./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/and-05.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/and-05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8 --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 48505588d7e651383dbb51501a7ba8151dafe2f0aaf2cdca9e989876f7735131 --- 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-2329fc7 [2022-12-13 11:33:08,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:33:08,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:33:08,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:33:08,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:33:08,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:33:08,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:33:08,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:33:08,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:33:08,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:33:08,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:33:08,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:33:08,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:33:08,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:33:08,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:33:08,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:33:08,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:33:08,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:33:08,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:33:08,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:33:08,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:33:08,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:33:08,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:33:08,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:33:08,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:33:08,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:33:08,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:33:08,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:33:08,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:33:08,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:33:08,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:33:08,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:33:08,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:33:08,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:33:08,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:33:08,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:33:08,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:33:08,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:33:08,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:33:08,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:33:08,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:33:08,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 11:33:08,586 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:33:08,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:33:08,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:33:08,587 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:33:08,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:33:08,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:33:08,589 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 11:33:08,589 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 11:33:08,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:33:08,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:33:08,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:33:08,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:33:08,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 11:33:08,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 11:33:08,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:33:08,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:33:08,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:33:08,592 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:33:08,593 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 11:33:08,593 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_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48505588d7e651383dbb51501a7ba8151dafe2f0aaf2cdca9e989876f7735131 [2022-12-13 11:33:08,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:33:08,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:33:08,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:33:08,786 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:33:08,786 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:33:08,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-bwb/and-05.c [2022-12-13 11:33:11,276 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:33:11,419 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:33:11,419 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/sv-benchmarks/c/termination-bwb/and-05.c [2022-12-13 11:33:11,424 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/data/96d9ecd87/4a01ca6f1d16406abbc31950b9280b60/FLAGe86c9bfa2 [2022-12-13 11:33:11,841 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/data/96d9ecd87/4a01ca6f1d16406abbc31950b9280b60 [2022-12-13 11:33:11,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:33:11,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:33:11,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:33:11,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:33:11,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:33:11,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:33:11" (1/1) ... [2022-12-13 11:33:11,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1876b927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:11, skipping insertion in model container [2022-12-13 11:33:11,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:33:11" (1/1) ... [2022-12-13 11:33:11,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:33:11,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:33:11,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:33:11,982 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:33:11,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:33:12,006 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:33:12,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12 WrapperNode [2022-12-13 11:33:12,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:33:12,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:33:12,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:33:12,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:33:12,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,035 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2022-12-13 11:33:12,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:33:12,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:33:12,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:33:12,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:33:12,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:33:12,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:33:12,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:33:12,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:33:12,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (1/1) ... [2022-12-13 11:33:12,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:12,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:12,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 11:33:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:33:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:33:12,153 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:33:12,155 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:33:12,220 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:33:12,227 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:33:12,227 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 11:33:12,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:33:12 BoogieIcfgContainer [2022-12-13 11:33:12,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:33:12,230 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 11:33:12,230 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 11:33:12,233 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 11:33:12,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:33:12,233 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 11:33:11" (1/3) ... [2022-12-13 11:33:12,234 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fe9a33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:33:12, skipping insertion in model container [2022-12-13 11:33:12,234 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:33:12,235 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:33:12" (2/3) ... [2022-12-13 11:33:12,235 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fe9a33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:33:12, skipping insertion in model container [2022-12-13 11:33:12,235 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:33:12,235 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:33:12" (3/3) ... [2022-12-13 11:33:12,237 INFO L332 chiAutomizerObserver]: Analyzing ICFG and-05.c [2022-12-13 11:33:12,290 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 11:33:12,290 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 11:33:12,290 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 11:33:12,290 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 11:33:12,291 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 11:33:12,291 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 11:33:12,291 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 11:33:12,291 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 11:33:12,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:12,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:12,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:33:12,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:33:12,320 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:33:12,320 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 11:33:12,321 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 11:33:12,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:12,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:12,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:33:12,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:33:12,323 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:33:12,323 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 11:33:12,330 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 8#L16-2true [2022-12-13 11:33:12,331 INFO L750 eck$LassoCheckResult]: Loop: 8#L16-2true assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 3#L17true assume 0 == main_~x~0#1 - 1 || 0 == main_~y~0#1;main_#t~nondet2#1 := 0; 10#L17-4true main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 8#L16-2true [2022-12-13 11:33:12,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:12,337 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 11:33:12,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:12,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390716869] [2022-12-13 11:33:12,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:12,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:12,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:12,438 INFO L85 PathProgramCache]: Analyzing trace with hash 40819, now seen corresponding path program 1 times [2022-12-13 11:33:12,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:12,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982990762] [2022-12-13 11:33:12,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:12,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,462 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:12,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:12,464 INFO L85 PathProgramCache]: Analyzing trace with hash 28699761, now seen corresponding path program 1 times [2022-12-13 11:33:12,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:12,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743495656] [2022-12-13 11:33:12,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:12,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:12,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:12,563 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:12,563 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:12,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:12,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:12,563 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:33:12,564 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,564 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:12,564 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:12,564 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration1_Loop [2022-12-13 11:33:12,564 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:12,564 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:12,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:12,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:12,641 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:12,642 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:33:12,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:12,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:12,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 11:33:12,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:12,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:12,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:12,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:12,667 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:12,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 11:33:12,669 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:33:12,669 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:12,735 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:33:12,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 11:33:12,738 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:12,739 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:12,739 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:12,739 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:12,744 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:33:12,744 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,744 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:12,744 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:12,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration1_Loop [2022-12-13 11:33:12,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:12,744 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:12,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:12,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:12,780 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:12,784 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:33:12,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:12,786 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:12,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 11:33:12,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:12,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:12,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:12,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:12,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:12,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:12,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:12,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:12,806 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:33:12,816 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-12-13 11:33:12,816 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-12-13 11:33:12,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:12,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:12,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:12,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 11:33:12,854 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:33:12,854 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 11:33:12,855 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:33:12,855 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-12-13 11:33:12,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 11:33:12,861 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 11:33:12,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:12,888 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:33:12,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:12,900 WARN L261 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 11:33:12,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:12,971 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 [2022-12-13 11:33:12,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,058 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 54 transitions. Complement of second has 13 states. [2022-12-13 11:33:13,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-12-13 11:33:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 29 transitions. [2022-12-13 11:33:13,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 2 letters. Loop has 3 letters. [2022-12-13 11:33:13,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 5 letters. Loop has 3 letters. [2022-12-13 11:33:13,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 2 letters. Loop has 6 letters. [2022-12-13 11:33:13,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2022-12-13 11:33:13,068 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:13,071 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 20 states and 28 transitions. [2022-12-13 11:33:13,072 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-12-13 11:33:13,072 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-12-13 11:33:13,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2022-12-13 11:33:13,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 11:33:13,072 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2022-12-13 11:33:13,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2022-12-13 11:33:13,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 13. [2022-12-13 11:33:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2022-12-13 11:33:13,092 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-12-13 11:33:13,092 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-12-13 11:33:13,092 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 11:33:13,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2022-12-13 11:33:13,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:13,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:33:13,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:33:13,093 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-12-13 11:33:13,093 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 11:33:13,094 INFO L748 eck$LassoCheckResult]: Stem: 112#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 113#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_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~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; 116#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 109#L17 [2022-12-13 11:33:13,094 INFO L750 eck$LassoCheckResult]: Loop: 109#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 105#L17-2 assume main_~x~0#1 - 1 == main_~y~0#1;main_#t~nondet2#1 := main_~x~0#1 - 1; 106#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 114#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 109#L17 [2022-12-13 11:33:13,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,094 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-12-13 11:33:13,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037764185] [2022-12-13 11:33:13,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,100 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:13,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1419160, now seen corresponding path program 1 times [2022-12-13 11:33:13,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430451281] [2022-12-13 11:33:13,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:13,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1810723007, now seen corresponding path program 1 times [2022-12-13 11:33:13,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796560874] [2022-12-13 11:33:13,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:13,152 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:13,152 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:13,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:13,153 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:13,153 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:33:13,153 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,153 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:13,153 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:13,153 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration2_Loop [2022-12-13 11:33:13,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:13,153 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:13,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:13,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:13,181 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:13,181 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:33:13,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,182 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 11:33:13,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:13,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:13,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 11:33:13,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,201 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 11:33:13,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:33:13,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:13,290 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:33:13,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 11:33:13,293 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:13,294 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:13,294 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:13,294 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:13,294 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:33:13,294 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,294 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:13,294 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:13,294 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration2_Loop [2022-12-13 11:33:13,294 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:13,294 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:13,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:13,302 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:13,319 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:13,319 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:33:13,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,320 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 11:33:13,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:13,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:13,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:13,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:13,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:13,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:13,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:13,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:13,337 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:33:13,340 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 11:33:13,340 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-12-13 11:33:13,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,342 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 11:33:13,344 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:33:13,344 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 11:33:13,344 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:33:13,344 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-12-13 11:33:13,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 11:33:13,347 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 11:33:13,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:13,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:33:13,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:13,367 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 11:33:13,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:13,401 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 [2022-12-13 11:33:13,401 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,441 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 43 transitions. Complement of second has 9 states. [2022-12-13 11:33:13,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 11:33:13,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2022-12-13 11:33:13,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 3 letters. Loop has 4 letters. [2022-12-13 11:33:13,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 7 letters. Loop has 4 letters. [2022-12-13 11:33:13,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 3 letters. Loop has 8 letters. [2022-12-13 11:33:13,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:13,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2022-12-13 11:33:13,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:13,446 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 27 states and 36 transitions. [2022-12-13 11:33:13,446 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-12-13 11:33:13,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-12-13 11:33:13,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-12-13 11:33:13,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 11:33:13,446 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-12-13 11:33:13,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-12-13 11:33:13,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2022-12-13 11:33:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2022-12-13 11:33:13,449 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-12-13 11:33:13,449 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-12-13 11:33:13,450 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 11:33:13,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2022-12-13 11:33:13,450 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:13,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:33:13,451 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:33:13,451 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 11:33:13,451 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 11:33:13,451 INFO L748 eck$LassoCheckResult]: Stem: 212#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 213#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 214#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 217#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 206#L17-2 assume !(main_~x~0#1 - 1 == main_~y~0#1);main_#t~nondet2#1 := ~bitwiseAnd(main_~x~0#1 - 1, main_~y~0#1);assume (main_~x~0#1 - 1 < 0 || main_~y~0#1 < 0) || (main_#t~nondet2#1 <= main_~x~0#1 - 1 && main_#t~nondet2#1 <= main_~y~0#1);assume (main_~x~0#1 - 1 < 0 && main_~y~0#1 < 0) || main_#t~nondet2#1 >= 0;assume (main_~x~0#1 - 1 >= 0 && main_~y~0#1 >= 0) || main_#t~nondet2#1 > main_~x~0#1 - 1 + main_~y~0#1; 207#L17-4 [2022-12-13 11:33:13,452 INFO L750 eck$LassoCheckResult]: Loop: 207#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 210#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 201#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 202#L17-2 assume main_~x~0#1 - 1 == main_~y~0#1;main_#t~nondet2#1 := main_~x~0#1 - 1; 207#L17-4 [2022-12-13 11:33:13,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,452 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 1 times [2022-12-13 11:33:13,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587657270] [2022-12-13 11:33:13,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,468 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:13,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1619800, now seen corresponding path program 2 times [2022-12-13 11:33:13,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708646396] [2022-12-13 11:33:13,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,475 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:13,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:13,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:13,481 INFO L85 PathProgramCache]: Analyzing trace with hash 644902404, now seen corresponding path program 1 times [2022-12-13 11:33:13,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:13,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410200425] [2022-12-13 11:33:13,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:13,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:33:13,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410200425] [2022-12-13 11:33:13,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410200425] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:33:13,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015701472] [2022-12-13 11:33:13,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:13,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:33:13,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,583 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-13 11:33:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:13,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 11:33:13,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:13,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 11:33:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:13,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015701472] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 11:33:13,704 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 11:33:13,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-12-13 11:33:13,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431402563] [2022-12-13 11:33:13,706 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 11:33:13,731 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:13,731 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:13,732 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:13,732 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:13,732 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:33:13,732 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,732 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:13,732 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:13,732 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration3_Loop [2022-12-13 11:33:13,732 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:13,732 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:13,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:13,754 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:13,754 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:33:13,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,755 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 11:33:13,757 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:13,757 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:13,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 11:33:13,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:13,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:13,788 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 11:33:13,790 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:33:13,790 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:17,463 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:33:17,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 11:33:17,469 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:17,469 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:17,469 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:17,469 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:17,469 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:33:17,469 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,469 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:17,469 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:17,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration3_Loop [2022-12-13 11:33:17,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:17,470 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:17,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:17,494 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:17,494 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:33:17,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:17,495 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:17,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 11:33:17,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:17,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:17,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:17,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:17,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:17,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:17,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:17,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:17,511 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:33:17,515 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-12-13 11:33:17,515 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-12-13 11:33:17,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:17,516 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:17,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 11:33:17,518 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:33:17,518 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 11:33:17,518 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:33:17,518 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~nondet2#1) = 1*ULTIMATE.start_main_#t~nondet2#1 Supporting invariants [] [2022-12-13 11:33:17,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 11:33:17,521 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 11:33:17,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:17,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:33:17,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:33:17,538 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 11:33:17,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:33:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:33:17,557 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 [2022-12-13 11:33:17,557 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:17,576 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 77 transitions. Complement of second has 7 states. [2022-12-13 11:33:17,576 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 [2022-12-13 11:33:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:17,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-12-13 11:33:17,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 4 letters. [2022-12-13 11:33:17,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:17,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2022-12-13 11:33:17,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:17,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 8 letters. [2022-12-13 11:33:17,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:33:17,579 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 77 transitions. [2022-12-13 11:33:17,580 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 11:33:17,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 55 states and 75 transitions. [2022-12-13 11:33:17,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-12-13 11:33:17,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2022-12-13 11:33:17,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 75 transitions. [2022-12-13 11:33:17,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 11:33:17,580 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 75 transitions. [2022-12-13 11:33:17,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 75 transitions. [2022-12-13 11:33:17,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2022-12-13 11:33:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 52 states have internal predecessors, (73), 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) [2022-12-13 11:33:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 73 transitions. [2022-12-13 11:33:17,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 73 transitions. [2022-12-13 11:33:17,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:33:17,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 11:33:17,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:33:17,586 INFO L87 Difference]: Start difference. First operand 53 states and 73 transitions. Second operand has 9 states, 8 states have (on average 2.375) internal successors, (19), 9 states have internal predecessors, (19), 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) [2022-12-13 11:33:17,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:33:17,632 INFO L93 Difference]: Finished difference Result 55 states and 70 transitions. [2022-12-13 11:33:17,633 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 70 transitions. [2022-12-13 11:33:17,634 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:17,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 48 states and 61 transitions. [2022-12-13 11:33:17,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 11:33:17,635 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-12-13 11:33:17,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 61 transitions. [2022-12-13 11:33:17,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 11:33:17,635 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 61 transitions. [2022-12-13 11:33:17,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 61 transitions. [2022-12-13 11:33:17,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 30. [2022-12-13 11:33:17,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:17,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 29 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:33:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 41 transitions. [2022-12-13 11:33:17,645 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2022-12-13 11:33:17,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 11:33:17,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 11:33:17,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2022-12-13 11:33:17,647 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 11:33:17,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 41 transitions. [2022-12-13 11:33:17,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 11:33:17,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 11:33:17,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:33:17,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:33:17,649 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-12-13 11:33:17,649 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 11:33:17,649 INFO L748 eck$LassoCheckResult]: Stem: 512#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 513#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_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~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; 514#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 517#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 502#L17-2 [2022-12-13 11:33:17,649 INFO L750 eck$LassoCheckResult]: Loop: 502#L17-2 assume !(main_~x~0#1 - 1 == main_~y~0#1);main_#t~nondet2#1 := ~bitwiseAnd(main_~x~0#1 - 1, main_~y~0#1);assume (main_~x~0#1 - 1 < 0 || main_~y~0#1 < 0) || (main_#t~nondet2#1 <= main_~x~0#1 - 1 && main_#t~nondet2#1 <= main_~y~0#1);assume (main_~x~0#1 - 1 < 0 && main_~y~0#1 < 0) || main_#t~nondet2#1 >= 0;assume (main_~x~0#1 - 1 >= 0 && main_~y~0#1 >= 0) || main_#t~nondet2#1 > main_~x~0#1 - 1 + main_~y~0#1; 503#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 509#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 506#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 502#L17-2 [2022-12-13 11:33:17,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:17,650 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-12-13 11:33:17,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:17,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580474453] [2022-12-13 11:33:17,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:17,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:17,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:17,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1571592, now seen corresponding path program 1 times [2022-12-13 11:33:17,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:17,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791521791] [2022-12-13 11:33:17,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:17,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,672 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:17,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:33:17,673 INFO L85 PathProgramCache]: Analyzing trace with hash 297897967, now seen corresponding path program 1 times [2022-12-13 11:33:17,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:33:17,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602947943] [2022-12-13 11:33:17,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:33:17,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:33:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:33:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:33:17,685 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:33:17,734 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:17,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:17,734 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:17,734 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:17,734 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:33:17,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:17,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:17,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Loop [2022-12-13 11:33:17,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:17,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:17,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:17,747 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:17,801 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:17,802 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:33:17,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:17,803 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:17,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 11:33:17,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:17,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:17,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 11:33:17,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:17,827 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:17,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 11:33:17,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:33:17,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:17,989 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:33:17,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 11:33:17,993 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:17,993 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:17,993 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:17,993 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:17,993 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:33:17,993 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:17,993 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:17,993 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:17,993 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Loop [2022-12-13 11:33:17,993 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:17,993 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:17,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,062 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:18,063 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:33:18,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,064 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 11:33:18,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,076 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:18,078 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:18,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 11:33:18,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,084 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 11:33:18,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:18,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:18,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 11:33:18,101 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 11:33:18,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,102 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 11:33:18,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,115 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:18,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:33:18,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,126 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 11:33:18,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,139 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:18,139 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:18,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 11:33:18,143 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 11:33:18,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,144 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 11:33:18,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,157 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,159 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 11:33:18,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 11:33:18,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,167 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 11:33:18,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,179 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:18,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 11:33:18,185 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 11:33:18,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,186 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 11:33:18,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,199 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:18,201 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-12-13 11:33:18,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,210 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 11:33:18,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,223 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:18,224 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:18,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 11:33:18,229 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 11:33:18,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,230 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 11:33:18,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,242 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:18,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,242 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,242 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:18,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:33:18,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 11:33:18,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,256 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 11:33:18,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:18,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:18,269 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:18,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-12-13 11:33:18,274 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-12-13 11:33:18,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,275 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 11:33:18,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,288 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 11:33:18,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,288 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,292 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 11:33:18,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 11:33:18,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,310 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 11:33:18,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 11:33:18,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:18,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 11:33:18,331 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-12-13 11:33:18,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,332 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 11:33:18,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,346 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 11:33:18,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,346 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,346 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:18,351 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-12-13 11:33:18,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 11:33:18,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,380 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 11:33:18,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,392 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 11:33:18,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:18,395 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:18,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,402 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-12-13 11:33:18,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,403 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 11:33:18,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:18,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,416 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,419 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 11:33:18,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,429 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 11:33:18,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,441 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:18,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:18,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:18,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 11:33:18,448 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-12-13 11:33:18,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,449 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 11:33:18,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 11:33:18,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,462 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:18,462 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 11:33:18,465 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 11:33:18,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-12-13 11:33:18,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,481 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 11:33:18,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:18,493 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 11:33:18,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,494 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 11:33:18,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:33:18,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,516 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:18,516 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:18,516 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:18,516 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:18,516 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:33:18,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,516 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:18,516 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:18,516 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Lasso [2022-12-13 11:33:18,516 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:18,517 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:18,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,610 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:18,610 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:33:18,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,611 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 11:33:18,613 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:18,613 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,624 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:33:18,624 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~res~0#1=0} Honda state: {ULTIMATE.start_main_~res~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 11:33:18,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 11:33:18,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,628 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 11:33:18,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:18,630 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:33:18,641 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 11:33:18,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 11:33:18,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,645 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 11:33:18,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:18,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,659 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:33:18,659 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 11:33:18,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,663 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 11:33:18,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:18,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,676 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:33:18,676 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 11:33:18,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,680 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 11:33:18,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:33:18,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,704 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 11:33:18,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:33:18,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:33:18,843 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:33:18,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:18,847 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:33:18,847 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:33:18,847 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:33:18,847 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:33:18,847 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:33:18,847 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,847 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:33:18,847 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:33:18,847 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Lasso [2022-12-13 11:33:18,847 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:33:18,847 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:33:18,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:33:18,940 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:33:18,940 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:33:18,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,941 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 11:33:18,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:18,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:18,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 11:33:18,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,959 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 11:33:18,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:18,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:18,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 11:33:18,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,976 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 11:33:18,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:18,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:18,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:18,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:18,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:18,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:18,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:18,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:18,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:18,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 11:33:18,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:18,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:18,993 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:18,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 11:33:18,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,005 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:19,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:19,010 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-12-13 11:33:19,010 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 11:33:19,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:19,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,026 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 11:33:19,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:19,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:19,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-12-13 11:33:19,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,047 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 11:33:19,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:33:19,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:33:19,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-12-13 11:33:19,063 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 11:33:19,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,064 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 11:33:19,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,077 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:19,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,082 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 11:33:19,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,094 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,094 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 11:33:19,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,099 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 11:33:19,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,111 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 11:33:19,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,116 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 11:33:19,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,129 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:19,129 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,135 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-12-13 11:33:19,135 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-12-13 11:33:19,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 11:33:19,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,156 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 11:33:19,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,169 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-12-13 11:33:19,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,174 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 11:33:19,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 11:33:19,190 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 11:33:19,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,191 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 11:33:19,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,203 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:19,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-12-13 11:33:19,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,208 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 11:33:19,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,223 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,223 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:19,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:19,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,228 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 11:33:19,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,241 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:19,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:19,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,246 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 11:33:19,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,258 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:19,258 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,266 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-12-13 11:33:19,266 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-12-13 11:33:19,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-12-13 11:33:19,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,294 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 11:33:19,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,308 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:19,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 11:33:19,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,312 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 11:33:19,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,325 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 11:33:19,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 11:33:19,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-12-13 11:33:19,330 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 11:33:19,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,331 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 11:33:19,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,343 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,343 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:19,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-12-13 11:33:19,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,348 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 11:33:19,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,361 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,362 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:19,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-12-13 11:33:19,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,366 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 11:33:19,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,379 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:19,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-12-13 11:33:19,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,384 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 11:33:19,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,396 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:19,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,405 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-12-13 11:33:19,405 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-12-13 11:33:19,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-12-13 11:33:19,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,435 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 11:33:19,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,448 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,449 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:19,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-12-13 11:33:19,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,454 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 11:33:19,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:33:19,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 11:33:19,467 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 11:33:19,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-12-13 11:33:19,471 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 11:33:19,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,472 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 11:33:19,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:19,484 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:19,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,485 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 11:33:19,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,490 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-12-13 11:33:19,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:19,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:19,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,503 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-12-13 11:33:19,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,509 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-12-13 11:33:19,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:19,521 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:19,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:33:19,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:33:19,521 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,522 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 11:33:19,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:33:19,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:33:19,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-12-13 11:33:19,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,527 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-12-13 11:33:19,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:33:19,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 11:33:19,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 11:33:19,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:33:19,540 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 11:33:19,540 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 11:33:19,546 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-12-13 11:33:19,546 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-12-13 11:33:19,575 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:33:19,676 INFO L443 ModelExtractionUtils]: Simplification made 31 calls to the SMT solver. [2022-12-13 11:33:19,676 INFO L444 ModelExtractionUtils]: 0 out of 26 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-12-13 11:33:19,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:33:19,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:33:19,677 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:33:19,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-12-13 11:33:19,679 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:33:19,693 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2022-12-13 11:33:19,693 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:33:19,693 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 3*ULTIMATE.start_main_~x~0#1 + 2 f1 = 0 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0, 3*ULTIMATE.start_main_~x~0#1 - 2*ULTIMATE.start_main_~y~0#1 >= 0] [2022-12-13 11:33:19,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-12-13 11:33:19,698 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: Inconsistent sorts at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.of(PolynomialRelation.java:608) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.comparison(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1457) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1372) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.convertApplicationTerm(SmtUtils.java:1361) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.convertApplicationTerm(Substitution.java:53) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUtils.computeClosedFormula(PredicateUtils.java:94) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:130) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:89) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:93) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.getRankInEquality(BinaryStatePredicateManager.java:354) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.decodeLex(BinaryStatePredicateManager.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.computePredicates(BinaryStatePredicateManager.java:121) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:667) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:908) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:819) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-13 11:33:19,701 INFO L158 Benchmark]: Toolchain (without parser) took 7857.23ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 99.4MB in the beginning and 92.6MB in the end (delta: 6.9MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 162.19ms. Allocated memory is still 134.2MB. Free memory was 99.0MB in the beginning and 90.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.01ms. Allocated memory is still 134.2MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: Boogie Preprocessor took 17.21ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 87.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: RCFGBuilder took 175.12ms. Allocated memory is still 134.2MB. Free memory was 87.6MB in the beginning and 79.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 11:33:19,702 INFO L158 Benchmark]: BuchiAutomizer took 7470.58ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 79.0MB in the beginning and 92.6MB in the end (delta: -13.6MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2022-12-13 11:33:19,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 162.19ms. Allocated memory is still 134.2MB. Free memory was 99.0MB in the beginning and 90.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.01ms. Allocated memory is still 134.2MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.21ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 87.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 175.12ms. Allocated memory is still 134.2MB. Free memory was 87.6MB in the beginning and 79.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7470.58ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 79.0MB in the beginning and 92.6MB in the end (delta: -13.6MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: Inconsistent sorts de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: Inconsistent sorts: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-13 11:33:19,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-12-13 11:33:19,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-13 11:33:20,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d19e92-5d42-41a4-bdbc-a68944cda6b5/bin/uautomizer-uyxdKDjOR8/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Inconsistent sorts