./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6276999372dd81af9dba804e1edaa146f8cf96ce282fce5c5925bd91f459aa6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:57:34,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:57:34,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 21:57:34,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:57:34,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:57:34,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:57:34,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:57:34,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:57:34,989 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:57:34,990 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:57:34,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:57:34,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:57:34,992 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:57:34,994 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 21:57:34,994 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 21:57:34,998 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 21:57:34,998 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 21:57:34,999 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 21:57:34,999 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 21:57:34,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:57:35,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 21:57:35,001 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:57:35,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:57:35,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:57:35,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:57:35,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 21:57:35,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 21:57:35,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 21:57:35,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:57:35,003 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:57:35,003 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:57:35,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:57:35,004 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 21:57:35,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:57:35,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:57:35,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:57:35,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:57:35,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:57:35,007 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 21:57:35,007 INFO L153 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_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6276999372dd81af9dba804e1edaa146f8cf96ce282fce5c5925bd91f459aa6 [2024-10-31 21:57:35,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:57:35,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:57:35,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:57:35,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:57:35,343 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:57:35,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c Unable to find full path for "g++" [2024-10-31 21:57:37,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:57:37,780 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:57:37,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/sv-benchmarks/c/termination-nla/dijkstra4-both-t.c [2024-10-31 21:57:37,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/data/e915069cd/95f391756f754b5fa15bc7d1d406db5a/FLAG08c6379b1 [2024-10-31 21:57:37,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/data/e915069cd/95f391756f754b5fa15bc7d1d406db5a [2024-10-31 21:57:37,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:57:37,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:57:37,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:37,814 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:57:37,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:57:37,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:37" (1/1) ... [2024-10-31 21:57:37,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3871750b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:37, skipping insertion in model container [2024-10-31 21:57:37,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:37" (1/1) ... [2024-10-31 21:57:37,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:57:38,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:38,146 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:57:38,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:38,176 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:57:38,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38 WrapperNode [2024-10-31 21:57:38,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:38,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:38,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:57:38,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:57:38,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,213 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2024-10-31 21:57:38,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:38,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:57:38,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:57:38,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:57:38,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,228 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,234 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 21:57:38,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:57:38,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:57:38,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:57:38,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:57:38,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (1/1) ... [2024-10-31 21:57:38,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:38,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:38,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:38,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 21:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:57:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:57:38,378 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:57:38,380 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:57:38,544 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-31 21:57:38,544 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:57:38,556 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:57:38,556 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 21:57:38,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:38 BoogieIcfgContainer [2024-10-31 21:57:38,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:57:38,558 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 21:57:38,558 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 21:57:38,561 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 21:57:38,562 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:38,562 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 09:57:37" (1/3) ... [2024-10-31 21:57:38,563 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2bdf6dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:57:38, skipping insertion in model container [2024-10-31 21:57:38,563 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:38,563 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:38" (2/3) ... [2024-10-31 21:57:38,564 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2bdf6dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:57:38, skipping insertion in model container [2024-10-31 21:57:38,564 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:57:38,564 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:38" (3/3) ... [2024-10-31 21:57:38,565 INFO L332 chiAutomizerObserver]: Analyzing ICFG dijkstra4-both-t.c [2024-10-31 21:57:38,635 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 21:57:38,635 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 21:57:38,635 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 21:57:38,636 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 21:57:38,636 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 21:57:38,637 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 21:57:38,637 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 21:57:38,637 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 21:57:38,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:38,676 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 21:57:38,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:38,677 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:38,690 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-31 21:57:38,691 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 21:57:38,692 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 21:57:38,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:38,693 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 21:57:38,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:38,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:38,694 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-31 21:57:38,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 21:57:38,704 INFO L745 eck$LassoCheckResult]: Stem: 9#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L25true assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33-2true [2024-10-31 21:57:38,704 INFO L747 eck$LassoCheckResult]: Loop: 10#L33-2true assume !!(main_~q~0#1 <= main_~n~0#1);main_~q~0#1 := 4 * main_~q~0#1; 10#L33-2true [2024-10-31 21:57:38,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:38,711 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-10-31 21:57:38,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:38,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008274134] [2024-10-31 21:57:38,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:38,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:38,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:38,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:38,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:38,923 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2024-10-31 21:57:38,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:38,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484230261] [2024-10-31 21:57:38,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:38,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:38,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:38,954 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:38,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:38,956 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2024-10-31 21:57:38,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:38,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794971813] [2024-10-31 21:57:38,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:38,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:38,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:39,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:39,234 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:39,235 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:39,235 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:39,235 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:39,235 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 21:57:39,236 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,236 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:39,236 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:39,236 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2024-10-31 21:57:39,236 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:39,237 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:39,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:39,459 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:39,460 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 21:57:39,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,466 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 21:57:39,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,489 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,489 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,513 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 21:57:39,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,533 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,533 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,562 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 21:57:39,565 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,584 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,585 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~p~0#1=0} Honda state: {ULTIMATE.start_main_~p~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,621 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 21:57:39,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,638 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,638 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,678 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 21:57:39,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,698 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,698 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:39,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,721 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 21:57:39,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,742 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 21:57:39,743 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~h~0#1=0} Honda state: {ULTIMATE.start_main_~h~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 21:57:39,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 21:57:39,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,766 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 21:57:39,770 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:39,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:39,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 21:57:39,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:39,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:39,823 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:39,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 21:57:39,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 21:57:39,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:52,908 INFO L403 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2024-10-31 21:57:52,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:52,943 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:52,943 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:52,943 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:52,943 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:52,943 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:57:52,943 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:52,943 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:52,943 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:52,943 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2024-10-31 21:57:52,943 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:52,944 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:52,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:52,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:53,102 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:53,107 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:57:53,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,110 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 21:57:53,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 21:57:53,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,159 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 21:57:53,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,199 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 21:57:53,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:53,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:53,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,246 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 21:57:53,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,276 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 21:57:53,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 21:57:53,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,306 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 21:57:53,307 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 [2024-10-31 21:57:53,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:53,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:53,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:53,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,334 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 21:57:53,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:53,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:53,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:53,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:53,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,380 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 21:57:53,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:53,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:53,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:53,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:53,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:53,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:57:53,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:57:53,414 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:57:53,424 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-10-31 21:57:53,424 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-31 21:57:53,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:53,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,443 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 21:57:53,445 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:57:53,460 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 21:57:53,460 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:57:53,460 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~q~0#1, ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~q~0#1 + 2*ULTIMATE.start_main_~n~0#1 + 3 Supporting invariants [1*ULTIMATE.start_main_~q~0#1 - 1 >= 0] [2024-10-31 21:57:53,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 21:57:53,493 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-10-31 21:57:53,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 21:57:53,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:53,587 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 21:57:53,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:57:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:57:53,625 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-10-31 21:57:53,627 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:53,700 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 35 transitions. Complement of second has 6 states. [2024-10-31 21:57:53,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:57:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:57:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2024-10-31 21:57:53,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 3 letters. Loop has 1 letters. [2024-10-31 21:57:53,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:53,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 4 letters. Loop has 1 letters. [2024-10-31 21:57:53,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:53,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 3 letters. Loop has 2 letters. [2024-10-31 21:57:53,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:57:53,711 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 35 transitions. [2024-10-31 21:57:53,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:57:53,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 9 states and 12 transitions. [2024-10-31 21:57:53,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-10-31 21:57:53,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-10-31 21:57:53,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2024-10-31 21:57:53,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:57:53,719 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2024-10-31 21:57:53,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2024-10-31 21:57:53,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-31 21:57:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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) [2024-10-31 21:57:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2024-10-31 21:57:53,745 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2024-10-31 21:57:53,746 INFO L425 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2024-10-31 21:57:53,746 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 21:57:53,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2024-10-31 21:57:53,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:57:53,747 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:57:53,747 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:57:53,748 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-31 21:57:53,748 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:57:53,748 INFO L745 eck$LassoCheckResult]: Stem: 84#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 85#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 82#L25 assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 83#L33-2 assume !(main_~q~0#1 <= main_~n~0#1); 81#L40-1 [2024-10-31 21:57:53,748 INFO L747 eck$LassoCheckResult]: Loop: 81#L40-1 assume !!(main_~h~0#1 * main_~h~0#1 * main_~n~0#1 - 4 * main_~h~0#1 * main_~n~0#1 * main_~p~0#1 + 4 * (main_~n~0#1 * main_~n~0#1) * main_~q~0#1 - main_~n~0#1 * main_~q~0#1 * main_~q~0#1 - main_~h~0#1 * main_~h~0#1 * main_~r~0#1 + 4 * main_~h~0#1 * main_~p~0#1 * main_~r~0#1 - 8 * main_~n~0#1 * main_~q~0#1 * main_~r~0#1 + main_~q~0#1 * main_~q~0#1 * main_~r~0#1 + 4 * main_~q~0#1 * main_~r~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2); 79#L54 assume !(main_~r~0#1 >= main_~h~0#1); 80#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 81#L40-1 [2024-10-31 21:57:53,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,753 INFO L85 PathProgramCache]: Analyzing trace with hash 925674, now seen corresponding path program 1 times [2024-10-31 21:57:53,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:53,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662075159] [2024-10-31 21:57:53,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:53,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,773 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2024-10-31 21:57:53,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:53,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532299310] [2024-10-31 21:57:53,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:53,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1788944129] [2024-10-31 21:57:53,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:53,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,824 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-31 21:57:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:53,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:53,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 1 times [2024-10-31 21:57:53,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:53,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507544443] [2024-10-31 21:57:53,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:57:53,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1424251713] [2024-10-31 21:57:53,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:53,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:57:53,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:53,923 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:57:53,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-31 21:57:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:53,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:57:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:57:54,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:57:54,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:54,403 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:54,403 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:54,403 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:54,403 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:54,403 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 21:57:54,404 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:54,404 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:54,404 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:54,404 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2024-10-31 21:57:54,404 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:54,404 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:54,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:54,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:55,115 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-10-31 21:57:56,862 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:56,862 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 21:57:56,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:56,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:56,865 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:56,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 21:57:56,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:57:56,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:56,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:56,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:56,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:56,915 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:56,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 21:57:56,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 21:57:56,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:57:57,006 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 21:57:57,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:57,026 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:57:57,026 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:57:57,026 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:57:57,026 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:57:57,026 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:57:57,026 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:57,026 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:57:57,026 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:57:57,026 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2024-10-31 21:57:57,026 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:57:57,027 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:57:57,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:57,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:57:57,826 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-10-31 21:57:59,422 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:57:59,422 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:57:59,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,426 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 21:57:59,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:59,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:59,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:59,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:57:59,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:59,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 21:57:59,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,470 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:59,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 