./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- 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-8393723 [2022-11-18 20:55:52,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:55:52,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:55:52,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:55:52,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:55:52,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:55:52,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:55:52,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:55:52,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:55:52,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:55:52,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:55:52,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:55:52,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:55:52,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:55:53,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:55:53,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:55:53,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:55:53,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:55:53,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:55:53,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:55:53,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:55:53,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:55:53,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:55:53,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:55:53,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:55:53,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:55:53,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:55:53,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:55:53,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:55:53,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:55:53,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:55:53,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:55:53,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:55:53,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:55:53,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:55:53,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:55:53,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:55:53,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:55:53,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:55:53,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:55:53,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:55:53,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 20:55:53,080 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:55:53,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:55:53,082 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:55:53,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:55:53,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:55:53,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:55:53,083 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:55:53,084 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:55:53,084 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:55:53,084 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:55:53,085 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:55:53,085 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:55:53,086 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:55:53,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:55:53,086 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:55:53,086 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:55:53,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:55:53,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:55:53,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:55:53,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:55:53,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:55:53,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:55:53,088 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:55:53,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:55:53,088 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:55:53,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:55:53,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:55:53,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:55:53,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:55:53,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:55:53,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:55:53,092 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:55:53,092 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_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2022-11-18 20:55:53,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:55:53,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:55:53,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:55:53,431 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:55:53,432 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:55:53,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2022-11-18 20:55:53,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/data/caa4a6f6b/94f709ad49584a129a946e92b05828d2/FLAG568575524 [2022-11-18 20:55:53,999 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:55:54,000 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/sv-benchmarks/c/termination-nla/ps2-both-t.c [2022-11-18 20:55:54,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/data/caa4a6f6b/94f709ad49584a129a946e92b05828d2/FLAG568575524 [2022-11-18 20:55:54,365 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/data/caa4a6f6b/94f709ad49584a129a946e92b05828d2 [2022-11-18 20:55:54,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:55:54,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:55:54,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:55:54,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:55:54,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:55:54,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae96cfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54, skipping insertion in model container [2022-11-18 20:55:54,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:55:54,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:55:54,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:55:54,617 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:55:54,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:55:54,662 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:55:54,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54 WrapperNode [2022-11-18 20:55:54,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:55:54,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:55:54,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:55:54,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:55:54,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,700 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-18 20:55:54,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:55:54,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:55:54,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:55:54,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:55:54,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,720 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:55:54,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:55:54,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:55:54,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:55:54,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (1/1) ... [2022-11-18 20:55:54,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:54,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:54,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:54,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:55:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:55:54,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:55:54,894 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:55:54,897 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:55:55,015 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:55:55,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:55:55,023 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:55:55,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:55:55 BoogieIcfgContainer [2022-11-18 20:55:55,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:55:55,027 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:55:55,028 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:55:55,032 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:55:55,033 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:55:55,033 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:55:54" (1/3) ... [2022-11-18 20:55:55,034 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5faa30b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:55:55, skipping insertion in model container [2022-11-18 20:55:55,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:55:55,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:55:54" (2/3) ... [2022-11-18 20:55:55,035 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5faa30b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:55:55, skipping insertion in model container [2022-11-18 20:55:55,036 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:55:55,036 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:55:55" (3/3) ... [2022-11-18 20:55:55,038 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2022-11-18 20:55:55,116 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:55:55,117 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:55:55,117 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:55:55,117 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:55:55,117 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:55:55,117 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:55:55,117 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:55:55,118 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:55:55,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:55:55,139 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:55:55,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:55:55,139 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:55:55,145 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 20:55:55,145 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:55:55,145 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:55:55,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:55:55,146 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:55:55,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:55:55,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:55:55,147 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 20:55:55,147 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:55:55,155 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2022-11-18 20:55:55,155 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-18 20:55:55,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:55,162 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-18 20:55:55,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:55,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883899001] [2022-11-18 20:55:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:55,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:55,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-11-18 20:55:55,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:55,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44186302] [2022-11-18 20:55:55,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:55,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:55,288 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:55:55,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [397524288] [2022-11-18 20:55:55,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:55,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:55:55,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:55,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:55:55,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 20:55:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:55,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:55,385 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-18 20:55:55,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:55,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955565266] [2022-11-18 20:55:55,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:55,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:55,393 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:55:55,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1430509500] [2022-11-18 20:55:55,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:55,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:55:55,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:55,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:55:55,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:55:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:55,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:55,671 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:55,672 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:55,672 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:55,672 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:55,672 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:55:55,672 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:55,673 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:55,673 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:55,673 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-18 20:55:55,673 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:55,674 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:55,692 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:55,766 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:55,767 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 20:55:55,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:55,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:55,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:55,812 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 20:55:55,812 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:55,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 20:55:55,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-18 20:55:55,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:55,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:55,855 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:55,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 20:55:55,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 20:55:55,863 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:55,899 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 20:55:55,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:55,911 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:55,912 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:55,912 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:55,912 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:55,912 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:55:55,912 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:55,912 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:55,913 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:55,913 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-18 20:55:55,913 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:55,913 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:55,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:55,998 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:56,003 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:55:56,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,005 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 20:55:56,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:56,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:56,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:56,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-18 20:55:56,083 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 20:55:56,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,089 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 20:55:56,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:56,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,107 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:56,110 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:56,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,128 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 20:55:56,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,130 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 20:55:56,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:56,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:56,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:56,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,179 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 20:55:56,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,180 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 20:55:56,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:56,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:56,201 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:56,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,238 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 20:55:56,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,240 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 20:55:56,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:56,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:56,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,261 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:56,266 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:56,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,287 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 20:55:56,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,289 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 20:55:56,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:56,317 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:55:56,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:56,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:56,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,357 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 20:55:56,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,359 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 20:55:56,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:56,377 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:56,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:56,387 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:56,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,438 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 20:55:56,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,443 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:56,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:56,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:56,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 20:55:56,475 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:56,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,516 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 20:55:56,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,522 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 20:55:56,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:56,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:56,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:56,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,552 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:55:56,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:56,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:56,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:56,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,628 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:56,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:56,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:56,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:56,629 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:55:56,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:56,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:56,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-18 20:55:56,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:56,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:56,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,673 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,676 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,745 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:56,745 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 20:55:56,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,747 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,756 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 20:55:56,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:56,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 20:55:56,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,792 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,800 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 20:55:56,800 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:56,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 20:55:56,830 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 20:55:56,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:56,835 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:56,835 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:56,835 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:56,835 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:56,835 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:55:56,836 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,836 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:56,836 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:56,836 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-18 20:55:56,836 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:56,836 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:56,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:56,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:56,939 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:55:56,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:56,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:56,943 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:56,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:56,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 20:55:56,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:56,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:56,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:56,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:56,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:56,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:55:57,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,020 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 20:55:57,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:57,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:57,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,064 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:57,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:57,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 20:55:57,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,106 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 20:55:57,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,107 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 20:55:57,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,138 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,148 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:55:57,148 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:55:57,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,184 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,208 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,209 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:57,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 20:55:57,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,224 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,257 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:57,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 20:55:57,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,275 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 20:55:57,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,276 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 20:55:57,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,298 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,309 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:55:57,309 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:55:57,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-18 20:55:57,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,356 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 20:55:57,379 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:57,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,399 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,418 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:57,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 20:55:57,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,440 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 20:55:57,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,441 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 20:55:57,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,461 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:57,475 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:55:57,475 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:55:57,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,520 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:57,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 20:55:57,539 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:57,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,569 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 20:55:57,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:57,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:57,588 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:57,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,606 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 20:55:57,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,608 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:57,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,625 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 20:55:57,635 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:55:57,635 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:55:57,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,674 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,691 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:57,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,691 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,693 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:57,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 20:55:57,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,732 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,749 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:57,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,750 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:57,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:57,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 20:55:57,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,774 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 20:55:57,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,776 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 20:55:57,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,795 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:55:57,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,809 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:55:57,809 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:55:57,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,878 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 20:55:57,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,896 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:55:57,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:57,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,932 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:57,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 20:55:57,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:57,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:55:57,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:57,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:57,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:57,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:57,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:57,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:57,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:57,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:57,983 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 20:55:57,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:57,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:57,984 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:57,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 20:55:58,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,003 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,003 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:58,021 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:55:58,021 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:55:58,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-18 20:55:58,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,132 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-18 20:55:58,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,147 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:58,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:58,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,172 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:58,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-18 20:55:58,195 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:58,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,231 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 20:55:58,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,233 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:58,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:58,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-18 20:55:58,263 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:55:58,264 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:55:58,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,303 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,320 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:58,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,320 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:58,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:58,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-18 20:55:58,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,355 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:58,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:58,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:58,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-18 20:55:58,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,399 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 20:55:58,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,400 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,417 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,418 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:55:58,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-18 20:55:58,434 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-18 20:55:58,434 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-18 20:55:58,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,519 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,536 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,536 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:55:58,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:58,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-18 20:55:58,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,562 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:58,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:58,579 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:58,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:58,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:58,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:58,579 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:55:58,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:58,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:58,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-18 20:55:58,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:58,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,601 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-18 20:55:58,602 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-18 20:55:58,602 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-18 20:55:58,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:58,603 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-11-18 20:55:58,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:58,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754769723] [2022-11-18 20:55:58,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:58,608 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:55:58,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [893738552] [2022-11-18 20:55:58,608 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:55:58,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:55:58,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,610 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-18 20:55:58,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-18 20:55:58,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:55:58,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:58,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:58,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:58,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-11-18 20:55:58,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:58,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162940243] [2022-11-18 20:55:58,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:58,685 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:55:58,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [955090722] [2022-11-18 20:55:58,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:55:58,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:55:58,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,687 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-18 20:55:58,724 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-18 20:55:58,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:55:58,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:58,731 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:58,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:55:58,732 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-11-18 20:55:58,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:55:58,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416564640] [2022-11-18 20:55:58,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:55:58,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:55:58,737 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:55:58,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1380503563] [2022-11-18 20:55:58,737 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 20:55:58,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:55:58,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,742 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-18 20:55:58,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-18 20:55:58,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:55:58,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:55:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:55:58,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:55:58,825 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:58,825 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:58,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:58,826 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:58,826 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:55:58,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:58,826 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:58,826 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-18 20:55:58,827 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:58,827 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:58,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:58,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:58,880 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 20:55:58,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,886 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 20:55:58,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:58,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-18 20:55:58,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:58,932 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:58,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 20:55:58,939 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:58,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-18 20:55:58,974 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 20:55:58,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:58,980 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:58,980 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:58,980 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:58,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:58,980 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:55:58,980 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:58,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:58,980 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:58,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-18 20:55:58,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:58,981 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:58,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,040 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:59,040 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:55:59,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,041 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-18 20:55:59,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:59,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:59,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,078 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 20:55:59,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,079 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,101 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:59,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-18 20:55:59,106 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:59,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,129 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 20:55:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,130 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:59,151 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:59,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-18 20:55:59,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,174 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 20:55:59,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,176 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-18 20:55:59,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,194 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:59,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:59,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,230 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 20:55:59,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,231 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:59,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:59,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,250 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:55:59,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-18 20:55:59,253 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:55:59,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,274 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 20:55:59,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,277 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:59,294 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:55:59,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:59,300 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:59,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-18 20:55:59,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,326 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 20:55:59,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,327 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-18 20:55:59,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:59,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:59,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,346 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:55:59,351 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:55:59,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,391 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 20:55:59,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,393 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:59,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:55:59,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:55:59,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-18 20:55:59,416 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:55:59,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,432 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 20:55:59,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,433 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-18 20:55:59,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:55:59,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:55:59,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,451 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:55:59,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:59,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,563 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:59,563 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:59,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:59,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:59,564 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:55:59,564 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,564 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:59,564 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:59,564 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-18 20:55:59,564 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:59,564 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:59,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,674 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:59,675 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 20:55:59,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,676 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-18 20:55:59,688 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 20:55:59,688 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:59,703 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-18 20:55:59,703 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: [] [2022-11-18 20:55:59,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,708 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-18 20:55:59,710 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 20:55:59,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:59,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,745 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 20:55:59,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 20:55:59,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-18 20:55:59,780 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 20:55:59,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,784 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:55:59,784 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:55:59,784 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:55:59,784 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:55:59,784 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:55:59,784 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,784 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:55:59,784 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:55:59,784 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-18 20:55:59,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:55:59,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:55:59,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:55:59,882 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:55:59,882 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:55:59,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,884 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:59,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-18 20:55:59,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:55:59,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:55:59,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,935 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-18 20:55:59,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:59,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:59,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:55:59,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-18 20:55:59,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:55:59,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:55:59,975 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:55:59,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:55:59,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:55:59,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:55:59,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:55:59,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:55:59,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:55:59,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:55:59,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:55:59,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-18 20:56:00,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,018 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 20:56:00,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,020 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,036 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-18 20:56:00,043 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:56:00,043 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:56:00,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,075 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-18 20:56:00,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,094 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,095 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:56:00,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,110 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,128 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,129 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:56:00,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-18 20:56:00,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,154 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 20:56:00,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,155 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-18 20:56:00,181 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:56:00,182 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:56:00,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,208 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-18 20:56:00,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,223 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:00,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,239 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:00,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-18 20:56:00,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,274 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 20:56:00,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,275 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-18 20:56:00,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,297 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:00,309 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:56:00,309 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:56:00,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,350 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,368 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:00,369 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:56:00,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-18 20:56:00,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,391 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-18 20:56:00,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:56:00,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,414 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:00,415 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:56:00,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,428 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 20:56:00,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,429 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-18 20:56:00,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:00,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,456 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:56:00,456 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:56:00,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,496 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,512 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:00,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,512 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,513 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:56:00,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-18 20:56:00,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,535 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-18 20:56:00,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,548 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:00,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:56:00,549 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:56:00,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,563 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 20:56:00,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,564 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-18 20:56:00,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,579 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:56:00,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,590 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:56:00,590 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:56:00,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,698 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,716 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:56:00,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,716 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-18 20:56:00,718 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:00,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,741 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-18 20:56:00,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,760 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:56:00,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,760 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:00,761 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:00,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,775 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 20:56:00,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,776 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:00,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,795 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:00,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-18 20:56:00,809 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:56:00,809 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:56:00,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-18 20:56:00,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,942 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-18 20:56:00,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:00,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:00,956 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:00,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:00,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:00,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:00,957 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:00,958 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:56:00,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:00,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:00,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:00,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:00,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:00,995 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:00,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-18 20:56:01,010 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:01,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:01,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,011 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:56:01,012 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:56:01,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:01,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,042 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 20:56:01,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,043 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,064 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:01,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:01,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-18 20:56:01,073 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:56:01,073 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:56:01,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,110 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,128 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:01,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:01,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:01,129 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:01,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:01,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-18 20:56:01,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,151 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,172 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:56:01,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:01,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:56:01,173 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:56:01,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:01,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-18 20:56:01,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,194 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 20:56:01,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,195 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:01,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,213 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:56:01,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-18 20:56:01,230 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-18 20:56:01,231 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-18 20:56:01,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,318 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,339 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:01,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:01,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,340 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:56:01,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:56:01,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:01,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-18 20:56:01,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:56:01,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:01,356 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:01,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:56:01,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:56:01,373 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:56:01,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:56:01,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:56:01,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:56:01,373 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:56:01,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-18 20:56:01,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:56:01,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:56:01,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:56:01,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:56:01 BoogieIcfgContainer [2022-11-18 20:56:01,415 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 20:56:01,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:56:01,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:56:01,417 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:56:01,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:55:55" (3/4) ... [2022-11-18 20:56:01,420 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:56:01,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:56:01,422 INFO L158 Benchmark]: Toolchain (without parser) took 7051.76ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 98.4MB in the beginning and 76.7MB in the end (delta: 21.7MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2022-11-18 20:56:01,422 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:56:01,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.69ms. Allocated memory is still 130.0MB. Free memory was 98.4MB in the beginning and 107.9MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:56:01,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.19ms. Allocated memory is still 130.0MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:56:01,424 INFO L158 Benchmark]: Boogie Preprocessor took 21.05ms. Allocated memory is still 130.0MB. Free memory was 106.8MB in the beginning and 105.9MB in the end (delta: 988.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:56:01,424 INFO L158 Benchmark]: RCFGBuilder took 302.80ms. Allocated memory is still 130.0MB. Free memory was 105.4MB in the beginning and 97.3MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:56:01,425 INFO L158 Benchmark]: BuchiAutomizer took 6387.80ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 96.8MB in the beginning and 77.3MB in the end (delta: 19.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2022-11-18 20:56:01,425 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 157.3MB. Free memory was 77.3MB in the beginning and 76.7MB in the end (delta: 535.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:56:01,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.69ms. Allocated memory is still 130.0MB. Free memory was 98.4MB in the beginning and 107.9MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.19ms. Allocated memory is still 130.0MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.05ms. Allocated memory is still 130.0MB. Free memory was 106.8MB in the beginning and 105.9MB in the end (delta: 988.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.80ms. Allocated memory is still 130.0MB. Free memory was 105.4MB in the beginning and 97.3MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6387.80ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 96.8MB in the beginning and 77.3MB in the end (delta: 19.5MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 157.3MB. Free memory was 77.3MB in the beginning and 76.7MB in the end (delta: 535.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 118ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-18 20:56:01,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:01,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2022-11-18 20:56:02,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-18 20:56:02,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:56:02,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8590e790-319e-4294-808f-16fe0afb6c01/bin/uautomizer-TMbwUNV5ro/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN