./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:47:29,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:47:29,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:47:29,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:47:29,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:47:29,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:47:29,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:47:29,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:47:29,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:47:29,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:47:29,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:47:29,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:47:29,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:47:29,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:47:29,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:47:29,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:47:29,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:47:29,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:47:29,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:47:29,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:47:29,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:47:29,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:47:29,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:47:29,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:47:29,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:47:29,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:47:29,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:47:29,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:47:29,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:47:29,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:47:29,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:47:29,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:47:29,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:47:29,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:47:29,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:47:29,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:47:29,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:47:29,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:47:29,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:47:29,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:47:29,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:47:29,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-10-17 10:47:29,742 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:47:29,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:47:29,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:47:29,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:47:29,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:47:29,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:47:29,746 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:47:29,746 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:47:29,746 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:47:29,746 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:47:29,747 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:47:29,748 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:47:29,748 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:47:29,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:47:29,749 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:47:29,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:47:29,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:47:29,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:47:29,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:47:29,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:47:29,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:47:29,750 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:47:29,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:47:29,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:47:29,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:47:29,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:47:29,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:47:29,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:47:29,755 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:47:29,755 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_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 [2022-10-17 10:47:30,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:47:30,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:47:30,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:47:30,076 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:47:30,076 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:47:30,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2022-10-17 10:47:30,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/data/0a9b84b38/3e5d115c1c9a45148c4f24621f57eea2/FLAG881e5a591 [2022-10-17 10:47:30,671 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:47:30,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2022-10-17 10:47:30,678 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/data/0a9b84b38/3e5d115c1c9a45148c4f24621f57eea2/FLAG881e5a591 [2022-10-17 10:47:31,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/data/0a9b84b38/3e5d115c1c9a45148c4f24621f57eea2 [2022-10-17 10:47:31,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:47:31,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:47:31,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:47:31,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:47:31,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:47:31,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b989e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31, skipping insertion in model container [2022-10-17 10:47:31,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:47:31,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:47:31,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:47:31,289 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:47:31,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:47:31,319 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:47:31,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31 WrapperNode [2022-10-17 10:47:31,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:47:31,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:47:31,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:47:31,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:47:31,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,357 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2022-10-17 10:47:31,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:47:31,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:47:31,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:47:31,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:47:31,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,378 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:47:31,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:47:31,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:47:31,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:47:31,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (1/1) ... [2022-10-17 10:47:31,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:31,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:31,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:31,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:47:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:47:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:47:31,568 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:47:31,570 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:47:31,700 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:47:31,706 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:47:31,707 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:47:31,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:47:31 BoogieIcfgContainer [2022-10-17 10:47:31,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:47:31,710 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:47:31,710 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:47:31,740 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:47:31,741 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:47:31,741 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:47:31" (1/3) ... [2022-10-17 10:47:31,742 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1bbd1039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:47:31, skipping insertion in model container [2022-10-17 10:47:31,742 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:47:31,742 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:47:31" (2/3) ... [2022-10-17 10:47:31,743 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1bbd1039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:47:31, skipping insertion in model container [2022-10-17 10:47:31,743 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:47:31,743 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:47:31" (3/3) ... [2022-10-17 10:47:31,745 INFO L332 chiAutomizerObserver]: Analyzing ICFG Pure3Phase-1.c [2022-10-17 10:47:31,798 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:47:31,798 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:47:31,798 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:47:31,798 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:47:31,798 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:47:31,798 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:47:31,799 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:47:31,799 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:47:31,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:47:31,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:47:31,822 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:47:31,822 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:47:31,827 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:47:31,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:47:31,828 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:47:31,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:47:31,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:47:31,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:47:31,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:47:31,831 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:47:31,831 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:47:31,838 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L24true assume !!(main_~x~0#1 <= 65535); 4#L25true assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 7#L26true assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 12#L27-2true [2022-10-17 10:47:31,839 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0); 5#L28true assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 8#L28-2true main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 12#L27-2true [2022-10-17 10:47:31,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:31,845 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2022-10-17 10:47:31,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:31,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992623593] [2022-10-17 10:47:31,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:31,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:31,978 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:31,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:31,991 INFO L85 PathProgramCache]: Analyzing trace with hash 55709, now seen corresponding path program 1 times [2022-10-17 10:47:31,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:31,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044236396] [2022-10-17 10:47:31,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:32,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:32,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:32,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:32,039 INFO L85 PathProgramCache]: Analyzing trace with hash 179571573, now seen corresponding path program 1 times [2022-10-17 10:47:32,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:32,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763157709] [2022-10-17 10:47:32,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:32,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:32,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:32,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:32,180 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:47:32,181 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:47:32,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:47:32,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:47:32,182 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:47:32,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,183 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:47:32,183 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:47:32,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2022-10-17 10:47:32,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:47:32,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:47:32,206 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,230 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,369 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:47:32,370 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:47:32,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:32,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:32,384 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:32,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:32,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:47:32,420 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:47:32,420 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:47:32,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:32,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:32,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:32,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:32,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:32,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:47:32,492 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:47:32,492 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:47:32,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:32,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:32,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:32,537 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:32,537 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:32,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:47:32,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:32,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:32,604 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:32,610 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:47:32,610 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:32,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:47:32,824 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:47:32,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:32,832 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:47:32,832 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:47:32,832 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:47:32,832 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:47:32,832 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:47:32,833 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,833 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:47:32,833 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:47:32,833 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2022-10-17 10:47:32,833 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:47:32,833 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:47:32,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:32,959 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:47:32,965 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:47:32,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:32,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:32,967 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:32,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:47:32,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:32,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:32,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:32,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:32,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:32,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:32,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:47:33,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,056 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:47:33,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:33,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:33,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:47:33,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:33,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:33,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:47:33,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:33,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:47:33,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,217 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:33,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,232 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:47:33,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:33,235 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:47:33,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:33,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:47:33,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,283 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:47:33,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,288 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:33,312 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:47:33,313 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:47:33,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:47:33,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,381 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,405 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:33,416 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:47:33,417 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:47:33,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:47:33,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,476 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:33,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:33,497 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:47:33,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:33,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:47:33,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,554 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:33,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,569 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:47:33,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:33,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:33,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:33,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:47:33,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,633 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:47:33,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,635 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:33,670 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:47:33,671 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:47:33,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:47:33,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,741 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:33,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:33,763 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:47:33,763 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:47:33,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:47:33,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:33,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,817 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,827 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 [2022-10-17 10:47:33,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:33,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:33,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:33,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:33,838 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:33,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:47:33,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:33,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:47:33,859 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:47:33,867 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-10-17 10:47:33,868 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:47:33,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:33,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:33,871 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:33,873 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:47:33,873 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:47:33,873 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:47:33,874 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2022-10-17 10:47:33,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:47:33,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,952 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:47:33,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:33,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:34,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:47:34,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:47:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:34,030 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:47:34,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:47:34,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:47:34,683 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 [2022-10-17 10:47:34,686 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2022-10-17 10:47:34,792 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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 35 states and 44 transitions. Complement of second has 10 states. [2022-10-17 10:47:34,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-10-17 10:47:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2022-10-17 10:47:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2022-10-17 10:47:34,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 5 letters. Loop has 3 letters. [2022-10-17 10:47:34,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:34,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 8 letters. Loop has 3 letters. [2022-10-17 10:47:34,803 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:34,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 5 letters. Loop has 6 letters. [2022-10-17 10:47:34,803 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:34,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 44 transitions. [2022-10-17 10:47:34,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:47:34,811 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 14 states and 17 transitions. [2022-10-17 10:47:34,812 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-10-17 10:47:34,812 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-10-17 10:47:34,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2022-10-17 10:47:34,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:47:34,813 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-10-17 10:47:34,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2022-10-17 10:47:34,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2022-10-17 10:47:34,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:47:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2022-10-17 10:47:34,838 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-10-17 10:47:34,838 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-10-17 10:47:34,839 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:47:34,839 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2022-10-17 10:47:34,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:47:34,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:47:34,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:47:34,840 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:47:34,840 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:47:34,841 INFO L748 eck$LassoCheckResult]: Stem: 105#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 106#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~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 116#L24 assume !!(main_~x~0#1 <= 65535); 111#L25 assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 112#L26 assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 115#L27-2 assume !!(main_~x~0#1 >= 0); 107#L28 assume !(0 != main_#t~nondet3#1);havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~z~0#1; 108#L28-2 [2022-10-17 10:47:34,841 INFO L750 eck$LassoCheckResult]: Loop: 108#L28-2 main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 113#L27-2 assume !!(main_~x~0#1 >= 0); 117#L28 assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 108#L28-2 [2022-10-17 10:47:34,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:34,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907950, now seen corresponding path program 1 times [2022-10-17 10:47:34,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:34,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586414723] [2022-10-17 10:47:34,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:34,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:34,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:34,857 INFO L85 PathProgramCache]: Analyzing trace with hash 62339, now seen corresponding path program 2 times [2022-10-17 10:47:34,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:34,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420068052] [2022-10-17 10:47:34,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:34,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,888 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:34,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:34,889 INFO L85 PathProgramCache]: Analyzing trace with hash 769650230, now seen corresponding path program 1 times [2022-10-17 10:47:34,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:34,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068496750] [2022-10-17 10:47:34,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:34,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:47:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:47:34,906 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:47:34,948 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:47:34,948 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:47:34,948 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:47:34,948 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:47:34,949 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:47:34,949 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:34,949 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:47:34,949 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:47:34,949 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2022-10-17 10:47:34,949 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:47:34,949 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:47:34,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:34,954 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:34,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:34,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:35,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:47:35,015 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:47:35,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,016 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,024 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:35,024 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:35,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:47:35,056 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:47:35,056 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:47:35,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,096 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:35,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:35,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:47:35,136 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:47:35,136 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=4} Honda state: {ULTIMATE.start_main_#t~nondet3#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:47:35,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,159 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:47:35,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:35,162 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:35,200 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:47:35,200 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:47:35,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,221 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:47:35,223 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:47:35,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:35,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,273 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:47:35,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:47:35,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:47:35,563 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:47:35,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-10-17 10:47:35,566 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:47:35,566 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:47:35,566 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:47:35,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:47:35,567 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:47:35,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:47:35,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:47:35,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2022-10-17 10:47:35,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:47:35,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:47:35,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:35,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:35,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:35,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:47:35,664 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:47:35,664 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:47:35,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,668 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:35,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:35,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:35,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:35,679 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:47:35,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:35,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:47:35,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:35,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:47:35,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:35,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,732 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:35,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:35,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:35,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:35,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:35,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:35,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:47:35,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:47:35,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:35,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,797 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:35,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:35,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:35,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:35,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:35,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:35,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:47:35,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:47:35,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:35,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,861 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:35,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:35,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:35,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:35,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:35,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:47:35,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:47:35,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:35,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:47:35,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:35,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-10-17 10:47:35,920 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:47:35,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,921 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:35,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:47:35,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:35,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:35,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:35,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:35,932 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:47:35,932 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:35,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:47:35,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:35,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:35,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:35,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:35,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:35,979 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,023 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:36,029 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:47:36,030 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:47:36,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:47:36,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,080 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:47:36,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,089 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:36,092 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:47:36,092 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:47:36,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,128 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:47:36,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:36,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,153 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:47:36,155 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:47:36,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:36,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,188 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:47:36,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,189 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:47:36,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:36,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,206 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:47:36,206 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:36,208 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-10-17 10:47:36,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:36,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,261 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,278 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:36,281 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:47:36,281 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:47:36,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:47:36,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,349 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:47:36,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:36,366 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:47:36,367 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:47:36,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:47:36,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,420 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:47:36,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:47:36,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:47:36,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:47:36,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:47:36,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:47:36,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:47:36,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:47:36,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:47:36,455 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:47:36,465 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:47:36,465 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:47:36,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:47:36,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:47:36,467 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:47:36,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:47:36,468 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:47:36,469 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:47:36,469 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 2*ULTIMATE.start_main_~z~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2022-10-17 10:47:36,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:47:36,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:36,522 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:47:36,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:36,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:47:36,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:47:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:36,567 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 10:47:36,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:47:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:47:36,946 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 [2022-10-17 10:47:36,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:47:37,009 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 20 transitions. Complement of second has 6 states. [2022-10-17 10:47:37,009 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 [2022-10-17 10:47:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:47:37,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2022-10-17 10:47:37,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 3 letters. [2022-10-17 10:47:37,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:37,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 10 letters. Loop has 3 letters. [2022-10-17 10:47:37,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:37,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 6 letters. [2022-10-17 10:47:37,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:47:37,012 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2022-10-17 10:47:37,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:47:37,013 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:47:37,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-10-17 10:47:37,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-10-17 10:47:37,013 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-10-17 10:47:37,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-10-17 10:47:37,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:47:37,014 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:47:37,014 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:47:37,014 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:47:37,014 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:47:37,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:47:37,014 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 10:47:37,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-10-17 10:47:37,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:47:37 BoogieIcfgContainer [2022-10-17 10:47:37,019 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:47:37,020 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:47:37,020 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:47:37,020 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:47:37,020 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:47:31" (3/4) ... [2022-10-17 10:47:37,027 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:47:37,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:47:37,032 INFO L158 Benchmark]: Toolchain (without parser) took 5969.76ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 58.5MB in the beginning and 102.3MB in the end (delta: -43.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:47:37,034 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:47:37,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.15ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 69.6MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:47:37,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.80ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:47:37,040 INFO L158 Benchmark]: Boogie Preprocessor took 31.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 67.2MB in the end (delta: 990.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:47:37,040 INFO L158 Benchmark]: RCFGBuilder took 317.42ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 58.4MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:47:37,041 INFO L158 Benchmark]: BuchiAutomizer took 5309.75ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 103.2MB in the end (delta: -44.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:47:37,041 INFO L158 Benchmark]: Witness Printer took 7.37ms. Allocated memory is still 130.0MB. Free memory was 103.2MB in the beginning and 102.3MB in the end (delta: 848.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:47:37,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.15ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 69.6MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.80ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 67.2MB in the end (delta: 990.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 317.42ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 58.4MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5309.75ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 103.2MB in the end (delta: -44.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.37ms. Allocated memory is still 130.0MB. Free memory was 103.2MB in the beginning and 102.3MB in the end (delta: 848.4kB). 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has 3-nested ranking function (if 2 * z + 1 > 0 then 2 else (if 2 * y + 1 > 0 then 1 else 0)), (if 2 * z + 1 > 0 then 2 * z + 1 else (if 2 * y + 1 > 0 then 2 * y + 1 else 2 * x + 1)) and consists of 6 locations. One deterministic module has 3-nested ranking function (if 2 * z > 0 then 2 else (if 2 * y + 2 * z + 1 > 0 then 1 else 0)), (if 2 * z > 0 then 2 * z else (if 2 * y + 2 * z + 1 > 0 then 2 * y + 2 * z + 1 else 2 * x + 1)) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 31 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 22 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax150 hnf100 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf92 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 61ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 4 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 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! [2022-10-17 10:47:37,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7bc577-2a96-4be1-8ab8-4e3a9e10c790/bin/uautomizer-J5u9QxTXDZ/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