:33,690 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:33,690 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:33,690 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:33,690 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:33,690 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:33,691 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:33,691 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration29_Lasso [2022-11-20 10:35:33,691 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:33,691 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:33,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,706 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,712 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,714 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,716 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,717 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,719 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:33,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:36,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:36,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:36,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:38,102 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:38,102 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:38,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,103 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Waiting until timeout for monitored process [2022-11-20 10:35:38,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Ended with exit code 0 [2022-11-20 10:35:38,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,122 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Waiting until timeout for monitored process [2022-11-20 10:35:38,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Ended with exit code 0 [2022-11-20 10:35:38,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,139 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Waiting until timeout for monitored process [2022-11-20 10:35:38,141 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 [2022-11-20 10:35:38,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,160 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Waiting until timeout for monitored process [2022-11-20 10:35:38,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Ended with exit code 0 [2022-11-20 10:35:38,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,180 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Waiting until timeout for monitored process [2022-11-20 10:35:38,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Ended with exit code 0 [2022-11-20 10:35:38,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,198 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Waiting until timeout for monitored process [2022-11-20 10:35:38,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Ended with exit code 0 [2022-11-20 10:35:38,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,215 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Waiting until timeout for monitored process [2022-11-20 10:35:38,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Ended with exit code 0 [2022-11-20 10:35:38,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,233 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Waiting until timeout for monitored process [2022-11-20 10:35:38,235 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 [2022-11-20 10:35:38,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Ended with exit code 0 [2022-11-20 10:35:38,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,251 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (442)] Waiting until timeout for monitored process [2022-11-20 10:35:38,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (442)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,268 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (443)] Waiting until timeout for monitored process [2022-11-20 10:35:38,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (443)] Ended with exit code 0 [2022-11-20 10:35:38,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,285 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (444)] Waiting until timeout for monitored process [2022-11-20 10:35:38,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (444)] Ended with exit code 0 [2022-11-20 10:35:38,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,313 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (445)] Waiting until timeout for monitored process [2022-11-20 10:35:38,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (445)] Ended with exit code 0 [2022-11-20 10:35:38,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,330 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (446)] Waiting until timeout for monitored process [2022-11-20 10:35:38,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (446)] Ended with exit code 0 [2022-11-20 10:35:38,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,348 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (447)] Waiting until timeout for monitored process [2022-11-20 10:35:38,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (447)] Ended with exit code 0 [2022-11-20 10:35:38,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,365 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (448)] Waiting until timeout for monitored process [2022-11-20 10:35:38,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:38,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:38,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:38,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (448)] Ended with exit code 0 [2022-11-20 10:35:38,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,383 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (449)] Waiting until timeout for monitored process [2022-11-20 10:35:38,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,398 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (449)] Ended with exit code 0 [2022-11-20 10:35:38,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,405 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (450)] Waiting until timeout for monitored process [2022-11-20 10:35:38,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,420 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2022-11-20 10:35:38,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,455 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:35:38,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (450)] Ended with exit code 0 [2022-11-20 10:35:38,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,513 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (451)] Waiting until timeout for monitored process [2022-11-20 10:35:38,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (451)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,563 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,567 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 [2022-11-20 10:35:38,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (452)] Waiting until timeout for monitored process [2022-11-20 10:35:38,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (452)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,607 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (453)] Waiting until timeout for monitored process [2022-11-20 10:35:38,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (453)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,655 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (454)] Waiting until timeout for monitored process [2022-11-20 10:35:38,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (454)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,696 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,711 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:38,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (455)] Waiting until timeout for monitored process [2022-11-20 10:35:38,714 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:38,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (455)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,742 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (456)] Waiting until timeout for monitored process [2022-11-20 10:35:38,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (456)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,779 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (457)] Waiting until timeout for monitored process [2022-11-20 10:35:38,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (457)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,820 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (458)] Waiting until timeout for monitored process [2022-11-20 10:35:38,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (458)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,859 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (459)] Waiting until timeout for monitored process [2022-11-20 10:35:38,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (459)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,911 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (460)] Waiting until timeout for monitored process [2022-11-20 10:35:38,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:38,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:38,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (460)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,955 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:38,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:38,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (461)] Waiting until timeout for monitored process [2022-11-20 10:35:38,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:38,971 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:38,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:38,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:38,974 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:38,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:38,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:38,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (461)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:38,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:38,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:38,997 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:39,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:39,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (462)] Waiting until timeout for monitored process [2022-11-20 10:35:39,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:39,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:39,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:39,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:39,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:39,014 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:39,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:39,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (462)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:39,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:39,034 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:39,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:39,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:39,074 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:39,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:39,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:39,076 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:39,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:39,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (463)] Waiting until timeout for monitored process [2022-11-20 10:35:39,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:39,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (463)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:39,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:39,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:39,092 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:39,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:39,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:39,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:39,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:39,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:39,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (464)] Waiting until timeout for monitored process [2022-11-20 10:35:39,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:39,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:39,146 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:39,180 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-20 10:35:39,181 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:35:39,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:39,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:39,186 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:39,188 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:39,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (465)] Waiting until timeout for monitored process [2022-11-20 10:35:39,223 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:35:39,223 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:39,223 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 7 Supporting invariants [-1*ULTIMATE.start_main_~nc_A~0#1 + 4 >= 0] [2022-11-20 10:35:39,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (464)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:39,514 INFO L156 tatePredicateManager]: 46 out of 47 supporting invariants were superfluous and have been removed [2022-11-20 10:35:39,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:39,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:35:39,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:39,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:35:39,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:39,794 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:35:39,794 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 94 states and 112 transitions. cyclomatic complexity: 30 Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:39,907 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 94 states and 112 transitions. cyclomatic complexity: 30. Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 130 states and 157 transitions. Complement of second has 11 states. [2022-11-20 10:35:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:39,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 53 transitions. [2022-11-20 10:35:39,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 53 transitions. Stem has 54 letters. Loop has 2 letters. [2022-11-20 10:35:39,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:39,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 53 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:35:39,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:39,909 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 53 transitions. Stem has 54 letters. Loop has 4 letters. [2022-11-20 10:35:39,909 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:39,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 157 transitions. [2022-11-20 10:35:39,910 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:39,911 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 125 states and 151 transitions. [2022-11-20 10:35:39,911 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-11-20 10:35:39,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2022-11-20 10:35:39,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 151 transitions. [2022-11-20 10:35:39,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:39,911 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 151 transitions. [2022-11-20 10:35:39,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 151 transitions. [2022-11-20 10:35:39,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 117. [2022-11-20 10:35:39,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 117 states have (on average 1.205128205128205) internal successors, (141), 116 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 141 transitions. [2022-11-20 10:35:39,915 INFO L240 hiAutomatonCegarLoop]: Abstraction has 117 states and 141 transitions. [2022-11-20 10:35:39,915 INFO L428 stractBuchiCegarLoop]: Abstraction has 117 states and 141 transitions. [2022-11-20 10:35:39,915 INFO L335 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2022-11-20 10:35:39,915 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 117 states and 141 transitions. [2022-11-20 10:35:39,916 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:39,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:39,916 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:39,917 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:39,917 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:39,917 INFO L748 eck$LassoCheckResult]: Stem: 12922#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 12923#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 12936#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12940#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12949#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12968#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12966#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12964#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12962#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12960#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12958#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12956#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12954#L35-3 assume !(main_~i~0#1 < 5); 12930#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 12931#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 12920#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12921#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12942#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12967#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12965#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12963#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12961#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12959#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12957#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12955#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12953#L39-3 assume !(main_~i~0#1 < 5); 12950#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 12941#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 12924#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12925#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12970#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12971#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12926#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12927#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13010#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12937#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 12928#L44-4 main_~nc_B~0#1 := 0; 12929#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12943#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12944#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12947#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12948#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12945#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12946#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12977#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12978#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12972#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 12973#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 13018#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13017#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13015#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13016#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13031#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13029#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 12985#L57-2 [2022-11-20 10:35:39,917 INFO L750 eck$LassoCheckResult]: Loop: 12985#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12986#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 12985#L57-2 [2022-11-20 10:35:39,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:39,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1046009104, now seen corresponding path program 11 times [2022-11-20 10:35:39,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:39,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144126653] [2022-11-20 10:35:39,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:39,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:39,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:39,991 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:39,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:39,992 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 17 times [2022-11-20 10:35:39,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:39,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75689934] [2022-11-20 10:35:39,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:39,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:39,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:40,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:40,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:40,001 INFO L85 PathProgramCache]: Analyzing trace with hash -192399085, now seen corresponding path program 12 times [2022-11-20 10:35:40,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:40,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759736127] [2022-11-20 10:35:40,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:40,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:40,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (465)] Ended with exit code 0 [2022-11-20 10:35:40,222 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 10:35:40,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:35:40,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759736127] [2022-11-20 10:35:40,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759736127] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:35:40,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411173756] [2022-11-20 10:35:40,223 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 10:35:40,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:35:40,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:40,227 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:35:40,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (466)] Waiting until timeout for monitored process [2022-11-20 10:35:40,460 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2022-11-20 10:35:40,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:35:40,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:40,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:40,575 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 10:35:40,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:35:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 10:35:40,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411173756] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:35:40,666 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:35:40,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 17 [2022-11-20 10:35:40,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402556349] [2022-11-20 10:35:40,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:35:40,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:35:40,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-20 10:35:40,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-11-20 10:35:40,751 INFO L87 Difference]: Start difference. First operand 117 states and 141 transitions. cyclomatic complexity: 38 Second operand has 17 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 17 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:41,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:35:41,007 INFO L93 Difference]: Finished difference Result 128 states and 144 transitions. [2022-11-20 10:35:41,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 128 states and 144 transitions. [2022-11-20 10:35:41,008 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:35:41,009 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 128 states to 82 states and 94 transitions. [2022-11-20 10:35:41,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-11-20 10:35:41,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2022-11-20 10:35:41,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 94 transitions. [2022-11-20 10:35:41,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:41,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 82 states and 94 transitions. [2022-11-20 10:35:41,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 94 transitions. [2022-11-20 10:35:41,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2022-11-20 10:35:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 82 states have (on average 1.146341463414634) internal successors, (94), 81 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 94 transitions. [2022-11-20 10:35:41,012 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 94 transitions. [2022-11-20 10:35:41,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-20 10:35:41,013 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 94 transitions. [2022-11-20 10:35:41,013 INFO L335 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2022-11-20 10:35:41,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 94 transitions. [2022-11-20 10:35:41,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:35:41,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:41,014 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:41,014 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:41,014 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:41,015 INFO L748 eck$LassoCheckResult]: Stem: 13535#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 13536#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 13550#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13552#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13560#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13578#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13576#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13574#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13572#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13570#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13568#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13566#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13564#L35-3 assume !(main_~i~0#1 < 5); 13543#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 13544#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 13533#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13534#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13554#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13577#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13575#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13573#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13571#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13569#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13567#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13565#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13563#L39-3 assume !(main_~i~0#1 < 5); 13561#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 13553#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 13537#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13538#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13539#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13540#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13585#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13584#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13582#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13583#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13612#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13611#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 13610#L44-4 main_~nc_B~0#1 := 0; 13609#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13608#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13607#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13606#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13605#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13604#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13603#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13602#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13601#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13600#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 13599#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 13545#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13546#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13597#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13589#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 13562#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13595#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13591#L57-2 [2022-11-20 10:35:41,015 INFO L750 eck$LassoCheckResult]: Loop: 13591#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13593#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 13591#L57-2 [2022-11-20 10:35:41,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:41,015 INFO L85 PathProgramCache]: Analyzing trace with hash 735067989, now seen corresponding path program 13 times [2022-11-20 10:35:41,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:41,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542290558] [2022-11-20 10:35:41,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:41,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:41,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:41,069 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 18 times [2022-11-20 10:35:41,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:41,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275248497] [2022-11-20 10:35:41,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:41,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:41,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:41,077 INFO L85 PathProgramCache]: Analyzing trace with hash 2025703480, now seen corresponding path program 14 times [2022-11-20 10:35:41,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:41,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749381493] [2022-11-20 10:35:41,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:41,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:41,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:51,956 WARN L233 SmtUtils]: Spent 10.72s on a formula simplification. DAG size of input: 423 DAG size of output: 312 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:53,630 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:53,630 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:53,630 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:53,630 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:53,630 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:53,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:53,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:53,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:53,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration31_Lasso [2022-11-20 10:35:53,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:53,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:53,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:53,655 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,214 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,217 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,221 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,223 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:57,527 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:36:04,062 WARN L233 SmtUtils]: Spent 6.48s on a formula simplification. DAG size of input: 124 DAG size of output: 96 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-20 10:36:04,238 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:36:04,238 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:36:04,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,239 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (467)] Waiting until timeout for monitored process [2022-11-20 10:36:04,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (467)] Ended with exit code 0 [2022-11-20 10:36:04,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,256 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (468)] Waiting until timeout for monitored process [2022-11-20 10:36:04,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (468)] Ended with exit code 0 [2022-11-20 10:36:04,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,274 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (469)] Waiting until timeout for monitored process [2022-11-20 10:36:04,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (469)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:04,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,311 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (470)] Waiting until timeout for monitored process [2022-11-20 10:36:04,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (470)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:04,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,343 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (471)] Waiting until timeout for monitored process [2022-11-20 10:36:04,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (471)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:04,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,375 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (472)] Waiting until timeout for monitored process [2022-11-20 10:36:04,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (472)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:04,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,409 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (473)] Waiting until timeout for monitored process [2022-11-20 10:36:04,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (473)] Ended with exit code 0 [2022-11-20 10:36:04,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,432 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (474)] Waiting until timeout for monitored process [2022-11-20 10:36:04,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (474)] Ended with exit code 0 [2022-11-20 10:36:04,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,450 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (475)] Waiting until timeout for monitored process [2022-11-20 10:36:04,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,465 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (475)] Ended with exit code 0 [2022-11-20 10:36:04,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,472 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (476)] Waiting until timeout for monitored process [2022-11-20 10:36:04,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (476)] Ended with exit code 0 [2022-11-20 10:36:04,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,491 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (477)] Waiting until timeout for monitored process [2022-11-20 10:36:04,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (477)] Ended with exit code 0 [2022-11-20 10:36:04,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,510 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (478)] Waiting until timeout for monitored process [2022-11-20 10:36:04,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:04,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:04,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:04,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (478)] Ended with exit code 0 [2022-11-20 10:36:04,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,530 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (479)] Waiting until timeout for monitored process [2022-11-20 10:36:04,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (479)] Ended with exit code 0 [2022-11-20 10:36:04,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,554 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (480)] Waiting until timeout for monitored process [2022-11-20 10:36:04,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (480)] Ended with exit code 0 [2022-11-20 10:36:04,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,578 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (481)] Waiting until timeout for monitored process [2022-11-20 10:36:04,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (481)] Ended with exit code 0 [2022-11-20 10:36:04,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,601 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (482)] Waiting until timeout for monitored process [2022-11-20 10:36:04,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (482)] Ended with exit code 0 [2022-11-20 10:36:04,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,623 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (483)] Waiting until timeout for monitored process [2022-11-20 10:36:04,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,636 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2022-11-20 10:36:04,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,734 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2022-11-20 10:36:04,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (483)] Ended with exit code 0 [2022-11-20 10:36:04,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,867 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (484)] Waiting until timeout for monitored process [2022-11-20 10:36:04,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (484)] Ended with exit code 0 [2022-11-20 10:36:04,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,888 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (485)] Waiting until timeout for monitored process [2022-11-20 10:36:04,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (485)] Ended with exit code 0 [2022-11-20 10:36:04,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,910 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (486)] Waiting until timeout for monitored process [2022-11-20 10:36:04,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,923 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:04,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,924 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:04,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (486)] Ended with exit code 0 [2022-11-20 10:36:04,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,933 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (487)] Waiting until timeout for monitored process [2022-11-20 10:36:04,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (487)] Ended with exit code 0 [2022-11-20 10:36:04,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,956 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (488)] Waiting until timeout for monitored process [2022-11-20 10:36:04,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:04,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:04,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:04,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:04,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:04,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:04,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:04,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:04,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (488)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:04,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:04,994 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:04,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (489)] Waiting until timeout for monitored process [2022-11-20 10:36:05,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (489)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:05,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,028 INFO L229 MonitoredProcess]: Starting monitored process 490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (490)] Waiting until timeout for monitored process [2022-11-20 10:36:05,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (490)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:05,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,056 INFO L229 MonitoredProcess]: Starting monitored process 491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (491)] Waiting until timeout for monitored process [2022-11-20 10:36:05,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,103 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:36:05,152 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-20 10:36:05,153 INFO L444 ModelExtractionUtils]: 6 out of 28 variables were initially zero. Simplification set additionally 19 variables to zero. [2022-11-20 10:36:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,156 INFO L229 MonitoredProcess]: Starting monitored process 492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (492)] Waiting until timeout for monitored process [2022-11-20 10:36:05,157 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:36:05,168 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:36:05,168 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:36:05,168 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_20, ULTIMATE.start_main_~i~0#1) = 7*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_20 - 8*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:36:05,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (491)] Ended with exit code 0 [2022-11-20 10:36:05,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (492)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:05,425 INFO L156 tatePredicateManager]: 32 out of 37 supporting invariants were superfluous and have been removed [2022-11-20 10:36:05,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:05,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:36:05,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:06,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:36:06,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:06,109 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:36:06,109 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:06,313 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 95 states and 114 transitions. Complement of second has 13 states. [2022-11-20 10:36:06,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:36:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:06,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 44 transitions. [2022-11-20 10:36:06,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 44 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:06,315 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:06,315 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:36:06,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:06,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:36:06,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:06,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:36:06,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:07,027 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:36:07,027 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:07,197 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 95 states and 114 transitions. Complement of second has 13 states. [2022-11-20 10:36:07,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:36:07,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 44 transitions. [2022-11-20 10:36:07,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 44 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:07,200 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:07,200 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:36:07,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:07,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:36:07,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:07,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:36:07,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:07,944 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:36:07,944 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:08,325 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 94 transitions. cyclomatic complexity: 19. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 119 states and 143 transitions. Complement of second has 21 states. [2022-11-20 10:36:08,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 11 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:36:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 58 transitions. [2022-11-20 10:36:08,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 58 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:08,328 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:08,328 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 58 transitions. Stem has 58 letters. Loop has 2 letters. [2022-11-20 10:36:08,328 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:08,328 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 58 transitions. Stem has 56 letters. Loop has 4 letters. [2022-11-20 10:36:08,328 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:08,329 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 143 transitions. [2022-11-20 10:36:08,330 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16 [2022-11-20 10:36:08,330 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 111 states and 133 transitions. [2022-11-20 10:36:08,331 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-11-20 10:36:08,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-11-20 10:36:08,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 111 states and 133 transitions. [2022-11-20 10:36:08,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:36:08,331 INFO L218 hiAutomatonCegarLoop]: Abstraction has 111 states and 133 transitions. [2022-11-20 10:36:08,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states and 133 transitions. [2022-11-20 10:36:08,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 85. [2022-11-20 10:36:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 85 states have (on average 1.1529411764705881) internal successors, (98), 84 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2022-11-20 10:36:08,333 INFO L240 hiAutomatonCegarLoop]: Abstraction has 85 states and 98 transitions. [2022-11-20 10:36:08,334 INFO L428 stractBuchiCegarLoop]: Abstraction has 85 states and 98 transitions. [2022-11-20 10:36:08,334 INFO L335 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2022-11-20 10:36:08,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 85 states and 98 transitions. [2022-11-20 10:36:08,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:36:08,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:36:08,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:36:08,335 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:36:08,335 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:36:08,335 INFO L748 eck$LassoCheckResult]: Stem: 14728#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 14729#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 14742#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14758#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14745#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14746#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14773#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14771#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14769#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14767#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14765#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14763#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14761#L35-3 assume !(main_~i~0#1 < 5); 14736#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 14737#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 14724#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14725#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14748#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14774#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14772#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14770#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14768#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14766#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14764#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14762#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14760#L39-3 assume !(main_~i~0#1 < 5); 14757#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 14747#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 14730#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14731#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14732#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14733#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14794#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14793#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14791#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14792#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14775#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14776#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 14734#L44-4 main_~nc_B~0#1 := 0; 14735#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14749#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14750#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14751#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14752#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14789#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14790#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14786#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14787#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14779#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 14780#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 14805#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14740#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 14741#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14739#L57 [2022-11-20 10:36:08,336 INFO L750 eck$LassoCheckResult]: Loop: 14739#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 14738#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14739#L57 [2022-11-20 10:36:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:08,336 INFO L85 PathProgramCache]: Analyzing trace with hash -946162842, now seen corresponding path program 7 times [2022-11-20 10:36:08,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:08,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113260490] [2022-11-20 10:36:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:08,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:08,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:08,390 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 3 times [2022-11-20 10:36:08,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:08,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739743581] [2022-11-20 10:36:08,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:08,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:08,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:08,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1270578337, now seen corresponding path program 15 times [2022-11-20 10:36:08,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:08,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442321900] [2022-11-20 10:36:08,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:08,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:08,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:23,464 WARN L233 SmtUtils]: Spent 14.90s on a formula simplification. DAG size of input: 391 DAG size of output: 285 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:36:24,873 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:36:24,873 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:36:24,873 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:36:24,873 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:36:24,874 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:36:24,874 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:24,874 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:36:24,874 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:36:24,874 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-2.i_Iteration32_Lasso [2022-11-20 10:36:24,874 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:36:24,874 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:36:24,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,896 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,910 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,915 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,919 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:24,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:30,554 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:36:30,554 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:36:30,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,555 INFO L229 MonitoredProcess]: Starting monitored process 493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (493)] Waiting until timeout for monitored process [2022-11-20 10:36:30,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (493)] Ended with exit code 0 [2022-11-20 10:36:30,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,573 INFO L229 MonitoredProcess]: Starting monitored process 494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (494)] Waiting until timeout for monitored process [2022-11-20 10:36:30,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (494)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:30,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,591 INFO L229 MonitoredProcess]: Starting monitored process 495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (495)] Waiting until timeout for monitored process [2022-11-20 10:36:30,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (495)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:30,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,608 INFO L229 MonitoredProcess]: Starting monitored process 496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (496)] Waiting until timeout for monitored process [2022-11-20 10:36:30,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (496)] Ended with exit code 0 [2022-11-20 10:36:30,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,626 INFO L229 MonitoredProcess]: Starting monitored process 497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (497)] Waiting until timeout for monitored process [2022-11-20 10:36:30,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (497)] Ended with exit code 0 [2022-11-20 10:36:30,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,643 INFO L229 MonitoredProcess]: Starting monitored process 498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (498)] Waiting until timeout for monitored process [2022-11-20 10:36:30,645 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 [2022-11-20 10:36:30,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (498)] Ended with exit code 0 [2022-11-20 10:36:30,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,664 INFO L229 MonitoredProcess]: Starting monitored process 499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (499)] Waiting until timeout for monitored process [2022-11-20 10:36:30,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (499)] Ended with exit code 0 [2022-11-20 10:36:30,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,681 INFO L229 MonitoredProcess]: Starting monitored process 500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (500)] Waiting until timeout for monitored process [2022-11-20 10:36:30,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (500)] Ended with exit code 0 [2022-11-20 10:36:30,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,698 INFO L229 MonitoredProcess]: Starting monitored process 501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (501)] Waiting until timeout for monitored process [2022-11-20 10:36:30,700 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 [2022-11-20 10:36:30,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (501)] Ended with exit code 0 [2022-11-20 10:36:30,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,715 INFO L229 MonitoredProcess]: Starting monitored process 502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (502)] Waiting until timeout for monitored process [2022-11-20 10:36:30,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (502)] Ended with exit code 0 [2022-11-20 10:36:30,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,733 INFO L229 MonitoredProcess]: Starting monitored process 503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (503)] Waiting until timeout for monitored process [2022-11-20 10:36:30,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (503)] Ended with exit code 0 [2022-11-20 10:36:30,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,750 INFO L229 MonitoredProcess]: Starting monitored process 504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (504)] Waiting until timeout for monitored process [2022-11-20 10:36:30,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (504)] Ended with exit code 0 [2022-11-20 10:36:30,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,769 INFO L229 MonitoredProcess]: Starting monitored process 505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (505)] Waiting until timeout for monitored process [2022-11-20 10:36:30,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (505)] Ended with exit code 0 [2022-11-20 10:36:30,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,791 INFO L229 MonitoredProcess]: Starting monitored process 506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (506)] Waiting until timeout for monitored process [2022-11-20 10:36:30,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (506)] Ended with exit code 0 [2022-11-20 10:36:30,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,811 INFO L229 MonitoredProcess]: Starting monitored process 507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (507)] Waiting until timeout for monitored process [2022-11-20 10:36:30,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:30,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:30,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:30,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (507)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:30,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,829 INFO L229 MonitoredProcess]: Starting monitored process 508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (508)] Waiting until timeout for monitored process [2022-11-20 10:36:30,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (508)] Ended with exit code 0 [2022-11-20 10:36:30,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,852 INFO L229 MonitoredProcess]: Starting monitored process 509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (509)] Waiting until timeout for monitored process [2022-11-20 10:36:30,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,865 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:30,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,867 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:30,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (509)] Ended with exit code 0 [2022-11-20 10:36:30,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,876 INFO L229 MonitoredProcess]: Starting monitored process 510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (510)] Waiting until timeout for monitored process [2022-11-20 10:36:30,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,894 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (510)] Ended with exit code 0 [2022-11-20 10:36:30,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,903 INFO L229 MonitoredProcess]: Starting monitored process 511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (511)] Waiting until timeout for monitored process [2022-11-20 10:36:30,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,917 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:30,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,919 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:30,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (511)] Ended with exit code 0 [2022-11-20 10:36:30,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,930 INFO L229 MonitoredProcess]: Starting monitored process 512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (512)] Waiting until timeout for monitored process [2022-11-20 10:36:30,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (512)] Ended with exit code 0 [2022-11-20 10:36:30,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,959 INFO L229 MonitoredProcess]: Starting monitored process 513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (513)] Waiting until timeout for monitored process [2022-11-20 10:36:30,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:30,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:30,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (513)] Ended with exit code 0 [2022-11-20 10:36:30,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:30,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:30,984 INFO L229 MonitoredProcess]: Starting monitored process 514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:30,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (514)] Waiting until timeout for monitored process [2022-11-20 10:36:30,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:30,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:30,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:30,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:30,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:30,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:30,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:31,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:31,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (514)] Ended with exit code 0 [2022-11-20 10:36:31,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:31,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:31,006 INFO L229 MonitoredProcess]: Starting monitored process 515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:31,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (515)] Waiting until timeout for monitored process [2022-11-20 10:36:31,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:31,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:31,019 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:31,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:31,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:31,021 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:31,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:31,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:31,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (515)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:31,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:31,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:31,029 INFO L229 MonitoredProcess]: Starting monitored process 516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:31,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (516)] Waiting until timeout for monitored process [2022-11-20 10:36:31,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:31,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:31,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:31,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:31,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:31,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:31,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:31,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:31,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (516)] Ended with exit code 0 [2022-11-20 10:36:31,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:31,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:31,050 INFO L229 MonitoredProcess]: Starting monitored process 517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:31,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (517)] Waiting until timeout for monitored process [2022-11-20 10:36:31,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:31,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:31,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:31,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:31,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:31,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:31,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:31,089 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:36:31,130 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2022-11-20 10:36:31,130 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:36:31,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:31,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:31,131 INFO L229 MonitoredProcess]: Starting monitored process 518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:31,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (518)] Waiting until timeout for monitored process [2022-11-20 10:36:31,133 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:36:31,144 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:36:31,144 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:36:31,144 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~nc_A~0#1) = -8*ULTIMATE.start_main_~i~0#1 + 8*ULTIMATE.start_main_~j~0#1 + 5*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-11-20 10:36:31,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (517)] Ended with exit code 0 [2022-11-20 10:36:31,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (518)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:31,647 INFO L156 tatePredicateManager]: 63 out of 65 supporting invariants were superfluous and have been removed [2022-11-20 10:36:31,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:31,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 10:36:31,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:32,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:36:32,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:32,168 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-11-20 10:36:32,168 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 85 states and 98 transitions. cyclomatic complexity: 21 Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:32,306 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 85 states and 98 transitions. cyclomatic complexity: 21. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 103 states and 124 transitions. Complement of second has 14 states. [2022-11-20 10:36:32,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 10:36:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 44 transitions. [2022-11-20 10:36:32,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 44 transitions. Stem has 53 letters. Loop has 2 letters. [2022-11-20 10:36:32,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:32,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 44 transitions. Stem has 55 letters. Loop has 2 letters. [2022-11-20 10:36:32,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:32,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 44 transitions. Stem has 53 letters. Loop has 4 letters. [2022-11-20 10:36:32,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:32,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 103 states and 124 transitions. [2022-11-20 10:36:32,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:32,309 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 103 states to 63 states and 69 transitions. [2022-11-20 10:36:32,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-11-20 10:36:32,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-11-20 10:36:32,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 69 transitions. [2022-11-20 10:36:32,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:36:32,310 INFO L218 hiAutomatonCegarLoop]: Abstraction has 63 states and 69 transitions. [2022-11-20 10:36:32,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 69 transitions. [2022-11-20 10:36:32,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2022-11-20 10:36:32,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.098360655737705) internal successors, (67), 60 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:32,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2022-11-20 10:36:32,311 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 10:36:32,312 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 10:36:32,312 INFO L335 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-11-20 10:36:32,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 67 transitions. [2022-11-20 10:36:32,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:32,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:36:32,312 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:36:32,313 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:36:32,313 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:36:32,313 INFO L748 eck$LassoCheckResult]: Stem: 15391#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 15392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 15405#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15407#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15417#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15440#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15439#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15438#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15437#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15436#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15435#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15434#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15433#L35-3 assume !(main_~i~0#1 < 5); 15399#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 15400#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 15408#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15410#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15387#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15388#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15432#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15429#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15428#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15427#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15426#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15425#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15424#L39-3 assume !(main_~i~0#1 < 5); 15418#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 15409#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 15393#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15394#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15395#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15396#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15447#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15446#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15445#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15444#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15443#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15423#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15422#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15406#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 15397#L44-4 main_~nc_B~0#1 := 0; 15398#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15411#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15412#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15415#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15416#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15413#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15414#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15431#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15430#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15421#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 15389#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 15390#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15401#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 15403#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15404#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 15420#L57-2 [2022-11-20 10:36:32,314 INFO L750 eck$LassoCheckResult]: Loop: 15420#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15441#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 15420#L57-2 [2022-11-20 10:36:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:32,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1780163307, now seen corresponding path program 16 times [2022-11-20 10:36:32,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:32,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133669318] [2022-11-20 10:36:32,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:32,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:32,593 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:36:32,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:36:32,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133669318] [2022-11-20 10:36:32,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133669318] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:36:32,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960605485] [2022-11-20 10:36:32,594 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 10:36:32,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:36:32,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:32,595 INFO L229 MonitoredProcess]: Starting monitored process 519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:36:32,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (519)] Waiting until timeout for monitored process [2022-11-20 10:36:32,849 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 10:36:32,850 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:36:32,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 10:36:32,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:36:32,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:36:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:36:33,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960605485] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:36:33,092 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:36:33,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 20 [2022-11-20 10:36:33,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327305600] [2022-11-20 10:36:33,093 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:36:33,093 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:36:33,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:33,094 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 19 times [2022-11-20 10:36:33,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:33,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599404383] [2022-11-20 10:36:33,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:33,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:33,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:33,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:33,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:36:33,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-20 10:36:33,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=246, Unknown=0, NotChecked=0, Total=380 [2022-11-20 10:36:33,202 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. cyclomatic complexity: 11 Second operand has 20 states, 20 states have (on average 2.85) internal successors, (57), 20 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:33,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:36:33,287 INFO L93 Difference]: Finished difference Result 67 states and 73 transitions. [2022-11-20 10:36:33,287 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 73 transitions. [2022-11-20 10:36:33,288 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:33,288 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 65 states and 71 transitions. [2022-11-20 10:36:33,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-11-20 10:36:33,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-11-20 10:36:33,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 71 transitions. [2022-11-20 10:36:33,288 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:36:33,288 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 71 transitions. [2022-11-20 10:36:33,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 71 transitions. [2022-11-20 10:36:33,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2022-11-20 10:36:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.0952380952380953) internal successors, (69), 62 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2022-11-20 10:36:33,290 INFO L240 hiAutomatonCegarLoop]: Abstraction has 63 states and 69 transitions. [2022-11-20 10:36:33,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-20 10:36:33,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 63 states and 69 transitions. [2022-11-20 10:36:33,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-11-20 10:36:33,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states and 69 transitions. [2022-11-20 10:36:33,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:33,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:36:33,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:36:33,293 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:36:33,294 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:36:33,294 INFO L748 eck$LassoCheckResult]: Stem: 15872#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 15873#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 15886#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15888#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15898#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15921#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15920#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15919#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15918#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15917#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15916#L35-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15915#L35-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15914#L35-3 assume !(main_~i~0#1 < 5); 15880#L35-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 15881#L37 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 15889#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15891#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15868#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15869#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15913#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15910#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15909#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15908#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15907#L39-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15906#L39-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15905#L39-3 assume !(main_~i~0#1 < 5); 15899#L39-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 15890#L41 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 15874#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15875#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15876#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15877#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15928#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15927#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15926#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15925#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15924#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15904#L44-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15903#L44-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15887#L44-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 15878#L44-4 main_~nc_B~0#1 := 0; 15879#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15892#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15893#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15896#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15897#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15894#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15895#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15930#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15929#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15912#L48-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15911#L48-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15902#L48-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 15870#L48-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 15871#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15922#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 15923#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15900#L57 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 15882#L57-2 [2022-11-20 10:36:33,294 INFO L750 eck$LassoCheckResult]: Loop: 15882#L57-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15883#L57 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 15882#L57-2 [2022-11-20 10:36:33,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:33,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1358827376, now seen corresponding path program 17 times [2022-11-20 10:36:33,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:33,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893515550] [2022-11-20 10:36:33,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-20 10:36:33,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:36:33,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893515550] [2022-11-20 10:36:33,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893515550] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:36:33,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098441925] [2022-11-20 10:36:33,639 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 10:36:33,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:36:33,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:33,640 INFO L229 MonitoredProcess]: Starting monitored process 520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:36:33,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (520)] Waiting until timeout for monitored process [2022-11-20 10:36:33,941 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-11-20 10:36:33,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:36:33,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 10:36:33,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:34,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-20 10:36:34,236 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-11-20 10:36:34,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:36:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-11-20 10:36:34,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098441925] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:36:34,434 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:36:34,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 10] total 26 [2022-11-20 10:36:34,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199802538] [2022-11-20 10:36:34,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:36:34,435 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:36:34,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:34,435 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 20 times [2022-11-20 10:36:34,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:34,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081402995] [2022-11-20 10:36:34,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:34,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:34,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:34,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:34,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:36:34,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-20 10:36:34,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=551, Unknown=0, NotChecked=0, Total=650 [2022-11-20 10:36:34,548 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. cyclomatic complexity: 11 Second operand has 26 states, 26 states have (on average 3.269230769230769) internal successors, (85), 26 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:35,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:36:35,231 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2022-11-20 10:36:35,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 52 transitions. [2022-11-20 10:36:35,232 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:36:35,232 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 0 states and 0 transitions. [2022-11-20 10:36:35,232 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:36:35,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:36:35,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:36:35,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:36:35,233 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:35,233 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:35,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-20 10:36:35,233 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:35,233 INFO L335 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-11-20 10:36:35,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:36:35,233 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:36:35,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 10:36:35,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:36:35 BoogieIcfgContainer [2022-11-20 10:36:35,240 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:36:35,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:36:35,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:36:35,241 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:36:35,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:30" (3/4) ... [2022-11-20 10:36:35,244 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:36:35,244 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:36:35,245 INFO L158 Benchmark]: Toolchain (without parser) took 305057.85ms. Allocated memory was 159.4MB in the beginning and 264.2MB in the end (delta: 104.9MB). Free memory was 115.4MB in the beginning and 44.5MB in the end (delta: 70.9MB). Peak memory consumption was 177.8MB. Max. memory is 16.1GB. [2022-11-20 10:36:35,245 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 105.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:36:35,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.80ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 104.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:36:35,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.61ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:36:35,246 INFO L158 Benchmark]: Boogie Preprocessor took 28.95ms. Allocated memory is still 159.4MB. Free memory was 102.9MB in the beginning and 101.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:36:35,246 INFO L158 Benchmark]: RCFGBuilder took 375.16ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 88.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:36:35,247 INFO L158 Benchmark]: BuchiAutomizer took 304306.98ms. Allocated memory was 159.4MB in the beginning and 264.2MB in the end (delta: 104.9MB). Free memory was 88.1MB in the beginning and 44.5MB in the end (delta: 43.6MB). Peak memory consumption was 150.6MB. Max. memory is 16.1GB. [2022-11-20 10:36:35,247 INFO L158 Benchmark]: Witness Printer took 3.25ms. Allocated memory is still 264.2MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:36:35,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 105.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.80ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 104.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.61ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.95ms. Allocated memory is still 159.4MB. Free memory was 102.9MB in the beginning and 101.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 375.16ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 88.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 304306.98ms. Allocated memory was 159.4MB in the beginning and 264.2MB in the end (delta: 104.9MB). Free memory was 88.1MB in the beginning and 44.5MB in the end (delta: 43.6MB). Peak memory consumption was 150.6MB. Max. memory is 16.1GB. * Witness Printer took 3.25ms. Allocated memory is still 264.2MB. Free memory is still 44.5MB. 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 34 terminating modules (13 trivial, 19 deterministic, 2 nondeterministic). One deterministic module has affine ranking function -2 * i + 9 * unknown-#length-unknown[string_A] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[string_A] + -1 * nc_A and consists of 4 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 7 locations. One deterministic module has affine ranking function -2 * nc_B + 9 * nc_A and consists of 12 locations. One deterministic module has affine ranking function 9 + -2 * nc_B and consists of 8 locations. One deterministic module has affine ranking function -2 * i + nc_B and consists of 9 locations. One deterministic module has affine ranking function -2 * nc_B + 3 * nc_A and consists of 14 locations. One deterministic module has affine ranking function -2 * i + unknown-#length-unknown[string_A] and consists of 7 locations. One deterministic module has affine ranking function -4 * i + 3 * nc_B and consists of 11 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 4 locations. One deterministic module has affine ranking function -2 * i + 3 and consists of 8 locations. One deterministic module has affine ranking function -4 * j + nc_A and consists of 12 locations. One deterministic module has affine ranking function -4 * i + 3 * unknown-#length-unknown[string_A] and consists of 8 locations. One deterministic module has affine ranking function -1 * j + unknown-#length-unknown[string_B] and consists of 4 locations. One deterministic module has affine ranking function -2 * i + 5 and consists of 8 locations. One deterministic module has affine ranking function -1 * i + nc_A and consists of 4 locations. One deterministic module has affine ranking function -2 * i + 2 * j + nc_A and consists of 9 locations. One deterministic module has affine ranking function -2 * i + 7 and consists of 9 locations. One deterministic module has affine ranking function 5 * nc_A + 8 * j + -8 * i and consists of 11 locations. One nondeterministic module has affine ranking function -1 * j + nc_A and consists of 13 locations. One nondeterministic module has affine ranking function 7 * unknown-#length-unknown[string_A] + -8 * i and consists of 14 locations. 13 modules have a trivial ranking function, the largest among these consists of 26 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 304.2s and 35 iterations. TraceHistogramMax:6. Analysis of lassos took 286.8s. Construction of modules took 2.9s. Büchi inclusion checks took 14.1s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 28. Automata minimization 0.1s AutomataMinimizationTime, 33 MinimizatonAttempts, 245 StatesRemovedByMinimization, 28 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 [19, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1625 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1624 mSDsluCounter, 2195 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1642 mSDsCounter, 353 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3765 IncrementalHoareTripleChecker+Invalid, 4118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 353 mSolverCounterUnsat, 553 mSDtfsCounter, 3765 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc4 concLT0 SILN0 SILU9 SILI0 SILT0 lasso21 LassoPreprocessingBenchmarks: Lassos: inital374 mio100 ax100 hnf100 lsp97 ukn62 mio100 lsp37 div100 bol100 ite100 ukn100 eq193 hnf91 smp100 dnf526 smp89 tf100 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 181ms VariablesStem: 10 VariablesLoop: 2 DisjunctsStem: 36 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 76 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! [2022-11-20 10:36:35,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (520)] Ended with exit code 0 [2022-11-20 10:36:35,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (519)] Ended with exit code 0 [2022-11-20 10:36:35,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (466)] Ended with exit code 0 [2022-11-20 10:36:35,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (433)] Ended with exit code 0 [2022-11-20 10:36:36,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Ended with exit code 0 [2022-11-20 10:36:36,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Ended with exit code 0 [2022-11-20 10:36:36,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Ended with exit code 0 [2022-11-20 10:36:36,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:36,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Ended with exit code 0 [2022-11-20 10:36:37,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:37,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2022-11-20 10:36:37,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2022-11-20 10:36:37,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a45e4-d7e1-40da-bd4c-9254b4b02475/bin/uautomizer-ug76WZFUDN/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