./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya --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 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:07:21,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:07:21,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 04:07:21,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:07:21,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:07:21,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:07:21,441 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:07:21,442 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:07:21,443 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:07:21,443 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:07:21,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:07:21,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:07:21,445 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:07:21,445 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 04:07:21,446 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 04:07:21,446 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 04:07:21,447 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 04:07:21,447 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 04:07:21,448 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 04:07:21,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:07:21,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 04:07:21,449 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:07:21,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:07:21,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:07:21,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:07:21,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 04:07:21,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 04:07:21,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 04:07:21,452 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:07:21,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:07:21,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:07:21,454 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 04:07:21,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:07:21,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:07:21,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:07:21,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:07:21,456 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:07:21,456 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 04:07:21,456 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_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2023-11-29 04:07:21,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:07:21,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:07:21,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:07:21,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:07:21,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:07:21,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/recursive/gcd02.c [2023-11-29 04:07:24,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:07:24,668 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:07:24,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/sv-benchmarks/c/recursive/gcd02.c [2023-11-29 04:07:24,674 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/data/28056dc49/517e91086ecd4ee8aa8d85062ed99ad1/FLAG090ed21a2 [2023-11-29 04:07:24,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/data/28056dc49/517e91086ecd4ee8aa8d85062ed99ad1 [2023-11-29 04:07:24,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:07:24,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:07:24,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:07:24,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:07:24,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:07:24,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43db26dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24, skipping insertion in model container [2023-11-29 04:07:24,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:07:24,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:07:24,856 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:07:24,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:07:24,883 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:07:24,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24 WrapperNode [2023-11-29 04:07:24,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:07:24,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:07:24,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:07:24,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:07:24,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,912 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2023-11-29 04:07:24,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:07:24,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:07:24,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:07:24,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:07:24,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,923 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,934 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2023-11-29 04:07:24,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:07:24,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:07:24,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:07:24,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:07:24,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (1/1) ... [2023-11-29 04:07:24,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:24,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:24,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:24,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 04:07:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:07:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2023-11-29 04:07:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2023-11-29 04:07:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:07:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:07:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2023-11-29 04:07:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2023-11-29 04:07:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:07:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:07:25,081 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:07:25,083 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:07:25,219 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:07:25,229 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:07:25,229 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 04:07:25,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:07:25 BoogieIcfgContainer [2023-11-29 04:07:25,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:07:25,232 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 04:07:25,232 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 04:07:25,235 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 04:07:25,236 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 04:07:25,236 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 04:07:24" (1/3) ... [2023-11-29 04:07:25,237 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61309421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 04:07:25, skipping insertion in model container [2023-11-29 04:07:25,237 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 04:07:25,237 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:07:24" (2/3) ... [2023-11-29 04:07:25,238 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61309421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 04:07:25, skipping insertion in model container [2023-11-29 04:07:25,238 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 04:07:25,238 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:07:25" (3/3) ... [2023-11-29 04:07:25,240 INFO L332 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2023-11-29 04:07:25,291 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 04:07:25,292 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 04:07:25,292 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 04:07:25,292 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 04:07:25,292 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 04:07:25,292 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 04:07:25,292 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 04:07:25,292 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 04:07:25,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 04:07:25,315 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2023-11-29 04:07:25,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:25,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:25,320 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-29 04:07:25,320 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-29 04:07:25,320 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 04:07:25,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 04:07:25,324 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2023-11-29 04:07:25,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:25,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:25,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-29 04:07:25,325 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-29 04:07:25,331 INFO L748 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 6#L44true assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 14#L48true assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 7#L51true assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 31#L52true call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 15#$Ultimate##0true [2023-11-29 04:07:25,332 INFO L750 eck$LassoCheckResult]: Loop: 15#$Ultimate##0true ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 20#L18true assume !(~y1#1 <= 0 || ~y2#1 <= 0); 25#L18-2true assume !(~y1#1 == ~y2#1); 13#L25true assume !(~y1#1 > ~y2#1); 29#L28true call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 15#$Ultimate##0true [2023-11-29 04:07:25,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:25,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1954575714, now seen corresponding path program 1 times [2023-11-29 04:07:25,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:25,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611725146] [2023-11-29 04:07:25,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:25,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,470 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:25,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:25,474 INFO L85 PathProgramCache]: Analyzing trace with hash 40363067, now seen corresponding path program 1 times [2023-11-29 04:07:25,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:25,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92535546] [2023-11-29 04:07:25,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:25,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:25,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:25,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1435589766, now seen corresponding path program 1 times [2023-11-29 04:07:25,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:25,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468932464] [2023-11-29 04:07:25,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:25,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:25,723 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:25,724 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:25,724 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:25,724 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:25,724 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 04:07:25,724 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:25,725 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:25,725 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:25,725 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2023-11-29 04:07:25,725 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:25,726 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:25,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,779 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:25,864 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:25,865 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 04:07:25,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:25,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:25,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:25,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 04:07:25,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 04:07:25,873 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 04:07:25,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:25,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:25,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:25,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:25,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 04:07:25,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 04:07:25,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 04:07:26,083 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 04:07:26,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 04:07:26,088 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:26,088 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:26,088 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:26,088 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:26,089 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:26,089 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,089 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:26,089 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:26,089 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2023-11-29 04:07:26,089 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:26,089 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:26,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,192 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:26,197 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:26,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:26,200 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:26,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 04:07:26,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:26,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:26,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:26,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:26,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:26,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:26,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:26,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:26,233 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:26,239 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-29 04:07:26,239 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 04:07:26,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:26,263 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:26,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 04:07:26,266 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:26,267 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 04:07:26,268 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:26,268 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2#1) = 1*gcd_#in~y2#1 Supporting invariants [] [2023-11-29 04:07:26,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 04:07:26,276 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 04:07:26,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:26,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:07:26,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:26,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:07:26,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:26,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:26,441 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-29 04:07:26,444 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:07:26,569 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 124 states and 168 transitions. Complement of second has 22 states. [2023-11-29 04:07:26,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2023-11-29 04:07:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:07:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 64 transitions. [2023-11-29 04:07:26,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 6 letters. Loop has 5 letters. [2023-11-29 04:07:26,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:26,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 11 letters. Loop has 5 letters. [2023-11-29 04:07:26,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:26,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 6 letters. Loop has 10 letters. [2023-11-29 04:07:26,582 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:26,583 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 124 states and 168 transitions. [2023-11-29 04:07:26,591 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-29 04:07:26,598 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 124 states to 49 states and 67 transitions. [2023-11-29 04:07:26,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2023-11-29 04:07:26,600 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2023-11-29 04:07:26,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 67 transitions. [2023-11-29 04:07:26,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 04:07:26,602 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 67 transitions. [2023-11-29 04:07:26,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 67 transitions. [2023-11-29 04:07:26,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2023-11-29 04:07:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2023-11-29 04:07:26,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2023-11-29 04:07:26,627 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2023-11-29 04:07:26,628 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2023-11-29 04:07:26,628 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 04:07:26,628 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2023-11-29 04:07:26,629 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-29 04:07:26,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:26,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:26,630 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:07:26,630 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-29 04:07:26,631 INFO L748 eck$LassoCheckResult]: Stem: 265#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 259#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 250#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 251#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 252#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 238#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 266#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 253#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 254#L18-2 assume !(~y1#1 == ~y2#1); 261#L25 assume ~y1#1 > ~y2#1; 237#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 239#$Ultimate##0 [2023-11-29 04:07:26,631 INFO L750 eck$LassoCheckResult]: Loop: 239#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 268#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 276#L18-2 assume !