21:57:59,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,487 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:57:59,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:57:59,529 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-10-31 21:57:59,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:59,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:59,589 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-10-31 21:57:59,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,592 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 21:57:59,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:59,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:59,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:57:59,613 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:57:59,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:59,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-10-31 21:57:59,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,637 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 21:57:59,639 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 [2024-10-31 21:57:59,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,656 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:57:59,656 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:57:59,697 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2024-10-31 21:57:59,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:59,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 21:57:59,768 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-10-31 21:57:59,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,771 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 21:57:59,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:59,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:57:59,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:57:59,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:57:59,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:57:59,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 21:57:59,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:57:59,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:59,820 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:59,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 21:57:59,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:57:59,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:57:59,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:57:59,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:57:59,838 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:57:59,838 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:57:59,905 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2024-10-31 21:57:59,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:57:59,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,009 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-10-31 21:58:00,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,012 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 21:58:00,015 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 [2024-10-31 21:58:00,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:00,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:00,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 21:58:00,034 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 21:58:00,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,037 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,060 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 21:58:00,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:00,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,087 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:00,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 21:58:00,151 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2024-10-31 21:58:00,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,252 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-10-31 21:58:00,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,253 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 21:58:00,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:00,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 21:58:00,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:00,268 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:00,269 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:58:00,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,299 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 21:58:00,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:00,320 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 21:58:00,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,320 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:00,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:00,375 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2024-10-31 21:58:00,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,514 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-10-31 21:58:00,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,518 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 21:58:00,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:00,538 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-31 21:58:00,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:00,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:00,539 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:00,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,567 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 21:58:00,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:00,589 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-31 21:58:00,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,589 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:00,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:00,657 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2024-10-31 21:58:00,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,942 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-10-31 21:58:00,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,945 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 21:58:00,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:00,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:00,962 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-31 21:58:00,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:00,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:00,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:00,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 21:58:00,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 21:58:00,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:00,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:00,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:00,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:00,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:00,991 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:00,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 21:58:00,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:01,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:01,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-31 21:58:01,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:01,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:01,011 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:01,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 21:58:01,126 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2024-10-31 21:58:01,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:01,545 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:01,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:01,566 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-10-31 21:58:01,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:01,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:01,568 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:01,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 21:58:01,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:01,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:01,587 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 21:58:01,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:01,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:01,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:01,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:01,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:01,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:01,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:01,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:01,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:01,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:01,612 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:01,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 21:58:01,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:01,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:01,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 21:58:01,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:01,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:01,634 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:01,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:01,682 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2024-10-31 21:58:01,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:01,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:01,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:01,794 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-10-31 21:58:01,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:01,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:01,795 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:01,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:01,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 21:58:01,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:01,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-31 21:58:01,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:01,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:01,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:01,809 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-31 21:58:01,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:58:01,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:01,815 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:01,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-31 21:58:01,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:01,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:01,833 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:01,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 21:58:01,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:01,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 21:58:01,856 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-31 21:58:01,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:01,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:01,857 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:01,857 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-31 21:58:01,936 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2024-10-31 21:58:01,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:02,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:02,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:02,284 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:58:02,284 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:58:02,284 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:58:02,284 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:58:02,284 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 21:58:02,285 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:02,285 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:58:02,285 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:58:02,285 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2024-10-31 21:58:02,285 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:58:02,285 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:58:02,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:02,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:02,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:02,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:02,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:03,141 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-10-31 21:58:04,823 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:58:04,827 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 21:58:04,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:04,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:04,832 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:04,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 21:58:04,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 21:58:04,834 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:58:04,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:04,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:04,887 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:04,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 21:58:04,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 21:58:04,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 21:58:04,974 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 21:58:04,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:04,989 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:58:04,989 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:58:04,989 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:58:04,989 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:58:04,989 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:58:04,989 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:04,990 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:58:04,990 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:58:04,990 INFO L132 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2024-10-31 21:58:04,990 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:58:04,990 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:58:04,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:05,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:05,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:05,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:05,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:58:05,690 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-10-31 21:58:07,755 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:58:07,756 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:58:07,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:07,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:07,758 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:07,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 21:58:07,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:07,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:07,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:07,776 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:07,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:58:08,093 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2024-10-31 21:58:08,094 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2024-10-31 21:58:09,222 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:09,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:09,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:09,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:09,241 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:09,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 21:58:09,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:09,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:09,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:09,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:09,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:09,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:58:09,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:58:09,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:09,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:09,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-31 21:58:09,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:09,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:09,283 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:09,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 21:58:09,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:09,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:09,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:09,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:09,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:09,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:58:09,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:58:09,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:09,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:09,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:09,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:09,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:09,321 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:09,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 21:58:09,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:09,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:09,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:09,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:09,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:09,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:58:09,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:58:09,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:09,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:09,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-31 21:58:09,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:09,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:09,348 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:09,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 21:58:09,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:09,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:09,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:09,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:09,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:09,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:58:09,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:58:09,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:09,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:09,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-10-31 21:58:09,376 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-10-31 21:58:09,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:09,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:09,378 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:09,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 21:58:09,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:09,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:09,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:09,395 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:09,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:09,834 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2024-10-31 21:58:09,834 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2024-10-31 21:58:11,361 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:11,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:11,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:11,400 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:11,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 21:58:11,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:11,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:11,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:11,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:11,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:11,419 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:11,420 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:58:11,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:11,422 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:11,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:11,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:11,447 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:11,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 21:58:11,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:11,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:11,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:11,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:11,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:11,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:11,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:58:11,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:11,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:11,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:11,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:11,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:11,508 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:11,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 21:58:11,511 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 [2024-10-31 21:58:11,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:11,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:11,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:11,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:11,526 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:11,526 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:58:11,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:11,531 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:11,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:11,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:11,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:11,552 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:11,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 21:58:11,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:11,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:11,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:11,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:11,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:11,568 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 21:58:11,569 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 21:58:11,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:11,570 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:11,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:11,584 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-10-31 21:58:11,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:11,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:11,586 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:11,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 21:58:11,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:11,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:11,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:11,601 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:11,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:12,159 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2024-10-31 21:58:12,159 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2024-10-31 21:58:14,347 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:14,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-31 21:58:14,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:14,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:14,386 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:14,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 21:58:14,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:14,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:14,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:14,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:14,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:14,403 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:14,403 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:14,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:14,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:14,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:14,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:14,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:14,427 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:14,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 21:58:14,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:14,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:14,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:14,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:14,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:14,447 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:14,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:14,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:14,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:14,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 21:58:14,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:14,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:14,472 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:14,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 21:58:14,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:14,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:14,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:14,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:14,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:14,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:14,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:14,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:14,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:14,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-31 21:58:14,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:14,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:14,513 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:14,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 21:58:14,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:14,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:14,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:58:14,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:14,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:58:14,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 21:58:14,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 21:58:14,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:58:14,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:58:14,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-31 21:58:14,568 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-10-31 21:58:14,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:58:14,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:14,569 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:14,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0febc3-9b6b-434c-9c14-af1a7a36bbff/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 21:58:14,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:58:14,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:58:14,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:58:14,584 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2024-10-31 21:58:14,584 INFO L205 nArgumentSynthesizer]: 5 template conjuncts.