./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/max05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/max05-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu --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 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:05:51,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:05:52,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 08:05:52,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:05:52,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:05:52,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:05:52,157 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:05:52,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:05:52,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:05:52,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:05:52,165 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:05:52,166 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:05:52,166 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:05:52,168 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:05:52,169 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:05:52,169 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:05:52,170 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:05:52,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:05:52,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:05:52,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:05:52,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:05:52,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:05:52,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:05:52,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:05:52,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:05:52,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:05:52,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:05:52,176 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:05:52,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:05:52,177 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:05:52,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:05:52,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:05:52,179 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:05:52,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:05:52,180 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:05:52,181 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:05:52,181 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_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 [2023-11-19 08:05:52,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:05:52,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:05:52,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:05:52,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:05:52,540 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:05:52,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/reducercommutativity/max05-1.i [2023-11-19 08:05:55,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:05:55,967 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:05:55,967 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/sv-benchmarks/c/reducercommutativity/max05-1.i [2023-11-19 08:05:55,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/data/f83d83485/1616c6d8400a43f19b20f4b702ba3ec9/FLAGcf7d17484 [2023-11-19 08:05:55,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/data/f83d83485/1616c6d8400a43f19b20f4b702ba3ec9 [2023-11-19 08:05:55,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:05:55,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:05:55,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:55,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:05:56,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:05:56,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:55" (1/1) ... [2023-11-19 08:05:56,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f901c7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56, skipping insertion in model container [2023-11-19 08:05:56,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:55" (1/1) ... [2023-11-19 08:05:56,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:05:56,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:56,229 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:05:56,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:56,276 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:05:56,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56 WrapperNode [2023-11-19 08:05:56,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:56,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:56,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:05:56,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:05:56,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,327 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 137 [2023-11-19 08:05:56,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:56,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:05:56,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:05:56,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:05:56,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:05:56,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:05:56,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:05:56,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:05:56,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (1/1) ... [2023-11-19 08:05:56,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:56,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:56,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:56,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:05:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:05:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:05:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:05:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:05:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:05:56,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:05:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:05:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:05:56,558 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:05:56,560 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:05:56,840 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:56,851 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:56,851 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 08:05:56,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:56 BoogieIcfgContainer [2023-11-19 08:05:56,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:56,857 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:05:56,857 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:05:56,862 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:05:56,863 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:56,863 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:05:55" (1/3) ... [2023-11-19 08:05:56,865 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b0d493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:05:56, skipping insertion in model container [2023-11-19 08:05:56,865 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:56,865 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:56" (2/3) ... [2023-11-19 08:05:56,866 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b0d493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:05:56, skipping insertion in model container [2023-11-19 08:05:56,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:05:56,866 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:56" (3/3) ... [2023-11-19 08:05:56,872 INFO L332 chiAutomizerObserver]: Analyzing ICFG max05-1.i [2023-11-19 08:05:56,927 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:05:56,928 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:05:56,928 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:05:56,928 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:05:56,928 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:05:56,928 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:05:56,929 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:05:56,929 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:05:56,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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) [2023-11-19 08:05:56,960 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2023-11-19 08:05:56,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:56,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:56,971 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:05:56,971 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 08:05:56,971 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:05:56,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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) [2023-11-19 08:05:56,975 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2023-11-19 08:05:56,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:56,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:56,976 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:05:56,976 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 08:05:56,983 INFO L748 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 18#L34-3true [2023-11-19 08:05:56,984 INFO L750 eck$LassoCheckResult]: Loop: 18#L34-3true assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 12#L34-2true main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18#L34-3true [2023-11-19 08:05:56,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:56,989 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-19 08:05:57,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:57,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954315040] [2023-11-19 08:05:57,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:57,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:57,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:57,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2023-11-19 08:05:57,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:57,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094243680] [2023-11-19 08:05:57,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:57,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:57,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:57,209 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2023-11-19 08:05:57,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:57,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249004224] [2023-11-19 08:05:57,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:57,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:57,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:57,614 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:05:57,614 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:05:57,615 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:05:57,615 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:05:57,615 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:05:57,615 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:57,615 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:05:57,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:05:57,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration1_Lasso [2023-11-19 08:05:57,616 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:05:57,616 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:05:57,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:57,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:05:58,253 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:05:58,258 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:05:58,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 08:05:58,273 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 [2023-11-19 08:05:58,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 08:05:58,332 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 [2023-11-19 08:05:58,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,388 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 [2023-11-19 08:05:58,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 08:05:58,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,436 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 08:05:58,439 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 [2023-11-19 08:05:58,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,482 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,487 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 [2023-11-19 08:05:58,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 08:05:58,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,551 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 [2023-11-19 08:05:58,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 08:05:58,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,606 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 08:05:58,609 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 [2023-11-19 08:05:58,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,661 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 08:05:58,666 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 [2023-11-19 08:05:58,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,721 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:05:58,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 08:05:58,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,791 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,798 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 [2023-11-19 08:05:58,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 08:05:58,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,851 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,854 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 [2023-11-19 08:05:58,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:05:58,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:05:58,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:05:58,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 08:05:58,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,905 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,912 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 [2023-11-19 08:05:58,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 08:05:58,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:58,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:58,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:58,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:58,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:58,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:58,968 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:58,976 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 [2023-11-19 08:05:58,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:58,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:58,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:58,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:58,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 08:05:58,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:58,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:59,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:59,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:59,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:59,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:59,064 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:59,071 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 [2023-11-19 08:05:59,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:59,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:59,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:59,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:59,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:59,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:59,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 08:05:59,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:05:59,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:59,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:59,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:59,125 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:59,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 08:05:59,132 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 [2023-11-19 08:05:59,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:05:59,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:05:59,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:05:59,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:05:59,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:05:59,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:05:59,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:05:59,201 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-19 08:05:59,201 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-19 08:05:59,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:05:59,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:59,245 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:59,247 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:05:59,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 08:05:59,264 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 08:05:59,264 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:05:59,265 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1) = -2*ULTIMATE.start_main_~i~1#1 + 9 Supporting invariants [] [2023-11-19 08:05:59,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 08:05:59,308 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-19 08:05:59,331 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:59,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:05:59,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:05:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:59,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:05:59,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:05:59,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:59,429 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 08:05:59,431 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2023-11-19 08:05:59,483 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 65 states and 95 transitions. Complement of second has 8 states. [2023-11-19 08:05:59,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 08:05:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2023-11-19 08:05:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 47 transitions. [2023-11-19 08:05:59,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 2 letters. Loop has 2 letters. [2023-11-19 08:05:59,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:59,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-19 08:05:59,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:59,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 2 letters. Loop has 4 letters. [2023-11-19 08:05:59,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:05:59,493 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 95 transitions. [2023-11-19 08:05:59,498 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:05:59,502 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 25 states and 36 transitions. [2023-11-19 08:05:59,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2023-11-19 08:05:59,503 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2023-11-19 08:05:59,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 36 transitions. [2023-11-19 08:05:59,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:05:59,504 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 36 transitions. [2023-11-19 08:05:59,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 36 transitions. [2023-11-19 08:05:59,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2023-11-19 08:05:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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) [2023-11-19 08:05:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 36 transitions. [2023-11-19 08:05:59,526 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 36 transitions. [2023-11-19 08:05:59,526 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 36 transitions. [2023-11-19 08:05:59,526 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 08:05:59,526 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 36 transitions. [2023-11-19 08:05:59,527 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:05:59,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:59,527 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:59,528 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 08:05:59,528 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:05:59,528 INFO L748 eck$LassoCheckResult]: Stem: 179#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 169#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 170#L34-3 assume !(main_~i~1#1 < 5); 161#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 162#L20-3 [2023-11-19 08:05:59,528 INFO L750 eck$LassoCheckResult]: Loop: 162#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 176#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 177#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 178#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 162#L20-3 [2023-11-19 08:05:59,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:59,529 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2023-11-19 08:05:59,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:59,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442997467] [2023-11-19 08:05:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:59,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:59,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:59,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442997467] [2023-11-19 08:05:59,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442997467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:05:59,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:05:59,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:05:59,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266154529] [2023-11-19 08:05:59,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:05:59,598 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:05:59,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:59,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 1 times [2023-11-19 08:05:59,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:59,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73405904] [2023-11-19 08:05:59,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:59,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:59,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:59,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:05:59,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:05:59,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:05:59,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:05:59,695 INFO L87 Difference]: Start difference. First operand 25 states and 36 transitions. cyclomatic complexity: 16 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2023-11-19 08:05:59,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:05:59,713 INFO L93 Difference]: Finished difference Result 26 states and 33 transitions. [2023-11-19 08:05:59,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 33 transitions. [2023-11-19 08:05:59,714 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:05:59,715 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 33 transitions. [2023-11-19 08:05:59,715 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2023-11-19 08:05:59,716 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2023-11-19 08:05:59,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2023-11-19 08:05:59,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:05:59,716 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2023-11-19 08:05:59,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2023-11-19 08:05:59,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2023-11-19 08:05:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 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) [2023-11-19 08:05:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2023-11-19 08:05:59,719 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-19 08:05:59,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:05:59,720 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-19 08:05:59,721 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-19 08:05:59,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2023-11-19 08:05:59,722 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:05:59,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:05:59,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:05:59,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-19 08:05:59,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:05:59,723 INFO L748 eck$LassoCheckResult]: Stem: 236#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 226#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 227#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 229#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 230#L34-3 assume !(main_~i~1#1 < 5); 218#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 219#L20-3 [2023-11-19 08:05:59,723 INFO L750 eck$LassoCheckResult]: Loop: 219#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 233#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 234#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 235#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 219#L20-3 [2023-11-19 08:05:59,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:59,724 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2023-11-19 08:05:59,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:59,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650170041] [2023-11-19 08:05:59,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:59,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:59,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:59,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650170041] [2023-11-19 08:05:59,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650170041] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:05:59,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943481316] [2023-11-19 08:05:59,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:59,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:05:59,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:59,799 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:05:59,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-19 08:05:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:59,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:05:59,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:05:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:59,890 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:05:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:05:59,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943481316] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:05:59,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:05:59,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-19 08:05:59,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444183664] [2023-11-19 08:05:59,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:05:59,919 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:05:59,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:59,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 2 times [2023-11-19 08:05:59,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:59,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575992888] [2023-11-19 08:05:59,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:59,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:59,940 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:05:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:05:59,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:00,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:00,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:06:00,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:06:00,012 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:06:00,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:00,045 INFO L93 Difference]: Finished difference Result 31 states and 38 transitions. [2023-11-19 08:06:00,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2023-11-19 08:06:00,047 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:06:00,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 38 transitions. [2023-11-19 08:06:00,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2023-11-19 08:06:00,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2023-11-19 08:06:00,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 38 transitions. [2023-11-19 08:06:00,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:00,049 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2023-11-19 08:06:00,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 38 transitions. [2023-11-19 08:06:00,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-19 08:06:00,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 30 states have internal predecessors, (38), 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) [2023-11-19 08:06:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2023-11-19 08:06:00,055 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2023-11-19 08:06:00,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 08:06:00,057 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2023-11-19 08:06:00,057 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-19 08:06:00,057 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 38 transitions. [2023-11-19 08:06:00,058 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:06:00,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:00,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:00,059 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2023-11-19 08:06:00,059 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:00,059 INFO L748 eck$LassoCheckResult]: Stem: 332#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 322#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 323#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 335#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 336#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 325#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 326#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 340#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 339#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 338#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 337#L34-3 assume !(main_~i~1#1 < 5); 314#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 315#L20-3 [2023-11-19 08:06:00,059 INFO L750 eck$LassoCheckResult]: Loop: 315#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 329#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 330#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 331#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 315#L20-3 [2023-11-19 08:06:00,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:00,060 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2023-11-19 08:06:00,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:00,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32769427] [2023-11-19 08:06:00,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:00,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:00,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:00,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32769427] [2023-11-19 08:06:00,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32769427] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:06:00,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634924733] [2023-11-19 08:06:00,188 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 08:06:00,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:00,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:00,190 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:00,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-19 08:06:00,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-19 08:06:00,315 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 08:06:00,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:06:00,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:00,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:00,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:06:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:00,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634924733] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:06:00,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:06:00,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2023-11-19 08:06:00,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120080082] [2023-11-19 08:06:00,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:06:00,410 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:06:00,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:00,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 3 times [2023-11-19 08:06:00,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:00,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378883982] [2023-11-19 08:06:00,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:00,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,427 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,432 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:00,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:00,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:06:00,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:06:00,505 INFO L87 Difference]: Start difference. First operand 31 states and 38 transitions. cyclomatic complexity: 12 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2023-11-19 08:06:00,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:00,546 INFO L93 Difference]: Finished difference Result 33 states and 40 transitions. [2023-11-19 08:06:00,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 40 transitions. [2023-11-19 08:06:00,549 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:06:00,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 40 transitions. [2023-11-19 08:06:00,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2023-11-19 08:06:00,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2023-11-19 08:06:00,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 40 transitions. [2023-11-19 08:06:00,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:00,551 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-19 08:06:00,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 40 transitions. [2023-11-19 08:06:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2023-11-19 08:06:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 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) [2023-11-19 08:06:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2023-11-19 08:06:00,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-19 08:06:00,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 08:06:00,561 INFO L428 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-19 08:06:00,561 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-19 08:06:00,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2023-11-19 08:06:00,563 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-19 08:06:00,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:00,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:00,565 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2023-11-19 08:06:00,565 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:00,565 INFO L748 eck$LassoCheckResult]: Stem: 473#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 463#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 464#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 476#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 477#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 466#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 467#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 483#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 482#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 481#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 480#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 479#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 478#L34-3 assume !(main_~i~1#1 < 5); 455#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 456#L20-3 [2023-11-19 08:06:00,565 INFO L750 eck$LassoCheckResult]: Loop: 456#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 470#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 471#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 472#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 456#L20-3 [2023-11-19 08:06:00,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:00,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2023-11-19 08:06:00,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:00,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875462830] [2023-11-19 08:06:00,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:00,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:00,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:00,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 4 times [2023-11-19 08:06:00,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:00,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110709460] [2023-11-19 08:06:00,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:00,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,649 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:00,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:00,650 INFO L85 PathProgramCache]: Analyzing trace with hash -743539014, now seen corresponding path program 1 times [2023-11-19 08:06:00,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:00,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433743484] [2023-11-19 08:06:00,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:00,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:00,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:01,941 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:06:01,941 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:06:01,941 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:06:01,941 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:06:01,941 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:06:01,941 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:01,942 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:06:01,942 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:06:01,942 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration5_Lasso [2023-11-19 08:06:01,942 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:06:01,942 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:06:01,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:01,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,417 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,423 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:02,783 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:06:02,783 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:06:02,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:02,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:02,786 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:02,801 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 [2023-11-19 08:06:02,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:02,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:02,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:02,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:02,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:02,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:02,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:02,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 08:06:02,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:02,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:02,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:02,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:02,860 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:02,863 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 [2023-11-19 08:06:02,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 08:06:02,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:02,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:02,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:02,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:02,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:02,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:02,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:02,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:02,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:02,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:02,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:02,915 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:02,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 08:06:02,919 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 [2023-11-19 08:06:02,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:02,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:02,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:02,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:02,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:02,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:02,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:02,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:02,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:02,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:02,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:02,949 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:02,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 08:06:02,951 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 [2023-11-19 08:06:02,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:02,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:02,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:02,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:02,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:02,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:02,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:02,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:02,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:02,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:02,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:02,981 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:02,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 08:06:02,983 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 [2023-11-19 08:06:02,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:02,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:02,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:02,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:02,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:02,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:02,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:03,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,031 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,033 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 [2023-11-19 08:06:03,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 08:06:03,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:03,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:03,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:03,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-19 08:06:03,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,067 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,069 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 [2023-11-19 08:06:03,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 08:06:03,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:03,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:03,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:03,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,100 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 08:06:03,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:03,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:03,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:03,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:03,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,130 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 08:06:03,132 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 [2023-11-19 08:06:03,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:03,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:03,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:03,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-19 08:06:03,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,158 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 08:06:03,161 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 [2023-11-19 08:06:03,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,211 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,217 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 [2023-11-19 08:06:03,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 08:06:03,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,267 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,269 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 [2023-11-19 08:06:03,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 08:06:03,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,328 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 08:06:03,332 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 [2023-11-19 08:06:03,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,384 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,388 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 [2023-11-19 08:06:03,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 08:06:03,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,457 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,463 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 [2023-11-19 08:06:03,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 08:06:03,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,523 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,526 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 [2023-11-19 08:06:03,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 08:06:03,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:03,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,593 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,596 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 [2023-11-19 08:06:03,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 08:06:03,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:03,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:03,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:03,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:03,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:03,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:03,640 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:06:03,667 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-19 08:06:03,667 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-19 08:06:03,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:03,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:03,669 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:03,672 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:06:03,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 08:06:03,690 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 08:06:03,691 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:06:03,691 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1, v_rep(select #length ULTIMATE.start_max_~x#1.base)_1) = -8*ULTIMATE.start_max_~i~0#1 + 9*v_rep(select #length ULTIMATE.start_max_~x#1.base)_1 Supporting invariants [] [2023-11-19 08:06:03,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:03,753 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2023-11-19 08:06:03,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~x!base] could not be translated [2023-11-19 08:06:03,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:03,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:06:03,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:03,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:06:03,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:03,874 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 08:06:03,874 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:06:03,909 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 50 transitions. Complement of second has 7 states. [2023-11-19 08:06:03,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 08:06:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:06:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2023-11-19 08:06:03,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 14 letters. Loop has 4 letters. [2023-11-19 08:06:03,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:03,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 18 letters. Loop has 4 letters. [2023-11-19 08:06:03,915 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:03,915 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 14 letters. Loop has 8 letters. [2023-11-19 08:06:03,916 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:03,916 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 50 transitions. [2023-11-19 08:06:03,919 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:03,920 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 34 states and 42 transitions. [2023-11-19 08:06:03,920 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2023-11-19 08:06:03,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-19 08:06:03,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2023-11-19 08:06:03,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:03,922 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-19 08:06:03,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2023-11-19 08:06:03,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2023-11-19 08:06:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 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) [2023-11-19 08:06:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2023-11-19 08:06:03,931 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-19 08:06:03,931 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-19 08:06:03,931 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-19 08:06:03,931 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2023-11-19 08:06:03,932 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:03,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:03,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:03,933 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:03,934 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:03,934 INFO L748 eck$LassoCheckResult]: Stem: 667#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 656#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 657#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 670#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 671#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 659#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 660#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 677#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 676#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 675#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 674#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 673#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 672#L34-3 assume !(main_~i~1#1 < 5); 648#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 649#L20-3 assume !(max_~i~0#1 < 5); 658#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 655#max_returnLabel#1 main_#t~ret7#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 654#L20-8 [2023-11-19 08:06:03,934 INFO L750 eck$LassoCheckResult]: Loop: 654#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 644#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 645#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 661#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 654#L20-8 [2023-11-19 08:06:03,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:03,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581251, now seen corresponding path program 1 times [2023-11-19 08:06:03,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:03,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268079334] [2023-11-19 08:06:03,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:03,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:04,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:04,070 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 08:06:04,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:04,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268079334] [2023-11-19 08:06:04,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268079334] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:04,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:04,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:04,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43310210] [2023-11-19 08:06:04,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:04,072 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:06:04,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:04,073 INFO L85 PathProgramCache]: Analyzing trace with hash 2373478, now seen corresponding path program 1 times [2023-11-19 08:06:04,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:04,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577502400] [2023-11-19 08:06:04,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:04,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:04,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:04,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:04,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:04,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:04,146 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:06:04,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:04,186 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2023-11-19 08:06:04,186 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 55 transitions. [2023-11-19 08:06:04,187 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:04,188 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 55 transitions. [2023-11-19 08:06:04,188 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2023-11-19 08:06:04,189 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2023-11-19 08:06:04,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 55 transitions. [2023-11-19 08:06:04,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:04,189 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 55 transitions. [2023-11-19 08:06:04,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 55 transitions. [2023-11-19 08:06:04,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2023-11-19 08:06:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2) internal successors, (42), 34 states have internal predecessors, (42), 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) [2023-11-19 08:06:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2023-11-19 08:06:04,195 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 42 transitions. [2023-11-19 08:06:04,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:04,197 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 42 transitions. [2023-11-19 08:06:04,198 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-19 08:06:04,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 42 transitions. [2023-11-19 08:06:04,198 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:04,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:04,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:04,200 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:04,200 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:04,200 INFO L748 eck$LassoCheckResult]: Stem: 752#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 741#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 742#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 744#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 745#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 756#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 763#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 762#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 761#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 760#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 759#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 758#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 757#L34-3 assume !(main_~i~1#1 < 5); 733#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 734#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 748#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 749#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 750#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 751#L20-3 assume !(max_~i~0#1 < 5); 743#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 740#max_returnLabel#1 main_#t~ret7#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 739#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 729#L21-3 [2023-11-19 08:06:04,200 INFO L750 eck$LassoCheckResult]: Loop: 729#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 730#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 746#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 755#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 729#L21-3 [2023-11-19 08:06:04,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:04,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1336698829, now seen corresponding path program 1 times [2023-11-19 08:06:04,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:04,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250199358] [2023-11-19 08:06:04,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:04,313 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 08:06:04,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:04,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250199358] [2023-11-19 08:06:04,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250199358] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:06:04,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782622533] [2023-11-19 08:06:04,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:04,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:04,319 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:04,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2023-11-19 08:06:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:04,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:06:04,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 08:06:04,422 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:06:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 08:06:04,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782622533] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:06:04,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:06:04,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-19 08:06:04,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587066883] [2023-11-19 08:06:04,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:06:04,453 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:06:04,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:04,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 2 times [2023-11-19 08:06:04,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:04,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3459960] [2023-11-19 08:06:04,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:04,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:04,468 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:04,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:04,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:06:04,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:06:04,561 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 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) [2023-11-19 08:06:04,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:04,664 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2023-11-19 08:06:04,664 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 88 transitions. [2023-11-19 08:06:04,668 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:04,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 72 states and 88 transitions. [2023-11-19 08:06:04,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2023-11-19 08:06:04,671 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2023-11-19 08:06:04,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 88 transitions. [2023-11-19 08:06:04,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:04,673 INFO L218 hiAutomatonCegarLoop]: Abstraction has 72 states and 88 transitions. [2023-11-19 08:06:04,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 88 transitions. [2023-11-19 08:06:04,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 59. [2023-11-19 08:06:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.2203389830508475) internal successors, (72), 58 states have internal predecessors, (72), 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) [2023-11-19 08:06:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 72 transitions. [2023-11-19 08:06:04,681 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 72 transitions. [2023-11-19 08:06:04,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 08:06:04,683 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 72 transitions. [2023-11-19 08:06:04,684 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-19 08:06:04,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 72 transitions. [2023-11-19 08:06:04,685 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:04,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:04,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:04,687 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:04,687 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:04,689 INFO L748 eck$LassoCheckResult]: Stem: 998#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 986#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 987#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 989#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 990#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1002#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1019#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1017#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1015#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1013#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1011#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1009#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1008#L34-3 assume !(main_~i~1#1 < 5); 976#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 977#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 993#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 999#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 997#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 994#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 995#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 996#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1021#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1020#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1018#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1016#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1014#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1012#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1006#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1010#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1007#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1005#L20-3 assume !(max_~i~0#1 < 5); 988#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 984#max_returnLabel#1 main_#t~ret7#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 985#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 972#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 973#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 991#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 982#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 983#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1030#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1029#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1028#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1027#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1026#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1025#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1024#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1004#L21-3 [2023-11-19 08:06:04,689 INFO L750 eck$LassoCheckResult]: Loop: 1004#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 1023#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1022#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1003#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1004#L21-3 [2023-11-19 08:06:04,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:04,689 INFO L85 PathProgramCache]: Analyzing trace with hash 2023971731, now seen corresponding path program 1 times [2023-11-19 08:06:04,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:04,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746426932] [2023-11-19 08:06:04,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:04,865 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 08:06:04,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:04,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746426932] [2023-11-19 08:06:04,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746426932] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:06:04,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789045739] [2023-11-19 08:06:04,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:04,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:04,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:04,867 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:04,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2023-11-19 08:06:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:04,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:06:04,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 08:06:05,018 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:06:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 08:06:05,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789045739] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:06:05,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:06:05,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2023-11-19 08:06:05,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479201198] [2023-11-19 08:06:05,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:06:05,076 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 08:06:05,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:05,077 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 3 times [2023-11-19 08:06:05,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:05,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610803600] [2023-11-19 08:06:05,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:05,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:05,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:05,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:06:05,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:06:05,188 INFO L87 Difference]: Start difference. First operand 59 states and 72 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 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) [2023-11-19 08:06:05,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:05,319 INFO L93 Difference]: Finished difference Result 84 states and 103 transitions. [2023-11-19 08:06:05,319 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 103 transitions. [2023-11-19 08:06:05,320 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:05,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 103 transitions. [2023-11-19 08:06:05,322 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2023-11-19 08:06:05,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2023-11-19 08:06:05,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 103 transitions. [2023-11-19 08:06:05,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:05,323 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 103 transitions. [2023-11-19 08:06:05,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 103 transitions. [2023-11-19 08:06:05,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 67. [2023-11-19 08:06:05,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.2238805970149254) internal successors, (82), 66 states have internal predecessors, (82), 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) [2023-11-19 08:06:05,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2023-11-19 08:06:05,339 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 82 transitions. [2023-11-19 08:06:05,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 08:06:05,342 INFO L428 stractBuchiCegarLoop]: Abstraction has 67 states and 82 transitions. [2023-11-19 08:06:05,342 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-19 08:06:05,342 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 82 transitions. [2023-11-19 08:06:05,343 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2023-11-19 08:06:05,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:05,343 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:05,347 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:05,347 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 08:06:05,348 INFO L748 eck$LassoCheckResult]: Stem: 1423#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1410#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1411#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1413#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1414#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1427#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1444#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1442#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1440#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1438#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1436#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1434#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1433#L34-3 assume !(main_~i~1#1 < 5); 1400#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1401#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1418#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1421#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1422#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1419#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1420#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1453#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1451#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1449#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1448#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1447#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1446#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1445#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1443#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1441#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1439#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1437#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1431#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1435#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1432#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1430#L20-3 assume !(max_~i~0#1 < 5); 1412#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1408#max_returnLabel#1 main_#t~ret7#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1409#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1396#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1397#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1426#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1406#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1407#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1415#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1416#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1462#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1461#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1460#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1459#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1458#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1457#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1456#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1455#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1454#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1429#L21-3 [2023-11-19 08:06:05,348 INFO L750 eck$LassoCheckResult]: Loop: 1429#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 1452#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1450#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1428#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1429#L21-3 [2023-11-19 08:06:05,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:05,349 INFO L85 PathProgramCache]: Analyzing trace with hash 669208243, now seen corresponding path program 2 times [2023-11-19 08:06:05,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:05,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140374375] [2023-11-19 08:06:05,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:05,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:05,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:05,446 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 4 times [2023-11-19 08:06:05,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:05,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267424400] [2023-11-19 08:06:05,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:05,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:05,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:05,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:05,456 INFO L85 PathProgramCache]: Analyzing trace with hash -746698386, now seen corresponding path program 1 times [2023-11-19 08:06:05,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:05,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089128805] [2023-11-19 08:06:05,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:05,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 08:06:05,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:05,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089128805] [2023-11-19 08:06:05,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089128805] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:06:05,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102283882] [2023-11-19 08:06:05,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:05,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:06:05,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:05,670 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:06:05,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2023-11-19 08:06:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:05,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 08:06:05,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 08:06:05,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:06:05,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102283882] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:05,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:06:05,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2023-11-19 08:06:05,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527430147] [2023-11-19 08:06:05,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:05,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:05,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:06:05,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:06:05,930 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. cyclomatic complexity: 20 Second operand has 8 states, 7 states have (on average 4.857142857142857) internal successors, (34), 8 states have internal predecessors, (34), 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) [2023-11-19 08:06:06,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:06,063 INFO L93 Difference]: Finished difference Result 84 states and 100 transitions. [2023-11-19 08:06:06,063 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 100 transitions. [2023-11-19 08:06:06,064 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 08:06:06,065 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 62 states and 73 transitions. [2023-11-19 08:06:06,065 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2023-11-19 08:06:06,065 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2023-11-19 08:06:06,065 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2023-11-19 08:06:06,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:06,066 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2023-11-19 08:06:06,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2023-11-19 08:06:06,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-11-19 08:06:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 61 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:06:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 73 transitions. [2023-11-19 08:06:06,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2023-11-19 08:06:06,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:06:06,072 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 73 transitions. [2023-11-19 08:06:06,072 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-19 08:06:06,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 73 transitions. [2023-11-19 08:06:06,073 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 08:06:06,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:06,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:06,076 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:06,076 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 08:06:06,079 INFO L748 eck$LassoCheckResult]: Stem: 1752#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1743#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1754#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1755#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1745#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1746#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1793#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1792#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1791#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1790#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1789#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1788#L34-3 assume !(main_~i~1#1 < 5); 1736#L34-4 havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1737#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1750#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1751#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1748#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1749#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1786#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1784#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1782#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1780#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1778#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1776#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1774#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1772#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1770#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1768#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1766#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1764#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1762#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1760#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1758#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1757#L20-3 assume !(max_~i~0#1 < 5); 1744#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1741#max_returnLabel#1 main_#t~ret7#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1740#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1732#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1733#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1747#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1753#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1787#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1785#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1783#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1781#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1779#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1777#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1775#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1773#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1771#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1769#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1767#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1765#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1763#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1761#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1759#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1756#L20-8 assume !(max_~i~0#1 < 5); 1734#L20-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1735#max_returnLabel#2 main_#t~ret10#1 := max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;call main_#t~mem11#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem11#1;havoc main_#t~mem11#1;main_~i~2#1 := 0; 1739#L43-3 [2023-11-19 08:06:06,081 INFO L750 eck$LassoCheckResult]: Loop: 1739#L43-3 assume !!(main_~i~2#1 < 4);call main_#t~mem13#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int(main_#t~mem13#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem13#1; 1738#L43-2 main_#t~post12#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1739#L43-3 [2023-11-19 08:06:06,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:06,083 INFO L85 PathProgramCache]: Analyzing trace with hash -260352212, now seen corresponding path program 1 times [2023-11-19 08:06:06,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:06,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996768651] [2023-11-19 08:06:06,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:06,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,141 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:06,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:06,220 INFO L85 PathProgramCache]: Analyzing trace with hash 3203, now seen corresponding path program 1 times [2023-11-19 08:06:06,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:06,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535770595] [2023-11-19 08:06:06,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:06,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:06,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:06,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1090370322, now seen corresponding path program 1 times [2023-11-19 08:06:06,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:06,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565108711] [2023-11-19 08:06:06,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:06,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:06,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:12,029 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:06:12,030 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:06:12,030 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:06:12,030 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:06:12,030 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:06:12,030 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:12,030 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:06:12,030 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:06:12,030 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration10_Lasso [2023-11-19 08:06:12,030 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:06:12,030 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:06:12,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:12,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:13,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:06:13,032 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:06:13,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,037 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,044 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 [2023-11-19 08:06:13,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 08:06:13,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,085 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 08:06:13,088 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 [2023-11-19 08:06:13,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,115 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 08:06:13,117 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 [2023-11-19 08:06:13,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-19 08:06:13,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,143 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 08:06:13,149 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 [2023-11-19 08:06:13,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-19 08:06:13,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,188 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,191 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 [2023-11-19 08:06:13,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-19 08:06:13,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,243 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,246 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 [2023-11-19 08:06:13,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-19 08:06:13,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-19 08:06:13,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,284 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-19 08:06:13,286 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 [2023-11-19 08:06:13,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,310 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 08:06:13,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:13,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 08:06:13,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,342 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 08:06:13,345 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 [2023-11-19 08:06:13,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-19 08:06:13,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,370 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,379 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 [2023-11-19 08:06:13,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 08:06:13,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:13,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:13,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-19 08:06:13,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,410 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 08:06:13,412 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 [2023-11-19 08:06:13,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-19 08:06:13,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,438 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 08:06:13,439 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 [2023-11-19 08:06:13,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:13,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:13,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,469 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 08:06:13,471 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 [2023-11-19 08:06:13,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-19 08:06:13,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,498 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 08:06:13,500 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 [2023-11-19 08:06:13,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,557 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 08:06:13,560 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 [2023-11-19 08:06:13,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,616 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,619 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 [2023-11-19 08:06:13,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 08:06:13,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-19 08:06:13,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,681 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 08:06:13,682 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 [2023-11-19 08:06:13,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-19 08:06:13,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,708 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 08:06:13,711 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 [2023-11-19 08:06:13,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-19 08:06:13,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,738 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 08:06:13,739 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 [2023-11-19 08:06:13,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-19 08:06:13,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,765 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 08:06:13,767 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 [2023-11-19 08:06:13,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-19 08:06:13,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,796 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 08:06:13,798 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 [2023-11-19 08:06:13,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,855 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,859 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 [2023-11-19 08:06:13,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 08:06:13,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,903 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,909 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 [2023-11-19 08:06:13,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 08:06:13,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:06:13,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:06:13,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:06:13,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:13,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:13,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:13,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,965 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,972 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 [2023-11-19 08:06:13,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:13,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:13,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:13,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:13,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 08:06:13,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:13,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:13,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,009 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 08:06:14,011 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 [2023-11-19 08:06:14,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-19 08:06:14,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,039 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 08:06:14,041 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 [2023-11-19 08:06:14,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-19 08:06:14,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,070 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 08:06:14,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:14,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-19 08:06:14,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,102 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 08:06:14,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:14,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-19 08:06:14,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,130 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 08:06:14,132 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 [2023-11-19 08:06:14,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,177 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 08:06:14,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:14,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-19 08:06:14,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,206 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 08:06:14,208 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 [2023-11-19 08:06:14,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,238 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 08:06:14,240 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 [2023-11-19 08:06:14,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-19 08:06:14,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,274 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 08:06:14,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:14,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,307 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 08:06:14,309 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 [2023-11-19 08:06:14,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,339 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 08:06:14,341 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 [2023-11-19 08:06:14,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-19 08:06:14,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,375 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 08:06:14,376 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 [2023-11-19 08:06:14,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-19 08:06:14,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,407 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,411 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 [2023-11-19 08:06:14,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-19 08:06:14,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-19 08:06:14,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,444 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-19 08:06:14,445 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 [2023-11-19 08:06:14,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:14,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-19 08:06:14,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,491 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-19 08:06:14,493 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 [2023-11-19 08:06:14,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:14,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:14,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:14,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:14,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:14,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:14,520 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:06:14,532 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-19 08:06:14,532 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-19 08:06:14,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:14,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:14,534 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:14,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-19 08:06:14,535 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:06:14,546 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 08:06:14,546 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:06:14,546 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1) = -2*ULTIMATE.start_main_~i~2#1 + 7 Supporting invariants [] [2023-11-19 08:06:14,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:14,583 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2023-11-19 08:06:14,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:14,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:06:14,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:14,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:06:14,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:14,787 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 08:06:14,788 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2023-11-19 08:06:14,802 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 64 states and 76 transitions. Complement of second has 4 states. [2023-11-19 08:06:14,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-19 08:06:14,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2023-11-19 08:06:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 24 transitions. [2023-11-19 08:06:14,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 60 letters. Loop has 2 letters. [2023-11-19 08:06:14,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:14,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 62 letters. Loop has 2 letters. [2023-11-19 08:06:14,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:14,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 60 letters. Loop has 4 letters. [2023-11-19 08:06:14,806 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:14,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 76 transitions. [2023-11-19 08:06:14,807 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:06:14,807 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2023-11-19 08:06:14,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 08:06:14,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 08:06:14,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 08:06:14,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:14,807 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:14,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:14,808 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:14,808 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-19 08:06:14,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 08:06:14,808 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:06:14,808 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 08:06:14,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:06:14 BoogieIcfgContainer [2023-11-19 08:06:14,815 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 08:06:14,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:14,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:14,816 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:14,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:56" (3/4) ... [2023-11-19 08:06:14,818 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:06:14,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:14,820 INFO L158 Benchmark]: Toolchain (without parser) took 18822.53ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 155.2MB in the beginning and 174.9MB in the end (delta: -19.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:14,820 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 151.0MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:14,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.68ms. Allocated memory is still 203.4MB. Free memory was 154.5MB in the beginning and 144.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:14,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.91ms. Allocated memory is still 203.4MB. Free memory was 143.3MB in the beginning and 142.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:14,821 INFO L158 Benchmark]: Boogie Preprocessor took 39.86ms. Allocated memory is still 203.4MB. Free memory was 142.0MB in the beginning and 140.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:14,822 INFO L158 Benchmark]: RCFGBuilder took 485.57ms. Allocated memory is still 203.4MB. Free memory was 140.5MB in the beginning and 125.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:06:14,822 INFO L158 Benchmark]: BuchiAutomizer took 17958.26ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 124.5MB in the beginning and 176.0MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:14,822 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 245.4MB. Free memory was 176.0MB in the beginning and 174.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:14,824 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 151.0MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.68ms. Allocated memory is still 203.4MB. Free memory was 154.5MB in the beginning and 144.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.91ms. Allocated memory is still 203.4MB. Free memory was 143.3MB in the beginning and 142.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.86ms. Allocated memory is still 203.4MB. Free memory was 142.0MB in the beginning and 140.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 485.57ms. Allocated memory is still 203.4MB. Free memory was 140.5MB in the beginning and 125.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 17958.26ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 124.5MB in the beginning and 176.0MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 245.4MB. Free memory was 176.0MB in the beginning and 174.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~x!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (9 + (-2 * i)) and consists of 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function ((-2 * i) + 7) and consists of 3 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.8s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 16.5s. Construction of modules took 0.3s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 41 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 280 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 277 mSDsluCounter, 591 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 360 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 326 IncrementalHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 231 mSDtfsCounter, 326 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital243 mio100 ax100 hnf100 lsp99 ukn55 mio100 lsp31 div100 bol100 ite100 ukn100 eq156 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-19 08:06:14,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-19 08:06:15,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:15,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2023-11-19 08:06:15,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2023-11-19 08:06:15,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:15,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-19 08:06:16,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b33de230-30cf-4e45-9100-a0fe981a706c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE