./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/and-06.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/and-06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R --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 d5d25da990643b4b5025c4e511382360ecc906ce1073cabf600162c7aef9f4cd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:28:36,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:28:36,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:28:36,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:28:36,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:28:36,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:28:36,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:28:36,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:28:36,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:28:36,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:28:36,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:28:36,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:28:36,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:28:36,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:28:36,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:28:36,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:28:36,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:28:36,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:28:36,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:28:36,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:28:36,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:28:36,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:28:36,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:28:36,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:28:36,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:28:36,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:28:36,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:28:36,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:28:36,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:28:36,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:28:36,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:28:36,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:28:36,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:28:36,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:28:36,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:28:36,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:28:36,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:28:36,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:28:36,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:28:36,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:28:36,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:28:36,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 17:28:36,480 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:28:36,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:28:36,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:28:36,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:28:36,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:28:36,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:28:36,484 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:28:36,484 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 17:28:36,484 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 17:28:36,484 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 17:28:36,486 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 17:28:36,486 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 17:28:36,486 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 17:28:36,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:28:36,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:28:36,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:28:36,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:28:36,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 17:28:36,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 17:28:36,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 17:28:36,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:28:36,489 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 17:28:36,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:28:36,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 17:28:36,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:28:36,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:28:36,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:28:36,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:28:36,493 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 17:28:36,493 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_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5d25da990643b4b5025c4e511382360ecc906ce1073cabf600162c7aef9f4cd [2022-11-25 17:28:36,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:28:36,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:28:36,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:28:36,851 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:28:36,852 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:28:36,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-bwb/and-06.c [2022-11-25 17:28:39,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:28:40,077 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:28:40,078 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/sv-benchmarks/c/termination-bwb/and-06.c [2022-11-25 17:28:40,085 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/data/f25801ad3/5404aa1229954e91ba3e52087639e87d/FLAGc2a971e40 [2022-11-25 17:28:40,108 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/data/f25801ad3/5404aa1229954e91ba3e52087639e87d [2022-11-25 17:28:40,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:28:40,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:28:40,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:28:40,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:28:40,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:28:40,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298ed423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40, skipping insertion in model container [2022-11-25 17:28:40,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:28:40,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:28:40,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:28:40,352 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:28:40,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:28:40,396 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:28:40,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40 WrapperNode [2022-11-25 17:28:40,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:28:40,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:28:40,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:28:40,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:28:40,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,435 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2022-11-25 17:28:40,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:28:40,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:28:40,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:28:40,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:28:40,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:28:40,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:28:40,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:28:40,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:28:40,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (1/1) ... [2022-11-25 17:28:40,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:40,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:40,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:40,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 17:28:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:28:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:28:40,609 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:28:40,611 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:28:40,767 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:28:40,774 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:28:40,774 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:28:40,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:40 BoogieIcfgContainer [2022-11-25 17:28:40,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:28:40,778 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 17:28:40,778 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 17:28:40,782 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 17:28:40,783 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:28:40,783 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 05:28:40" (1/3) ... [2022-11-25 17:28:40,784 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@267b5ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:28:40, skipping insertion in model container [2022-11-25 17:28:40,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:28:40,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:40" (2/3) ... [2022-11-25 17:28:40,785 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@267b5ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:28:40, skipping insertion in model container [2022-11-25 17:28:40,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:28:40,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:40" (3/3) ... [2022-11-25 17:28:40,787 INFO L332 chiAutomizerObserver]: Analyzing ICFG and-06.c [2022-11-25 17:28:40,873 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 17:28:40,873 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 17:28:40,873 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 17:28:40,874 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 17:28:40,874 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 17:28:40,874 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 17:28:40,874 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 17:28:40,874 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 17:28:40,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:40,895 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:40,895 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:40,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:40,899 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 17:28:40,900 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:28:40,900 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 17:28:40,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:40,901 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:40,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:40,902 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:40,902 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 17:28:40,902 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:28:40,909 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 8#L18-2true [2022-11-25 17:28:40,909 INFO L750 eck$LassoCheckResult]: Loop: 8#L18-2true assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 7#L18true assume !(main_~a~0#1 > 0); 9#L21true assume 0 == main_~x~0#1 || 0 == main_~x~0#1 - 1;main_#t~nondet4#1 := 0; 12#L21-4true main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8#L18-2true [2022-11-25 17:28:40,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:40,915 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-25 17:28:40,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:40,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189906688] [2022-11-25 17:28:40,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:40,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:41,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:41,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1279131, now seen corresponding path program 1 times [2022-11-25 17:28:41,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:41,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082161139] [2022-11-25 17:28:41,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:41,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,158 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:41,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:41,160 INFO L85 PathProgramCache]: Analyzing trace with hash 889706333, now seen corresponding path program 1 times [2022-11-25 17:28:41,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:41,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403878112] [2022-11-25 17:28:41,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:41,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:41,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:41,411 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:41,412 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:41,412 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:41,412 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:41,413 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:41,413 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,413 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:41,413 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:41,413 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration1_Loop [2022-11-25 17:28:41,414 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:41,414 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:41,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,620 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:41,620 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:41,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:41,637 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:41,663 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:41,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:41,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 17:28:41,704 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:28:41,705 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:28:41,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:41,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:41,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:41,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 17:28:41,724 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:41,727 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:41,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-11-25 17:28:41,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:41,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:41,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:41,781 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:41,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 17:28:41,808 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:41,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:41,815 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:41,815 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:41,815 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:41,815 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:41,815 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:41,815 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,815 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:41,816 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:41,816 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration1_Loop [2022-11-25 17:28:41,816 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:41,816 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:41,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,822 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:41,921 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:41,927 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:41,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:41,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:41,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:41,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 17:28:41,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:41,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:41,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:41,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:41,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:41,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:41,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:41,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:41,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:41,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:41,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:41,989 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:41,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:41,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 17:28:42,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:42,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:42,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:42,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:42,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:42,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:42,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:42,017 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:28:42,020 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-11-25 17:28:42,021 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-25 17:28:42,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:42,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:42,055 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:42,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 17:28:42,057 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:28:42,058 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:28:42,058 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:28:42,058 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-25 17:28:42,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:42,069 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:28:42,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:42,126 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:28:42,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:42,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 17:28:42,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:42,297 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:28:42,300 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:42,468 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 90 transitions. Complement of second has 11 states. [2022-11-25 17:28:42,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-25 17:28:42,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 55 transitions. [2022-11-25 17:28:42,480 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 55 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-25 17:28:42,481 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:42,481 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 55 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-25 17:28:42,481 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:42,482 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 55 transitions. Stem has 2 letters. Loop has 8 letters. [2022-11-25 17:28:42,482 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:42,483 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 90 transitions. [2022-11-25 17:28:42,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:42,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 35 states and 51 transitions. [2022-11-25 17:28:42,494 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-25 17:28:42,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-25 17:28:42,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 51 transitions. [2022-11-25 17:28:42,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:42,496 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 51 transitions. [2022-11-25 17:28:42,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 51 transitions. [2022-11-25 17:28:42,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 21. [2022-11-25 17:28:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 30 transitions. [2022-11-25 17:28:42,529 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 30 transitions. [2022-11-25 17:28:42,530 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 30 transitions. [2022-11-25 17:28:42,530 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 17:28:42,530 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 30 transitions. [2022-11-25 17:28:42,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:42,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:42,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:42,531 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 17:28:42,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:28:42,532 INFO L748 eck$LassoCheckResult]: Stem: 135#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 136#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 145#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 129#L18 [2022-11-25 17:28:42,532 INFO L750 eck$LassoCheckResult]: Loop: 129#L18 assume main_~a~0#1 > 0; 131#L19 assume 0 == main_~x~0#1 || 0 == main_~a~0#1;main_#t~nondet3#1 := 0; 126#L19-4 main_~x~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 137#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 129#L18 [2022-11-25 17:28:42,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,533 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-25 17:28:42,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:42,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994649068] [2022-11-25 17:28:42,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:42,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:42,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1357749, now seen corresponding path program 1 times [2022-11-25 17:28:42,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:42,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469930090] [2022-11-25 17:28:42,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:42,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:42,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:42,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:28:42,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469930090] [2022-11-25 17:28:42,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469930090] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:28:42,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:28:42,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:28:42,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473964533] [2022-11-25 17:28:42,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:28:42,608 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-25 17:28:42,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:28:42,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:28:42,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:28:42,613 INFO L87 Difference]: Start difference. First operand 21 states and 30 transitions. cyclomatic complexity: 11 Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:42,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:42,648 INFO L93 Difference]: Finished difference Result 25 states and 32 transitions. [2022-11-25 17:28:42,648 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-11-25 17:28:42,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:42,659 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 21 states and 28 transitions. [2022-11-25 17:28:42,660 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-25 17:28:42,663 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-25 17:28:42,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 28 transitions. [2022-11-25 17:28:42,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:42,665 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2022-11-25 17:28:42,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 28 transitions. [2022-11-25 17:28:42,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-11-25 17:28:42,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:42,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2022-11-25 17:28:42,672 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2022-11-25 17:28:42,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:28:42,679 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2022-11-25 17:28:42,679 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 17:28:42,679 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2022-11-25 17:28:42,680 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:42,680 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:42,680 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:42,682 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 17:28:42,682 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:28:42,683 INFO L748 eck$LassoCheckResult]: Stem: 188#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 189#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 197#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 182#L18 [2022-11-25 17:28:42,683 INFO L750 eck$LassoCheckResult]: Loop: 182#L18 assume !(main_~a~0#1 > 0); 183#L21 assume !(0 == main_~x~0#1 || 0 == main_~x~0#1 - 1); 192#L21-2 assume !(main_~x~0#1 == main_~x~0#1 - 1);main_#t~nondet4#1 := ~bitwiseAnd(main_~x~0#1, main_~x~0#1 - 1);assume (main_~x~0#1 < 0 || main_~x~0#1 - 1 < 0) || (main_#t~nondet4#1 <= main_~x~0#1 && main_#t~nondet4#1 <= main_~x~0#1 - 1);assume (main_~x~0#1 < 0 && main_~x~0#1 - 1 < 0) || main_#t~nondet4#1 >= 0;assume (main_~x~0#1 >= 0 && main_~x~0#1 - 1 >= 0) || main_#t~nondet4#1 > main_~x~0#1 + (main_~x~0#1 - 1); 195#L21-4 main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 190#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 182#L18 [2022-11-25 17:28:42,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,684 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-11-25 17:28:42,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:42,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948501149] [2022-11-25 17:28:42,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:42,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:42,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,701 INFO L85 PathProgramCache]: Analyzing trace with hash 55508611, now seen corresponding path program 1 times [2022-11-25 17:28:42,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:42,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891876610] [2022-11-25 17:28:42,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:42,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:42,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:42,740 INFO L85 PathProgramCache]: Analyzing trace with hash 309353020, now seen corresponding path program 1 times [2022-11-25 17:28:42,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:42,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724006259] [2022-11-25 17:28:42,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:42,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:42,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:42,853 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:42,853 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:42,853 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:42,853 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:42,853 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:42,853 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:42,854 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:42,854 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:42,854 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration3_Loop [2022-11-25 17:28:42,854 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:42,854 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:42,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:42,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:42,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:42,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:42,947 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:42,947 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:42,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:42,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:42,948 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:42,956 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:42,956 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:42,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 17:28:42,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:42,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:42,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:42,984 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:42,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 17:28:42,989 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:42,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:43,071 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:43,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,080 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:43,080 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:43,080 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:43,081 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:43,081 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:43,081 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,081 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:43,081 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:43,081 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration3_Loop [2022-11-25 17:28:43,081 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:43,081 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:43,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:43,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:43,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:43,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:43,210 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:43,210 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:43,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,215 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,241 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:43,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:43,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:43,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 17:28:43,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,264 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:43,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:43,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 17:28:43,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,308 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 17:28:43,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:43,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:43,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,369 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 17:28:43,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:43,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:43,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,406 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:28:43,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,408 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 17:28:43,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,428 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:43,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:43,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:43,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,448 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 17:28:43,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,468 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:43,476 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:43,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-11-25 17:28:43,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,497 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 17:28:43,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,514 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:43,517 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:43,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,540 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 17:28:43,547 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 [2022-11-25 17:28:43,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,563 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:43,564 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:43,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,589 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:28:43,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,600 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 17:28:43,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,632 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:43,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:43,635 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:43,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,673 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 17:28:43,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:43,701 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:43,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,720 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 17:28:43,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,752 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:43,755 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:43,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,782 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 17:28:43,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,818 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:43,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:43,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,835 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:28:43,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,837 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 17:28:43,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,853 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:43,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:43,856 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 17:28:43,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-11-25 17:28:43,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,876 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 17:28:43,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:43,894 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:43,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,915 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 17:28:43,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,938 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:43,940 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:43,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:43,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:43,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:43,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:43,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:43,972 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:43,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:43,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 17:28:43,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:43,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:43,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:43,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:43,997 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:43,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:43,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,027 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:28:44,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,029 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 17:28:44,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,049 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,049 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:44,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:44,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:44,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,076 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 17:28:44,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:44,100 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:44,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,136 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 17:28:44,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:44,167 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:44,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,193 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 17:28:44,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,213 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:44,221 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:44,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,242 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 17:28:44,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,244 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 17:28:44,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,263 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:44,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,264 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:44,264 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,269 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:44,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,298 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 17:28:44,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,318 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:44,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,353 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 17:28:44,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,375 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:44,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,377 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,405 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 17:28:44,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,425 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:44,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,426 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,427 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,452 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 17:28:44,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,454 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 17:28:44,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,475 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:44,475 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:44,482 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 17:28:44,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,529 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 17:28:44,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,551 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:44,555 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:44,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,585 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 17:28:44,606 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,606 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,607 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:44,609 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:44,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,641 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 17:28:44,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,662 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:44,665 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:44,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,695 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 17:28:44,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,698 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 17:28:44,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,723 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,724 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:44,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,728 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:44,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,752 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 17:28:44,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,771 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,772 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,773 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,795 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 17:28:44,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,819 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,821 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,852 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 17:28:44,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,870 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:44,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:44,872 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:44,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,885 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 17:28:44,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,887 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 17:28:44,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,902 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:44,902 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:44,906 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:28:44,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,928 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:44,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 17:28:44,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:44,949 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:44,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:44,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:44,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:44,950 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:44,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:44,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:44,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:44,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:44,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:44,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:44,983 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:44,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-25 17:28:45,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:45,004 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:45,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,005 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:45,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:45,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,035 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-25 17:28:45,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:45,057 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:45,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,057 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:45,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:45,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,084 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:45,085 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:45,085 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:45,085 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:45,085 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:45,085 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,085 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:45,085 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:45,086 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration3_Lasso [2022-11-25 17:28:45,086 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:45,086 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:45,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,207 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:45,207 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:45,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,211 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:45,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:45,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-25 17:28:45,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,255 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:45,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:45,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-25 17:28:45,325 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:45,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-25 17:28:45,328 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:45,328 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:45,328 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:45,328 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:45,328 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:45,328 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,328 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:45,328 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:45,328 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration3_Lasso [2022-11-25 17:28:45,328 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:45,328 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:45,330 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,368 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,371 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:45,467 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:45,467 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:45,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,468 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-25 17:28:45,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,492 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:45,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,501 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-25 17:28:45,501 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 17:28:45,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,536 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-25 17:28:45,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,569 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-25 17:28:45,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,603 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-25 17:28:45,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-25 17:28:45,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,630 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-25 17:28:45,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,671 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-25 17:28:45,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,712 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-25 17:28:45,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-25 17:28:45,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,755 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-25 17:28:45,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:45,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:45,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-25 17:28:45,774 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:28:45,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,775 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-25 17:28:45,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,789 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:45,789 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:45,798 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-25 17:28:45,798 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 17:28:45,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-25 17:28:45,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,839 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-25 17:28:45,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,863 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:45,864 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:45,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,880 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-25 17:28:45,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,901 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:45,902 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:45,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,926 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-25 17:28:45,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:45,947 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:45,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:45,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:45,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:45,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:45,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:45,971 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:45,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-25 17:28:45,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:45,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:45,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:45,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:45,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:45,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:45,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-25 17:28:46,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,009 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-25 17:28:46,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,023 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:46,024 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:46,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-25 17:28:46,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,030 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-25 17:28:46,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,047 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:46,051 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:46,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-25 17:28:46,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,057 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-25 17:28:46,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,078 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:46,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:46,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-25 17:28:46,091 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:28:46,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,092 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-25 17:28:46,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,107 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:46,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,117 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-25 17:28:46,117 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-25 17:28:46,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,156 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-25 17:28:46,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,179 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,187 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-25 17:28:46,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-25 17:28:46,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,210 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-25 17:28:46,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,234 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-25 17:28:46,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,250 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-25 17:28:46,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,264 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,265 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-25 17:28:46,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,271 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-25 17:28:46,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,287 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-25 17:28:46,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,323 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-25 17:28:46,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,367 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-25 17:28:46,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:46,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:46,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,411 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:28:46,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,412 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-25 17:28:46,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,433 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:46,433 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,445 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-25 17:28:46,445 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-25 17:28:46,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,484 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-25 17:28:46,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,503 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,528 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-25 17:28:46,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,547 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,548 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,575 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-25 17:28:46,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,593 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,594 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,623 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-25 17:28:46,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,643 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,663 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-25 17:28:46,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,689 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,712 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-25 17:28:46,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,731 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,755 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-25 17:28:46,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:46,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:46,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:46,774 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:46,775 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:46,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:46,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:46,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,794 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:28:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,796 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:46,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-25 17:28:46,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:46,813 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:46,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:46,814 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:46,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:46,821 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-25 17:28:46,821 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 17:28:46,849 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:28:46,909 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2022-11-25 17:28:46,909 INFO L444 ModelExtractionUtils]: 2 out of 18 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-11-25 17:28:46,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:46,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:46,912 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:46,919 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:28:46,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-25 17:28:46,959 INFO L438 nArgumentSynthesizer]: Removed 5 redundant supporting invariants from a total of 6. [2022-11-25 17:28:46,959 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:28:46,959 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0#1 f1 = -1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0] [2022-11-25 17:28:46,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:46,969 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-25 17:28:47,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:47,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:28:47,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:47,027 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 17:28:47,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:47,279 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-25 17:28:47,280 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 9 Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:47,485 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 9. Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 77 transitions. Complement of second has 10 states. [2022-11-25 17:28:47,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 2 accepting loop states [2022-11-25 17:28:47,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 15 transitions. [2022-11-25 17:28:47,494 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 3 letters. Loop has 5 letters. [2022-11-25 17:28:47,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:47,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 8 letters. Loop has 5 letters. [2022-11-25 17:28:47,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:47,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 3 letters. Loop has 10 letters. [2022-11-25 17:28:47,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:47,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 77 transitions. [2022-11-25 17:28:47,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:47,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 44 states and 59 transitions. [2022-11-25 17:28:47,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-25 17:28:47,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-25 17:28:47,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 59 transitions. [2022-11-25 17:28:47,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:47,500 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 59 transitions. [2022-11-25 17:28:47,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 59 transitions. [2022-11-25 17:28:47,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 36. [2022-11-25 17:28:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.3611111111111112) internal successors, (49), 35 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 49 transitions. [2022-11-25 17:28:47,504 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 49 transitions. [2022-11-25 17:28:47,504 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 49 transitions. [2022-11-25 17:28:47,504 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 17:28:47,504 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 49 transitions. [2022-11-25 17:28:47,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-25 17:28:47,505 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:47,505 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:47,506 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 17:28:47,506 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:28:47,506 INFO L748 eck$LassoCheckResult]: Stem: 334#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 335#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 336#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 337#L18 assume main_~a~0#1 > 0; 330#L19 [2022-11-25 17:28:47,506 INFO L750 eck$LassoCheckResult]: Loop: 330#L19 assume !(0 == main_~x~0#1 || 0 == main_~a~0#1); 325#L19-2 assume main_~x~0#1 == main_~a~0#1;main_#t~nondet3#1 := main_~x~0#1; 326#L19-4 main_~x~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 347#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 350#L18 assume main_~a~0#1 > 0; 330#L19 [2022-11-25 17:28:47,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:47,507 INFO L85 PathProgramCache]: Analyzing trace with hash 925798, now seen corresponding path program 1 times [2022-11-25 17:28:47,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:47,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047067910] [2022-11-25 17:28:47,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:47,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:47,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:47,516 INFO L85 PathProgramCache]: Analyzing trace with hash 46856793, now seen corresponding path program 1 times [2022-11-25 17:28:47,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:47,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132468428] [2022-11-25 17:28:47,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:47,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:47,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:47,529 INFO L85 PathProgramCache]: Analyzing trace with hash 585781524, now seen corresponding path program 1 times [2022-11-25 17:28:47,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:47,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549277870] [2022-11-25 17:28:47,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:47,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:47,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:47,580 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:47,580 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:47,580 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:47,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:47,580 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:47,581 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,581 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:47,581 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:47,581 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration4_Loop [2022-11-25 17:28:47,581 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:47,581 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:47,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,633 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:47,633 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:47,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:47,639 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:47,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:47,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:47,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-25 17:28:47,675 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:28:47,675 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:28:47,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:47,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:47,681 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:47,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-25 17:28:47,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:47,705 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:47,730 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 17:28:47,730 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 17:28:47,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:47,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:47,736 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:47,740 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:47,740 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:47,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-25 17:28:47,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:47,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:47,770 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:47,776 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:47,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:47,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-25 17:28:47,892 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:47,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-25 17:28:47,896 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:47,896 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:47,896 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:47,896 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:47,896 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:47,896 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,896 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:47,897 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:47,897 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration4_Loop [2022-11-25 17:28:47,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:47,897 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:47,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,916 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:47,961 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:47,961 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:47,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:47,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:47,963 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:47,971 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 [2022-11-25 17:28:47,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-25 17:28:47,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:47,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:47,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:47,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:47,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:47,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:47,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:48,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:48,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,007 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:48,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-25 17:28:48,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:48,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:48,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:48,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:48,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:48,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:48,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:48,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:48,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,047 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:48,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-25 17:28:48,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:48,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:48,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:48,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:48,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:48,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:48,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:48,078 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:28:48,097 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-25 17:28:48,097 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-25 17:28:48,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,099 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,102 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:28:48,102 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:28:48,102 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:28:48,102 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~a~0#1) = 1*ULTIMATE.start_main_~a~0#1 Supporting invariants [] [2022-11-25 17:28:48,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-25 17:28:48,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,106 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:28:48,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:48,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:28:48,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:48,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 17:28:48,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:48,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:48,157 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-25 17:28:48,157 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 49 transitions. cyclomatic complexity: 17 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:48,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 49 transitions. cyclomatic complexity: 17. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 70 states and 95 transitions. Complement of second has 6 states. [2022-11-25 17:28:48,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:28:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2022-11-25 17:28:48,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 5 letters. [2022-11-25 17:28:48,213 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 9 letters. Loop has 5 letters. [2022-11-25 17:28:48,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 10 letters. [2022-11-25 17:28:48,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,216 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 95 transitions. [2022-11-25 17:28:48,218 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-11-25 17:28:48,221 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 70 states and 95 transitions. [2022-11-25 17:28:48,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2022-11-25 17:28:48,223 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-11-25 17:28:48,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 70 states and 95 transitions. [2022-11-25 17:28:48,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:48,225 INFO L218 hiAutomatonCegarLoop]: Abstraction has 70 states and 95 transitions. [2022-11-25 17:28:48,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states and 95 transitions. [2022-11-25 17:28:48,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 66. [2022-11-25 17:28:48,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.378787878787879) internal successors, (91), 65 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:48,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 91 transitions. [2022-11-25 17:28:48,234 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 91 transitions. [2022-11-25 17:28:48,235 INFO L428 stractBuchiCegarLoop]: Abstraction has 66 states and 91 transitions. [2022-11-25 17:28:48,235 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-25 17:28:48,235 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 91 transitions. [2022-11-25 17:28:48,236 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-11-25 17:28:48,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:48,239 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:48,240 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:28:48,240 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:28:48,240 INFO L748 eck$LassoCheckResult]: Stem: 488#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 489#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 500#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 525#L18 assume main_~a~0#1 > 0; 501#L19 assume !(0 == main_~x~0#1 || 0 == main_~a~0#1); 480#L19-2 assume !(main_~x~0#1 == main_~a~0#1);main_#t~nondet3#1 := ~bitwiseAnd(main_~x~0#1, main_~a~0#1);assume (main_~x~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet3#1 <= main_~x~0#1 && main_#t~nondet3#1 <= main_~a~0#1);assume (main_~x~0#1 < 0 && main_~a~0#1 < 0) || main_#t~nondet3#1 >= 0;assume (main_~x~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet3#1 > main_~x~0#1 + main_~a~0#1; 481#L19-4 main_~x~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 490#L18-2 [2022-11-25 17:28:48,241 INFO L750 eck$LassoCheckResult]: Loop: 490#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 484#L18 assume !(main_~a~0#1 > 0); 485#L21 assume !(0 == main_~x~0#1 || 0 == main_~x~0#1 - 1); 493#L21-2 assume !(main_~x~0#1 == main_~x~0#1 - 1);main_#t~nondet4#1 := ~bitwiseAnd(main_~x~0#1, main_~x~0#1 - 1);assume (main_~x~0#1 < 0 || main_~x~0#1 - 1 < 0) || (main_#t~nondet4#1 <= main_~x~0#1 && main_#t~nondet4#1 <= main_~x~0#1 - 1);assume (main_~x~0#1 < 0 && main_~x~0#1 - 1 < 0) || main_#t~nondet4#1 >= 0;assume (main_~x~0#1 >= 0 && main_~x~0#1 - 1 >= 0) || main_#t~nondet4#1 > main_~x~0#1 + (main_~x~0#1 - 1); 496#L21-4 main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 490#L18-2 [2022-11-25 17:28:48,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:48,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1810663471, now seen corresponding path program 1 times [2022-11-25 17:28:48,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:48,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985355012] [2022-11-25 17:28:48,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:48,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:48,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:48,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:48,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:48,269 INFO L85 PathProgramCache]: Analyzing trace with hash 39654961, now seen corresponding path program 2 times [2022-11-25 17:28:48,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:48,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975985355] [2022-11-25 17:28:48,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:48,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:48,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:48,283 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:48,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:48,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1954252093, now seen corresponding path program 1 times [2022-11-25 17:28:48,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:48,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714756014] [2022-11-25 17:28:48,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:48,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:48,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:28:48,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714756014] [2022-11-25 17:28:48,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714756014] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:28:48,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:28:48,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 17:28:48,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64261160] [2022-11-25 17:28:48,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:28:48,531 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:48,531 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:48,531 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:48,531 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:48,532 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:48,532 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,532 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:48,532 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:48,532 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration5_Loop [2022-11-25 17:28:48,532 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:48,532 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:48,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,542 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,548 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,551 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,602 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:48,602 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:48,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,603 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:48,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:48,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-25 17:28:48,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,648 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,652 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:48,652 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:48,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-25 17:28:48,688 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:48,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,693 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:48,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:48,693 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:48,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:48,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:48,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:48,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:48,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration5_Loop [2022-11-25 17:28:48,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:48,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:48,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,714 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:48,756 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:48,756 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:48,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,758 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:48,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-25 17:28:48,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:48,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:48,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:48,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:48,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:48,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:48,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:48,790 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:28:48,804 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-25 17:28:48,804 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-25 17:28:48,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:48,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:48,807 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:48,809 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:28:48,809 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:28:48,809 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:28:48,809 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-25 17:28:48,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-25 17:28:48,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:48,813 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:28:48,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:48,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:28:48,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:48,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 17:28:48,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:28:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:48,909 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 17:28:48,909 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 66 states and 91 transitions. cyclomatic complexity: 33 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:48,969 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 66 states and 91 transitions. cyclomatic complexity: 33. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 152 states and 210 transitions. Complement of second has 7 states. [2022-11-25 17:28:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:28:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-25 17:28:48,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 5 letters. [2022-11-25 17:28:48,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 12 letters. Loop has 5 letters. [2022-11-25 17:28:48,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 10 letters. [2022-11-25 17:28:48,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:28:48,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 210 transitions. [2022-11-25 17:28:48,982 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-11-25 17:28:48,987 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 103 states and 142 transitions. [2022-11-25 17:28:48,988 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2022-11-25 17:28:48,988 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2022-11-25 17:28:48,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 103 states and 142 transitions. [2022-11-25 17:28:48,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:48,988 INFO L218 hiAutomatonCegarLoop]: Abstraction has 103 states and 142 transitions. [2022-11-25 17:28:48,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states and 142 transitions. [2022-11-25 17:28:48,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 87. [2022-11-25 17:28:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 87 states have (on average 1.367816091954023) internal successors, (119), 86 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2022-11-25 17:28:49,002 INFO L240 hiAutomatonCegarLoop]: Abstraction has 87 states and 119 transitions. [2022-11-25 17:28:49,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:28:49,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 17:28:49,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:28:49,003 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:49,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:49,142 INFO L93 Difference]: Finished difference Result 123 states and 162 transitions. [2022-11-25 17:28:49,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 123 states and 162 transitions. [2022-11-25 17:28:49,144 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-11-25 17:28:49,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 123 states to 76 states and 99 transitions. [2022-11-25 17:28:49,150 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-11-25 17:28:49,151 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-25 17:28:49,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 99 transitions. [2022-11-25 17:28:49,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:28:49,151 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 99 transitions. [2022-11-25 17:28:49,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 99 transitions. [2022-11-25 17:28:49,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 58. [2022-11-25 17:28:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 57 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 77 transitions. [2022-11-25 17:28:49,161 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 77 transitions. [2022-11-25 17:28:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 17:28:49,164 INFO L428 stractBuchiCegarLoop]: Abstraction has 58 states and 77 transitions. [2022-11-25 17:28:49,165 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-25 17:28:49,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 77 transitions. [2022-11-25 17:28:49,166 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:28:49,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:28:49,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:28:49,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-11-25 17:28:49,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:28:49,167 INFO L748 eck$LassoCheckResult]: Stem: 989#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 990#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_~a~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 991#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 992#L18 assume !(main_~a~0#1 > 0); 1009#L21 assume 0 == main_~x~0#1 || 0 == main_~x~0#1 - 1;main_#t~nondet4#1 := 0; 1010#L21-4 main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1005#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 985#L18 [2022-11-25 17:28:49,167 INFO L750 eck$LassoCheckResult]: Loop: 985#L18 assume !(main_~a~0#1 > 0); 986#L21 assume !(0 == main_~x~0#1 || 0 == main_~x~0#1 - 1); 995#L21-2 assume !(main_~x~0#1 == main_~x~0#1 - 1);main_#t~nondet4#1 := ~bitwiseAnd(main_~x~0#1, main_~x~0#1 - 1);assume (main_~x~0#1 < 0 || main_~x~0#1 - 1 < 0) || (main_#t~nondet4#1 <= main_~x~0#1 && main_#t~nondet4#1 <= main_~x~0#1 - 1);assume (main_~x~0#1 < 0 && main_~x~0#1 - 1 < 0) || main_#t~nondet4#1 >= 0;assume (main_~x~0#1 >= 0 && main_~x~0#1 - 1 >= 0) || main_#t~nondet4#1 > main_~x~0#1 + (main_~x~0#1 - 1); 998#L21-4 main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1000#L18-2 assume !!(main_~x~0#1 > 0);main_#t~post2#1 := main_~a~0#1;main_~a~0#1 := main_#t~post2#1 - 1;havoc main_#t~post2#1; 985#L18 [2022-11-25 17:28:49,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:49,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1811092558, now seen corresponding path program 2 times [2022-11-25 17:28:49,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:49,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302699526] [2022-11-25 17:28:49,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:49,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:28:49,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:28:49,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302699526] [2022-11-25 17:28:49,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302699526] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:28:49,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:28:49,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:28:49,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395431271] [2022-11-25 17:28:49,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:28:49,194 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-25 17:28:49,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:49,194 INFO L85 PathProgramCache]: Analyzing trace with hash 55508611, now seen corresponding path program 3 times [2022-11-25 17:28:49,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:49,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993140445] [2022-11-25 17:28:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:49,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:49,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:28:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:28:49,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:28:49,289 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:49,290 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:49,290 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:49,290 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:49,290 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:28:49,290 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,290 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:49,290 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:49,290 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration6_Loop [2022-11-25 17:28:49,291 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:49,291 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:49,292 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,350 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:49,350 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:28:49,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,352 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,358 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:28:49,358 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:49,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-25 17:28:49,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,388 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:28:49,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:28:49,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-25 17:28:49,457 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:28:49,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,460 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:28:49,460 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:28:49,460 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:28:49,460 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:28:49,460 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:28:49,460 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,460 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:28:49,461 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:28:49,461 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-06.c_Iteration6_Loop [2022-11-25 17:28:49,461 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:28:49,461 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:28:49,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:28:49,526 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:28:49,527 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:28:49,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,528 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-25 17:28:49,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:49,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:49,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,559 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-25 17:28:49,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,575 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:49,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:49,579 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:49,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,599 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-25 17:28:49,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:49,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:49,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,623 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-25 17:28:49,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:28:49,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:28:49,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,644 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:28:49,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,645 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-25 17:28:49,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,660 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:49,660 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:49,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,667 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-25 17:28:49,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,681 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:49,681 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:49,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:49,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,702 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-25 17:28:49,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:49,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:49,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,734 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-25 17:28:49,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:49,750 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:49,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,755 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:28:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,756 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-25 17:28:49,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:49,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:49,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,777 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-25 17:28:49,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,791 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:49,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:49,793 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:49,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,809 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-25 17:28:49,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,824 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:49,825 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:49,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,853 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-25 17:28:49,860 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 [2022-11-25 17:28:49,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:49,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:49,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,880 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:28:49,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,881 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-25 17:28:49,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,901 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:49,902 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:49,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,909 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-25 17:28:49,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,925 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:49,925 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:49,930 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 17:28:49,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-11-25 17:28:49,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,941 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-25 17:28:49,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,956 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:49,957 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:49,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:49,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,963 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-25 17:28:49,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:49,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:28:49,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:49,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:49,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:49,978 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:49,980 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:49,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:49,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:49,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-25 17:28:49,987 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:28:49,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:49,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:49,988 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:49,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-25 17:28:49,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,008 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,009 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:50,010 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:50,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,063 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-25 17:28:50,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,082 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:50,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:50,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:50,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,095 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-25 17:28:50,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,110 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,110 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,110 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:50,114 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:50,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,142 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-25 17:28:50,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,159 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:28:50,163 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:28:50,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,182 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 17:28:50,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,184 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-25 17:28:50,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,204 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:50,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,228 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-25 17:28:50,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,246 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:50,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,247 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:50,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,249 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:50,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,275 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-25 17:28:50,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,293 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:50,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,294 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,315 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-25 17:28:50,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,336 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:28:50,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,337 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,338 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,362 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 17:28:50,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,364 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,385 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:50,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-25 17:28:50,387 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:50,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,397 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-25 17:28:50,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,411 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,411 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:50,412 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:50,415 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 17:28:50,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-11-25 17:28:50,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,436 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-25 17:28:50,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,449 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,450 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:50,451 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:50,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,462 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-25 17:28:50,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:28:50,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:28:50,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,510 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 17:28:50,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,512 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-25 17:28:50,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,537 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,539 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,559 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-25 17:28:50,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,578 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:50,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,580 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:28:50,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,597 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-25 17:28:50,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,642 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-25 17:28:50,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,657 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:28:50,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:28:50,660 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:28:50,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,672 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 17:28:50,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,674 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-25 17:28:50,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,698 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,698 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:50,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:50,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,736 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-25 17:28:50,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,755 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,755 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:28:50,755 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:50,759 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:28:50,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,781 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-25 17:28:50,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,799 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,800 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:50,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:50,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:28:50,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:28:50,824 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:28:50,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:28:50,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:28:50,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:28:50,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:28:50,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:28:50,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:28:50,843 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:28:50,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-25 17:28:50,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:28:50,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:28:50,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:28:50,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-25 17:28:50,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:28:50,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:28:50,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:28:50,867 INFO L87 Difference]: Start difference. First operand 58 states and 77 transitions. cyclomatic complexity: 25 Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:28:50,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:50,892 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2022-11-25 17:28:50,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 43 transitions. [2022-11-25 17:28:50,893 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:28:50,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 0 states and 0 transitions. [2022-11-25 17:28:50,893 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 17:28:50,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 17:28:50,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 17:28:50,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:28:50,894 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:28:50,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:28:50,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:28:50,895 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:28:50,895 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-25 17:28:50,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 17:28:50,896 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:28:50,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 17:28:50,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 05:28:50 BoogieIcfgContainer [2022-11-25 17:28:50,905 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 17:28:50,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:28:50,906 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:28:50,906 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:28:50,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:40" (3/4) ... [2022-11-25 17:28:50,910 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 17:28:50,910 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:28:50,911 INFO L158 Benchmark]: Toolchain (without parser) took 10797.69ms. Allocated memory was 134.2MB in the beginning and 220.2MB in the end (delta: 86.0MB). Free memory was 70.9MB in the beginning and 130.3MB in the end (delta: -59.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,912 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:28:50,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.21ms. Allocated memory is still 134.2MB. Free memory was 70.8MB in the beginning and 61.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.32ms. Allocated memory is still 134.2MB. Free memory was 61.4MB in the beginning and 59.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,913 INFO L158 Benchmark]: Boogie Preprocessor took 22.59ms. Allocated memory is still 134.2MB. Free memory was 59.9MB in the beginning and 58.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,916 INFO L158 Benchmark]: RCFGBuilder took 316.20ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 58.8MB in the beginning and 151.0MB in the end (delta: -92.1MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,917 INFO L158 Benchmark]: BuchiAutomizer took 10127.46ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 150.7MB in the beginning and 130.3MB in the end (delta: 20.4MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2022-11-25 17:28:50,917 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 220.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:28:50,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.21ms. Allocated memory is still 134.2MB. Free memory was 70.8MB in the beginning and 61.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.32ms. Allocated memory is still 134.2MB. Free memory was 61.4MB in the beginning and 59.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.59ms. Allocated memory is still 134.2MB. Free memory was 59.9MB in the beginning and 58.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.20ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 58.8MB in the beginning and 151.0MB in the end (delta: -92.1MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10127.46ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 150.7MB in the beginning and 130.3MB in the end (delta: 20.4MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 220.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (3 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 7 locations. One deterministic module has 2-phase ranking function (if x > 0 then 1 else 0), (if x > 0 then x else -1 * x) and consists of 6 locations. One deterministic module has affine ranking function a and consists of 4 locations. One deterministic module has affine ranking function x and consists of 4 locations. 3 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.0s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 8.4s. Construction of modules took 0.2s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 6. Automata minimization 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 60 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 110 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 107 mSDsluCounter, 138 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 203 IncrementalHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 78 mSDtfsCounter, 203 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT2 conc0 concLT1 SILN0 SILU1 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital22 mio100 ax100 hnf100 lsp70 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq139 hnf96 smp98 dnf142 smp79 tf109 neg96 sie117 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 67ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 17:28:50,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c81461-65f3-4a81-bfae-9c820e604ab0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE