./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 --- 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-e04fb08 [2022-11-16 12:41:10,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:41:10,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:41:10,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:41:10,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:41:10,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:41:10,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:41:10,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:41:10,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:41:10,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:41:10,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:41:10,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:41:10,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:41:10,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:41:10,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:41:10,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:41:10,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:41:10,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:41:10,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:41:10,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:41:10,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:41:10,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:41:10,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:41:10,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:41:10,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:41:10,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:41:10,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:41:10,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:41:10,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:41:10,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:41:10,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:41:10,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:41:10,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:41:10,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:41:10,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:41:10,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:41:10,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:41:10,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:41:10,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:41:10,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:41:10,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:41:10,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-16 12:41:10,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:41:10,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:41:10,203 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:41:10,203 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:41:10,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:41:10,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:41:10,205 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:41:10,205 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:41:10,206 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:41:10,206 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:41:10,207 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:41:10,207 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:41:10,207 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:41:10,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:41:10,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:41:10,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:41:10,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:41:10,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:41:10,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:41:10,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:41:10,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:41:10,210 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:41:10,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:41:10,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:41:10,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:41:10,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:41:10,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:41:10,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:41:10,213 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:41:10,214 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_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 [2022-11-16 12:41:10,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:41:10,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:41:10,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:41:10,577 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:41:10,579 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:41:10,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2022-11-16 12:41:10,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/data/b74e8a1cd/4523fd23fef7426188855a7a5885d995/FLAG7a02b0654 [2022-11-16 12:41:11,263 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:41:11,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2022-11-16 12:41:11,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/data/b74e8a1cd/4523fd23fef7426188855a7a5885d995/FLAG7a02b0654 [2022-11-16 12:41:11,624 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/data/b74e8a1cd/4523fd23fef7426188855a7a5885d995 [2022-11-16 12:41:11,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:41:11,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:41:11,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:41:11,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:41:11,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:41:11,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:11,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a50e894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11, skipping insertion in model container [2022-11-16 12:41:11,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:11,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:41:11,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:41:11,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:41:11,943 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:41:11,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:41:11,973 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:41:11,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11 WrapperNode [2022-11-16 12:41:11,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:41:11,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:41:11,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:41:11,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:41:11,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:11,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,006 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-11-16 12:41:12,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:41:12,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:41:12,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:41:12,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:41:12,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,022 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:41:12,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:41:12,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:41:12,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:41:12,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (1/1) ... [2022-11-16 12:41:12,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:12,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:12,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:12,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:41:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:41:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:41:12,194 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:41:12,197 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:41:12,309 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:41:12,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:41:12,316 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:41:12,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:12 BoogieIcfgContainer [2022-11-16 12:41:12,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:41:12,325 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:41:12,325 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:41:12,330 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:41:12,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:41:12,333 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:41:11" (1/3) ... [2022-11-16 12:41:12,334 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ba7b8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:41:12, skipping insertion in model container [2022-11-16 12:41:12,334 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:41:12,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:11" (2/3) ... [2022-11-16 12:41:12,335 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ba7b8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:41:12, skipping insertion in model container [2022-11-16 12:41:12,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:41:12,335 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:12" (3/3) ... [2022-11-16 12:41:12,337 INFO L332 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2022-11-16 12:41:12,419 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:41:12,419 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:41:12,419 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:41:12,419 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:41:12,419 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:41:12,419 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:41:12,420 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:41:12,420 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:41:12,425 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) [2022-11-16 12:41:12,456 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-16 12:41:12,457 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:41:12,457 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:41:12,463 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-16 12:41:12,463 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-16 12:41:12,464 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:41:12,464 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) [2022-11-16 12:41:12,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-16 12:41:12,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:41:12,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:41:12,466 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-16 12:41:12,467 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-16 12:41:12,476 INFO L748 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L16true assume main_~y~0#1 > main_~x~0#1; 4#L17-2true [2022-11-16 12:41:12,476 INFO L750 eck$LassoCheckResult]: Loop: 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-16 12:41:12,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:12,485 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-11-16 12:41:12,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:12,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311961018] [2022-11-16 12:41:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:12,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:41:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:41:12,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:12,659 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2022-11-16 12:41:12,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:12,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57844449] [2022-11-16 12:41:12,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:12,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:41:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:41:12,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:12,703 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2022-11-16 12:41:12,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:12,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156084220] [2022-11-16 12:41:12,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:12,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:41:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:12,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:41:12,859 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:41:12,870 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:41:12,870 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:41:12,871 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:41:12,871 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:41:12,871 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:12,871 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:41:12,872 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:41:12,872 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2022-11-16 12:41:12,872 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:41:12,872 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:41:12,916 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:12,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:12,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:12,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:12,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:12,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,061 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:41:13,062 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:41:13,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,078 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:41:13,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:41:13,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:41:13,125 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:41:13,126 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:41:13,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,154 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:41:13,154 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:41:13,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:41:13,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:41:13,197 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:41:13,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:41:13,303 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:41:13,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,307 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:41:13,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:41:13,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:41:13,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:41:13,307 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:41:13,308 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:41:13,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:41:13,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2022-11-16 12:41:13,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:41:13,308 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:41:13,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:41:13,414 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:41:13,418 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:41:13,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,421 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:41:13,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:13,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:41:13,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-16 12:41:13,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,511 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:41:13,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:13,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:41:13,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,640 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:13,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:41:13,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:41:13,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:13,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,721 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:41:13,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:13,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:41:13,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:13,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,761 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:41:13,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:13,808 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:41:13,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,861 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:41:13,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:13,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:41:13,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:41:13,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:13,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-16 12:41:13,900 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 12:41:13,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,901 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:41:13,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,915 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:13,920 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:13,920 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:13,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:13,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:13,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:13,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:13,945 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:13,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:41:13,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:13,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:13,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:13,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:13,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:13,972 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:13,972 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:13,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,005 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:41:14,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,027 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:14,028 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:14,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,048 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:41:14,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,066 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:14,067 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:14,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,077 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:41:14,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,095 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:14,099 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:14,099 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:14,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,146 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:41:14,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:14,177 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:14,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,199 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 12:41:14,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,201 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:41:14,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,231 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,241 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:14,241 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:14,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-16 12:41:14,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,284 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:41:14,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,310 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,321 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:14,322 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:14,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,356 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 12:41:14,359 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 [2022-11-16 12:41:14,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,374 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:14,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,394 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 12:41:14,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:14,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,453 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,482 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 12:41:14,487 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:14,487 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:14,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,530 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 12:41:14,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:14,550 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:14,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,577 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 12:41:14,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,579 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 12:41:14,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,602 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,607 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:14,608 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:14,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,632 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-16 12:41:14,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,678 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:14,678 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:14,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,718 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 12:41:14,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,743 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,744 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:14,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,780 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 12:41:14,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,803 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,804 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:14,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,837 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 12:41:14,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,855 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,865 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:14,865 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:14,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,904 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:41:14,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:14,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:14,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:14,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:14,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 12:41:14,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:14,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:14,950 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 12:41:14,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:14,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:14,952 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:14,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:14,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:14,971 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:14,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:14,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:14,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:14,975 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:14,975 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:14,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 12:41:14,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,008 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:15,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,026 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:15,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 12:41:15,031 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:15,031 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:15,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,068 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,072 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 [2022-11-16 12:41:15,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,085 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:15,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:15,087 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:15,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 12:41:15,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,116 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 12:41:15,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,135 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:15,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,136 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:15,139 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:15,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,162 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 12:41:15,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,182 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:15,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,183 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:15,187 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:41:15,187 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:41:15,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,220 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 12:41:15,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:15,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:41:15,242 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:41:15,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,269 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-16 12:41:15,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,272 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,289 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 12:41:15,294 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:15,295 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:15,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,336 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 12:41:15,360 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:15,360 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:15,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,401 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,404 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 [2022-11-16 12:41:15,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,417 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,419 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:15,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 12:41:15,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,444 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 12:41:15,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,463 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,463 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:15,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,505 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 12:41:15,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,526 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,531 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:15,532 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:15,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,559 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,567 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 [2022-11-16 12:41:15,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 12:41:15,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,581 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 12:41:15,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,582 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:15,583 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:15,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,603 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-16 12:41:15,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,604 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,625 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:15,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:15,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 12:41:15,631 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:15,631 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:15,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,727 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 12:41:15,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,762 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:15,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,762 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:15,772 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:15,772 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:15,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,807 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:15,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,829 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:15,831 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:15,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 12:41:15,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,860 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,881 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:15,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:15,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,881 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-16 12:41:15,884 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:15,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:15,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,909 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:15,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-16 12:41:15,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:15,929 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:15,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:15,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:15,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:15,936 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:41:15,936 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:41:15,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:15,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:15,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:15,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:15,983 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:15,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-16 12:41:16,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:41:16,004 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:41:16,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,023 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-16 12:41:16,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,025 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 12:41:16,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,049 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,053 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:16,053 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:16,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-16 12:41:16,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,072 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 12:41:16,103 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:16,104 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:16,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,134 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 12:41:16,153 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,154 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,155 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:16,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-16 12:41:16,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,175 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 12:41:16,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,189 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,190 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:16,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,207 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-16 12:41:16,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,225 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:41:16,225 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:41:16,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,259 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:41:16,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,276 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:41:16,277 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:41:16,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-16 12:41:16,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,298 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-16 12:41:16,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,300 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,307 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 [2022-11-16 12:41:16,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-16 12:41:16,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,320 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,321 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,327 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-16 12:41:16,327 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 12:41:16,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,356 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,360 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 [2022-11-16 12:41:16,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,374 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,374 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,384 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-16 12:41:16,384 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 12:41:16,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-16 12:41:16,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,412 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,429 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-16 12:41:16,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,430 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:16,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,447 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-16 12:41:16,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,465 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:16,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,491 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-16 12:41:16,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,513 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-16 12:41:16,514 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 12:41:16,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:41:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,536 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:41:16,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:41:16,556 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 12:41:16,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:41:16,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:41:16,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:41:16,556 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 12:41:16,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:41:16,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:41:16,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-16 12:41:16,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:41:16,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-16 12:41:16,578 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-16 12:41:16,579 INFO L748 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L16true assume main_~y~0#1 > main_~x~0#1; 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-16 12:41:16,579 INFO L750 eck$LassoCheckResult]: Loop: 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-16 12:41:16,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:16,579 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 2 times [2022-11-16 12:41:16,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:16,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235392677] [2022-11-16 12:41:16,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:16,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:16,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:41:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:16,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:41:16,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:16,591 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 2 times [2022-11-16 12:41:16,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:16,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447137389] [2022-11-16 12:41:16,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:16,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:16,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:41:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:41:16,598 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:41:16,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:41:16,599 INFO L85 PathProgramCache]: Analyzing trace with hash 28693986, now seen corresponding path program 3 times [2022-11-16 12:41:16,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:41:16,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576815712] [2022-11-16 12:41:16,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:41:16,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:41:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:41:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:41:16,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:41:16,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576815712] [2022-11-16 12:41:16,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576815712] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:41:16,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166856591] [2022-11-16 12:41:16,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 12:41:16,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:41:16,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:41:16,662 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:41:16,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2022-11-16 12:41:16,704 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-16 12:41:16,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:41:16,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 12:41:16,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:41:16,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:41:16,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:41:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:41:16,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166856591] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:41:16,761 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:41:16,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2022-11-16 12:41:16,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527937641] [2022-11-16 12:41:16,762 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:41:16,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:41:16,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:41:16,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:41:16,834 INFO L87 Difference]: Start difference. First 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) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:41:16,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:41:16,875 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2022-11-16 12:41:16,877 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 13 transitions. [2022-11-16 12:41:16,879 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:41:16,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2022-11-16 12:41:16,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:41:16,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:41:16,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:41:16,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:41:16,884 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:41:16,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:41:16,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:41:16,891 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:41:16,892 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:41:16,892 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:41:16,892 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:41:16,892 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:41:16,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:41:16 BoogieIcfgContainer [2022-11-16 12:41:16,898 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:41:16,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:41:16,901 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:41:16,901 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:41:16,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:12" (3/4) ... [2022-11-16 12:41:16,906 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:41:16,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:41:16,907 INFO L158 Benchmark]: Toolchain (without parser) took 5274.97ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 68.5MB in the beginning and 56.5MB in the end (delta: 12.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-16 12:41:16,907 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:41:16,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.63ms. Allocated memory is still 109.1MB. Free memory was 68.3MB in the beginning and 85.5MB in the end (delta: -17.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:41:16,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.29ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:41:16,908 INFO L158 Benchmark]: Boogie Preprocessor took 17.50ms. Allocated memory is still 109.1MB. Free memory was 84.3MB in the beginning and 83.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:41:16,909 INFO L158 Benchmark]: RCFGBuilder took 297.14ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 74.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:41:16,909 INFO L158 Benchmark]: BuchiAutomizer took 4573.66ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 74.5MB in the beginning and 56.5MB in the end (delta: 18.0MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2022-11-16 12:41:16,909 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 153.1MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:41:16,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.63ms. Allocated memory is still 109.1MB. Free memory was 68.3MB in the beginning and 85.5MB in the end (delta: -17.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.29ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.50ms. Allocated memory is still 109.1MB. Free memory was 84.3MB in the beginning and 83.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.14ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 74.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4573.66ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 74.5MB in the beginning and 56.5MB in the end (delta: 18.0MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 153.1MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:41:16,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Ended with exit code 0 [2022-11-16 12:41:17,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba83fff-3da9-43b6-a94d-671845e6c5b4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE