./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:33:32,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:33:32,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:33:32,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:33:32,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:33:32,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:33:32,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:33:32,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:33:32,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:33:32,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:33:32,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:33:32,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:33:32,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:33:32,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:33:32,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:33:32,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:33:32,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:33:32,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:33:32,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:33:32,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:33:32,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:33:32,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:33:32,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:33:32,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:33:32,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:33:32,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:33:32,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:33:32,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:33:32,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:33:32,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:33:32,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:33:32,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:33:32,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:33:32,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:33:32,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:33:32,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:33:32,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:33:32,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:33:32,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:33:32,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:33:32,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:33:32,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:33:32,619 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:33:32,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:33:32,624 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:33:32,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:33:32,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:33:32,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:33:32,628 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:33:32,628 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:33:32,629 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:33:32,629 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:33:32,631 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:33:32,631 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:33:32,631 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:33:32,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:33:32,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:33:32,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:33:32,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:33:32,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:33:32,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:33:32,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:33:32,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:33:32,638 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:33:32,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:33:32,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:33:32,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:33:32,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:33:32,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:33:32,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:33:32,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:33:32,646 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:33:32,647 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_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 [2021-10-28 23:33:33,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:33:33,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:33:33,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:33:33,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:33:33,052 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:33:33,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-28 23:33:33,142 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/data/5f52424d9/7b33d66c3d92492d89457ccfb7f21ecb/FLAG996eef2e2 [2021-10-28 23:33:33,731 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:33:33,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-28 23:33:33,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/data/5f52424d9/7b33d66c3d92492d89457ccfb7f21ecb/FLAG996eef2e2 [2021-10-28 23:33:34,055 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/data/5f52424d9/7b33d66c3d92492d89457ccfb7f21ecb [2021-10-28 23:33:34,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:33:34,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:33:34,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:34,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:33:34,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:33:34,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659527b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34, skipping insertion in model container [2021-10-28 23:33:34,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:33:34,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:33:34,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:34,334 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:33:34,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:34,374 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:33:34,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34 WrapperNode [2021-10-28 23:33:34,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:34,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:34,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:33:34,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:33:34,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:34,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:33:34,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:33:34,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:33:34,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:33:34,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:33:34,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:33:34,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:33:34,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (1/1) ... [2021-10-28 23:33:34,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:34,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:34,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:34,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:33:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:33:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:33:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-28 23:33:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-28 23:33:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-28 23:33:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-28 23:33:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:33:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:33:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:33:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:33:35,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:33:35,005 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:33:35,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:35 BoogieIcfgContainer [2021-10-28 23:33:35,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:33:35,010 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:33:35,010 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:33:35,015 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:33:35,016 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:35,016 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:33:34" (1/3) ... [2021-10-28 23:33:35,018 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2549db2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:33:35, skipping insertion in model container [2021-10-28 23:33:35,018 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:35,018 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:34" (2/3) ... [2021-10-28 23:33:35,019 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2549db2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:33:35, skipping insertion in model container [2021-10-28 23:33:35,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:35,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:35" (3/3) ... [2021-10-28 23:33:35,021 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex7B.i [2021-10-28 23:33:35,087 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:33:35,087 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:33:35,087 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:33:35,088 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:33:35,088 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:33:35,088 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:33:35,088 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:33:35,089 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:33:35,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 23:33:35,156 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:33:35,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:35,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:35,163 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:33:35,163 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:33:35,163 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:33:35,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 23:33:35,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:33:35,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:35,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:35,168 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:33:35,168 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:33:35,176 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~nondet7, main_#t~nondet8, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;havoc main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;havoc main_#t~malloc6.base, main_#t~malloc6.offset;call write~int(main_#t~nondet7, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet7;call write~int(main_#t~nondet8, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet8; 9#L43true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 11#fENTRYtrue [2021-10-28 23:33:35,177 INFO L793 eck$LassoCheckResult]: Loop: 11#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 13#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 14#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; 16#L31true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 11#fENTRYtrue [2021-10-28 23:33:35,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:35,195 INFO L85 PathProgramCache]: Analyzing trace with hash 39794, now seen corresponding path program 1 times [2021-10-28 23:33:35,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:35,205 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884238568] [2021-10-28 23:33:35,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:35,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,345 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:33:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,434 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:33:35,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:35,438 INFO L85 PathProgramCache]: Analyzing trace with hash 28764888, now seen corresponding path program 1 times [2021-10-28 23:33:35,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:35,439 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397557945] [2021-10-28 23:33:35,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:35,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,490 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:33:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,528 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:33:35,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:35,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1102237191, now seen corresponding path program 1 times [2021-10-28 23:33:35,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:35,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216519671] [2021-10-28 23:33:35,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:35,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,596 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:33:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:35,698 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:33:38,276 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:33:38,276 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:33:38,277 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:33:38,277 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:33:38,277 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:33:38,278 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:38,278 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:33:38,278 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:33:38,278 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex7B.i_Iteration1_Lasso [2021-10-28 23:33:38,278 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:33:38,279 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:33:38,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:38,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:39,339 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:33:39,346 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:33:39,349 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,353 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:33:39,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,436 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,438 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:33:39,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,499 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,513 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 [2021-10-28 23:33:39,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:33:39,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,556 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,558 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:33:39,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,639 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:33:39,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,717 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:33:39,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,805 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,811 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 [2021-10-28 23:33:39,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:33:39,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:39,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,884 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:33:39,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:39,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-28 23:33:39,968 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:39,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:39,969 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:39,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:33:39,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:39,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:39,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:39,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:39,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:39,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:39,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:39,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:39,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,016 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,017 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:33:40,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,069 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:33:40,074 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 [2021-10-28 23:33:40,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,118 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,119 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:33:40,124 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 [2021-10-28 23:33:40,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:33:40,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:33:40,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,186 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:33:40,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-28 23:33:40,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,233 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:33:40,235 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 [2021-10-28 23:33:40,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-10-28 23:33:40,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,296 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:33:40,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-10-28 23:33:40,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,342 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:33:40,348 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 [2021-10-28 23:33:40,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-28 23:33:40,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,386 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:33:40,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-28 23:33:40,440 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,441 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:33:40,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,494 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:33:40,497 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 [2021-10-28 23:33:40,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,544 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:33:40,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,597 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:33:40,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 23:33:40,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,640 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:33:40,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 23:33:40,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,680 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:33:40,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 23:33:40,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,724 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:33:40,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,765 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,766 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:33:40,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:33:40,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:33:40,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,856 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:33:40,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:40,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,919 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:40,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:33:40,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:40,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-28 23:33:40,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:40,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:40,960 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:40,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 23:33:40,965 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 [2021-10-28 23:33:40,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:40,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:40,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:40,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:40,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:40,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:40,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:40,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:41,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:41,004 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:41,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:41,005 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:41,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 23:33:41,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:41,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:41,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:41,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:41,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:41,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:41,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:41,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:41,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:41,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-28 23:33:41,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:41,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:41,047 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:41,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 23:33:41,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:41,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:41,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:41,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:41,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:41,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:33:41,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:33:41,082 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:33:41,118 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-28 23:33:41,119 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-10-28 23:33:41,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:41,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:41,148 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:41,176 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:33:41,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 23:33:41,199 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:33:41,199 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:33:41,200 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 2*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 2*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 + 1 Supporting invariants [] [2021-10-28 23:33:41,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:41,258 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-28 23:33:41,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:41,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:33:41,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:33:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:41,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-28 23:33:41,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:33:41,675 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-10-28 23:33:41,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 67 [2021-10-28 23:33:42,424 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 23:33:42,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-28 23:33:42,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:42,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:42,622 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-28 23:33:42,624 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:33:42,851 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 36 transitions. Complement of second has 20 states. [2021-10-28 23:33:42,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:33:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:33:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2021-10-28 23:33:42,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 5 letters. [2021-10-28 23:33:42,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:42,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 8 letters. Loop has 5 letters. [2021-10-28 23:33:42,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:42,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 10 letters. [2021-10-28 23:33:42,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:42,862 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-10-28 23:33:42,870 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:33:42,873 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-28 23:33:42,875 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:33:42,875 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:33:42,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:33:42,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:42,876 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:42,876 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:42,876 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:42,876 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:33:42,876 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:33:42,877 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:33:42,877 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:33:42,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:33:42 BoogieIcfgContainer [2021-10-28 23:33:42,885 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:33:42,885 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:33:42,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:33:42,886 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:33:42,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:35" (3/4) ... [2021-10-28 23:33:42,891 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:33:42,891 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:33:42,899 INFO L168 Benchmark]: Toolchain (without parser) took 8831.38 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 66.7 MB in the beginning and 63.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:42,901 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.2 MB in the beginning and 47.1 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:42,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.73 ms. Allocated memory is still 92.3 MB. Free memory was 66.4 MB in the beginning and 68.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:42,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 92.3 MB. Free memory was 68.2 MB in the beginning and 66.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:42,903 INFO L168 Benchmark]: Boogie Preprocessor took 28.93 ms. Allocated memory is still 92.3 MB. Free memory was 66.8 MB in the beginning and 65.9 MB in the end (delta: 868.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:42,908 INFO L168 Benchmark]: RCFGBuilder took 557.42 ms. Allocated memory is still 92.3 MB. Free memory was 65.9 MB in the beginning and 55.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:42,908 INFO L168 Benchmark]: BuchiAutomizer took 7875.09 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 55.9 MB in the beginning and 63.8 MB in the end (delta: -7.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:42,909 INFO L168 Benchmark]: Witness Printer took 5.81 ms. Allocated memory is still 113.2 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:42,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 71.3 MB. Free memory was 47.2 MB in the beginning and 47.1 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 312.73 ms. Allocated memory is still 92.3 MB. Free memory was 66.4 MB in the beginning and 68.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 92.3 MB. Free memory was 68.2 MB in the beginning and 66.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.93 ms. Allocated memory is still 92.3 MB. Free memory was 66.8 MB in the beginning and 65.9 MB in the end (delta: 868.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 557.42 ms. Allocated memory is still 92.3 MB. Free memory was 65.9 MB in the beginning and 55.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7875.09 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 55.9 MB in the beginning and 63.8 MB in the end (delta: -7.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Witness Printer took 5.81 ms. Allocated memory is still 113.2 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 2 * unknown-#memory_int-unknown[q][q] + 1 and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.0s. Construction of modules took 0.0s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 5 SDslu, 5 SDs, 0 SdLazy, 41 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital229 mio100 ax100 hnf100 lsp97 ukn71 mio100 lsp37 div100 bol100 ite100 ukn100 eq174 hnf89 smp96 dnf114 smp87 tf100 neg100 sie117 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:33:42,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f53bc7-fd89-4232-b03e-9037452d5b33/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...