(~y1#1 == ~y2#1); 277#L25 assume ~y1#1 > ~y2#1; 267#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 239#$Ultimate##0 [2023-11-29 04:07:26,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:26,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1435589861, now seen corresponding path program 1 times [2023-11-29 04:07:26,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:26,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566357381] [2023-11-29 04:07:26,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:26,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:26,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:26,663 INFO L85 PathProgramCache]: Analyzing trace with hash 40362972, now seen corresponding path program 1 times [2023-11-29 04:07:26,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:26,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854757719] [2023-11-29 04:07:26,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:26,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:26,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:26,675 INFO L85 PathProgramCache]: Analyzing trace with hash -16441086, now seen corresponding path program 2 times [2023-11-29 04:07:26,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:26,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319575478] [2023-11-29 04:07:26,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:26,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:26,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:26,784 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:26,784 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:26,784 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:26,784 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:26,784 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 04:07:26,785 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,785 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:26,785 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:26,785 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2023-11-29 04:07:26,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:26,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:26,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 04:07:26,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:26,898 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:26,898 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 04:07:26,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:26,900 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:26,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 04:07:26,904 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 04:07:26,904 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 04:07:26,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 04:07:26,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res#1=0} Honda state: {gcd_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 04:07:26,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 04:07:26,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:26,929 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:26,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 04:07:26,936 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 04:07:26,936 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 04:07:26,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 04:07:26,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:26,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:26,961 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:26,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 04:07:26,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 04:07:26,965 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 04:07:27,010 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 04:07:27,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 04:07:27,014 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:27,014 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:27,014 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:27,014 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:27,014 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:27,014 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:27,015 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:27,015 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:27,015 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2023-11-29 04:07:27,015 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:27,015 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:27,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,035 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:27,072 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:27,072 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:27,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:27,074 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:27,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 04:07:27,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:27,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:27,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:27,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:27,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:27,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:27,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:27,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:27,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:27,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 04:07:27,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:27,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:27,095 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:27,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 04:07:27,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:27,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:27,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:27,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:27,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:27,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:27,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:27,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:27,113 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:27,117 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-29 04:07:27,117 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 04:07:27,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:27,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:27,119 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:27,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 04:07:27,131 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:27,132 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 04:07:27,132 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:27,132 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1#1) = 1*gcd_#in~y1#1 Supporting invariants [] [2023-11-29 04:07:27,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 04:07:27,136 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 04:07:27,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:27,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:07:27,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:27,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:07:27,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:27,266 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-11-29 04:07:27,266 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:07:27,377 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 140 states and 188 transitions. Complement of second has 31 states. [2023-11-29 04:07:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2023-11-29 04:07:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:07:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2023-11-29 04:07:27,379 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2023-11-29 04:07:27,379 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:27,379 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2023-11-29 04:07:27,380 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:27,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2023-11-29 04:07:27,380 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:27,380 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 188 transitions. [2023-11-29 04:07:27,385 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 04:07:27,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 116 states and 164 transitions. [2023-11-29 04:07:27,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2023-11-29 04:07:27,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2023-11-29 04:07:27,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2023-11-29 04:07:27,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 04:07:27,392 INFO L218 hiAutomatonCegarLoop]: Abstraction has 116 states and 164 transitions. [2023-11-29 04:07:27,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2023-11-29 04:07:27,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 82. [2023-11-29 04:07:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.180327868852459) internal successors, (72), 65 states have internal predecessors, (72), 11 states have call successors, (11), 8 states have call predecessors, (11), 10 states have return successors, (26), 8 states have call predecessors, (26), 9 states have call successors, (26) [2023-11-29 04:07:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2023-11-29 04:07:27,405 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 109 transitions. [2023-11-29 04:07:27,405 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2023-11-29 04:07:27,405 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 04:07:27,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 109 transitions. [2023-11-29 04:07:27,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:27,408 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:27,408 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:27,408 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:07:27,409 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 04:07:27,409 INFO L748 eck$LassoCheckResult]: Stem: 554#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 545#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 534#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 535#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 536#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 522#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 555#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 563#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 588#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 528#gcdFINAL assume true; 529#gcdEXIT >#78#return; 556#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 531#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 537#$Ultimate##0 [2023-11-29 04:07:27,409 INFO L750 eck$LassoCheckResult]: Loop: 537#$Ultimate##0 ~n := #in~n;~m := #in~m; 530#L33 assume !(0 == ~m); 533#L36 assume !(~n > ~m); 532#L39 call #t~ret6 := divides(~n, ~m - ~n);< 537#$Ultimate##0 [2023-11-29 04:07:27,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:27,409 INFO L85 PathProgramCache]: Analyzing trace with hash -918092653, now seen corresponding path program 1 times [2023-11-29 04:07:27,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:27,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711671422] [2023-11-29 04:07:27,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:27,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,433 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:27,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:27,434 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 1 times [2023-11-29 04:07:27,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:27,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924781650] [2023-11-29 04:07:27,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:27,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:27,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:27,446 INFO L85 PathProgramCache]: Analyzing trace with hash 238850902, now seen corresponding path program 1 times [2023-11-29 04:07:27,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:27,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299252864] [2023-11-29 04:07:27,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:27,472 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:27,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 04:07:28,128 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:28,128 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:28,128 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:28,128 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:28,128 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:28,128 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,128 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:28,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:28,129 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2023-11-29 04:07:28,129 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:28,129 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:28,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:28,520 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:28,521 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:28,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:28,522 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:28,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 04:07:28,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:28,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:28,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:28,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:28,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:28,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:28,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:28,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:28,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:28,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 04:07:28,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:28,549 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:28,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 04:07:28,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:28,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:28,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:28,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:28,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:28,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:28,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:28,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:28,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:28,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 04:07:28,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:28,574 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:28,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 04:07:28,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:28,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:28,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:28,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:28,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:28,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:28,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:28,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:28,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:28,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 04:07:28,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:28,594 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:28,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 04:07:28,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:28,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:28,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:28,607 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 04:07:28,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:28,621 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-29 04:07:28,622 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 04:07:28,650 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:28,682 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-29 04:07:28,682 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2023-11-29 04:07:28,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:28,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:28,684 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:28,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 04:07:28,687 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:28,703 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2023-11-29 04:07:28,703 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:28,703 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0] [2023-11-29 04:07:28,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:28,712 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 04:07:28,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:28,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 04:07:28,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:28,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:07:28,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:28,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 04:07:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:28,999 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2023-11-29 04:07:28,999 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32 Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:07:29,240 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32. Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 146 transitions. Complement of second has 21 states. [2023-11-29 04:07:29,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-29 04:07:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:07:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2023-11-29 04:07:29,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2023-11-29 04:07:29,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:29,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2023-11-29 04:07:29,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:29,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2023-11-29 04:07:29,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:29,243 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 146 transitions. [2023-11-29 04:07:29,247 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:29,250 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 96 states and 127 transitions. [2023-11-29 04:07:29,250 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2023-11-29 04:07:29,250 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2023-11-29 04:07:29,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions. [2023-11-29 04:07:29,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 04:07:29,250 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions. [2023-11-29 04:07:29,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions. [2023-11-29 04:07:29,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 86. [2023-11-29 04:07:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.171875) internal successors, (75), 68 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2023-11-29 04:07:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 116 transitions. [2023-11-29 04:07:29,260 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 116 transitions. [2023-11-29 04:07:29,260 INFO L428 stractBuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2023-11-29 04:07:29,260 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 04:07:29,261 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 116 transitions. [2023-11-29 04:07:29,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:29,262 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:29,262 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:29,263 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:07:29,263 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 04:07:29,263 INFO L748 eck$LassoCheckResult]: Stem: 877#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 863#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 853#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 854#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 855#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 838#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 878#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 884#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 883#L18-2 assume !(~y1#1 == ~y2#1); 874#L25 assume ~y1#1 > ~y2#1; 837#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 839#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 881#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 915#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 913#gcdFINAL assume true; 909#gcdEXIT >#74#return; 905#L26-1 #res#1 := #t~ret4#1;havoc #t~ret4#1; 903#gcdFINAL assume true; 882#gcdEXIT >#78#return; 879#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 851#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 852#$Ultimate##0 [2023-11-29 04:07:29,264 INFO L750 eck$LassoCheckResult]: Loop: 852#$Ultimate##0 ~n := #in~n;~m := #in~m; 848#L33 assume !(0 == ~m); 850#L36 assume !(~n > ~m); 849#L39 call #t~ret6 := divides(~n, ~m - ~n);< 852#$Ultimate##0 [2023-11-29 04:07:29,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:29,264 INFO L85 PathProgramCache]: Analyzing trace with hash -932172632, now seen corresponding path program 1 times [2023-11-29 04:07:29,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:29,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887349645] [2023-11-29 04:07:29,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:29,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,294 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:29,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:29,295 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 2 times [2023-11-29 04:07:29,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:29,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804422790] [2023-11-29 04:07:29,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:29,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:29,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:29,305 INFO L85 PathProgramCache]: Analyzing trace with hash -2051430165, now seen corresponding path program 1 times [2023-11-29 04:07:29,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:29,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834688388] [2023-11-29 04:07:29,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:29,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:29,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:29,933 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:29,933 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:29,934 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:29,934 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:29,934 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:29,934 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:29,934 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:29,934 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:29,934 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2023-11-29 04:07:29,934 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:29,934 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:29,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:29,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:30,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:30,228 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:30,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,229 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 04:07:30,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 04:07:30,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,251 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 04:07:30,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 04:07:30,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,273 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 04:07:30,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 04:07:30,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,294 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 04:07:30,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 04:07:30,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,320 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 04:07:30,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 04:07:30,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,342 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 04:07:30,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:30,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:30,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 04:07:30,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,364 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 04:07:30,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:30,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,382 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 04:07:30,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 04:07:30,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,399 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 04:07:30,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 04:07:30,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,417 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 04:07:30,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 04:07:30,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,434 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 04:07:30,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 04:07:30,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,451 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 04:07:30,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:30,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,468 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 04:07:30,471 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 [2023-11-29 04:07:30,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:30,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,486 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 04:07:30,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:30,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:30,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:30,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:30,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:30,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 04:07:30,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,503 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 04:07:30,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:30,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:30,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:30,518 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 04:07:30,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:30,527 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-29 04:07:30,527 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 04:07:30,546 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:30,587 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2023-11-29 04:07:30,587 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-29 04:07:30,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:30,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:30,588 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:30,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 04:07:30,591 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:30,606 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2023-11-29 04:07:30,606 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:30,607 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2023-11-29 04:07:30,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-29 04:07:30,615 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2023-11-29 04:07:30,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:30,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 04:07:30,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:30,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:30,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:07:30,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:30,993 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2023-11-29 04:07:30,993 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:07:31,249 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 112 states and 145 transitions. Complement of second has 23 states. [2023-11-29 04:07:31,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-29 04:07:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:07:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2023-11-29 04:07:31,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2023-11-29 04:07:31,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:31,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2023-11-29 04:07:31,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:31,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2023-11-29 04:07:31,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:31,252 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112 states and 145 transitions. [2023-11-29 04:07:31,254 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:31,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112 states to 89 states and 118 transitions. [2023-11-29 04:07:31,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2023-11-29 04:07:31,256 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2023-11-29 04:07:31,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 118 transitions. [2023-11-29 04:07:31,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 04:07:31,257 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 118 transitions. [2023-11-29 04:07:31,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 118 transitions. [2023-11-29 04:07:31,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2023-11-29 04:07:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 64 states have internal predecessors, (71), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2023-11-29 04:07:31,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2023-11-29 04:07:31,264 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 106 transitions. [2023-11-29 04:07:31,264 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 106 transitions. [2023-11-29 04:07:31,264 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 04:07:31,264 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 106 transitions. [2023-11-29 04:07:31,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:31,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:31,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:31,266 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:07:31,266 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 04:07:31,266 INFO L748 eck$LassoCheckResult]: Stem: 1221#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 1211#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1202#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1203#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1204#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1205#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1222#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1246#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1244#L18-2 assume !(~y1#1 == ~y2#1); 1242#L25 assume !(~y1#1 > ~y2#1); 1189#L28 call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 1228#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1227#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1226#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 1210#gcdFINAL assume true; 1234#gcdEXIT >#76#return; 1232#L28-1 #res#1 := #t~ret5#1;havoc #t~ret5#1; 1231#gcdFINAL assume true; 1230#gcdEXIT >#78#return; 1223#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1198#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1201#$Ultimate##0 [2023-11-29 04:07:31,266 INFO L750 eck$LassoCheckResult]: Loop: 1201#$Ultimate##0 ~n := #in~n;~m := #in~m; 1195#L33 assume !(0 == ~m); 1197#L36 assume !(~n > ~m); 1196#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1201#$Ultimate##0 [2023-11-29 04:07:31,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:31,267 INFO L85 PathProgramCache]: Analyzing trace with hash 216168968, now seen corresponding path program 1 times [2023-11-29 04:07:31,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:31,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013012414] [2023-11-29 04:07:31,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:31,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:31,289 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 3 times [2023-11-29 04:07:31,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:31,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645098071] [2023-11-29 04:07:31,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:31,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:31,298 INFO L85 PathProgramCache]: Analyzing trace with hash -2088352181, now seen corresponding path program 1 times [2023-11-29 04:07:31,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:31,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709592491] [2023-11-29 04:07:31,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:31,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:31,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:31,945 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:31,945 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:31,945 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:31,945 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:31,945 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:31,945 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:31,945 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:31,945 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:31,945 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2023-11-29 04:07:31,945 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:31,945 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:31,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:31,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:32,243 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:32,243 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:32,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,244 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 04:07:32,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-29 04:07:32,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,263 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 04:07:32,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 04:07:32,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,284 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 04:07:32,286 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 [2023-11-29 04:07:32,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 04:07:32,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,306 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 04:07:32,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,330 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 04:07:32,332 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 [2023-11-29 04:07:32,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 04:07:32,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,350 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 04:07:32,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-29 04:07:32,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,374 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 04:07:32,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,400 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 04:07:32,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-29 04:07:32,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,426 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 04:07:32,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-29 04:07:32,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,447 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 04:07:32,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,469 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 04:07:32,471 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 [2023-11-29 04:07:32,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,490 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 04:07:32,493 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 [2023-11-29 04:07:32,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 04:07:32,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,508 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 04:07:32,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-29 04:07:32,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,526 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-29 04:07:32,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,546 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 04:07:32,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,567 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 04:07:32,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-29 04:07:32,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,590 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-29 04:07:32,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,611 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 04:07:32,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,632 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 04:07:32,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-29 04:07:32,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,653 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 04:07:32,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,673 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 04:07:32,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-29 04:07:32,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,695 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 04:07:32,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,708 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-29 04:07:32,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,716 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 04:07:32,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,737 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 04:07:32,739 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 [2023-11-29 04:07:32,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-29 04:07:32,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,755 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 04:07:32,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,775 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 04:07:32,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-29 04:07:32,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,795 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 04:07:32,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,816 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 04:07:32,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 04:07:32,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 04:07:32,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,837 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 04:07:32,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:32,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:32,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:32,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:32,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:32,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:32,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,854 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 04:07:32,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:32,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:32,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:32,867 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 04:07:32,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:32,873 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-29 04:07:32,873 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 04:07:32,892 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:32,918 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-29 04:07:32,918 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-29 04:07:32,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:32,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:32,919 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:32,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 04:07:32,922 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:32,934 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2023-11-29 04:07:32,934 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:32,934 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2023-11-29 04:07:32,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-29 04:07:32,942 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2023-11-29 04:07:32,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:32,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-29 04:07:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:32,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 04:07:32,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:33,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:07:33,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:33,259 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2023-11-29 04:07:33,260 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:07:33,512 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 106 states and 131 transitions. Complement of second has 23 states. [2023-11-29 04:07:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-29 04:07:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:07:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2023-11-29 04:07:33,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2023-11-29 04:07:33,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:33,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2023-11-29 04:07:33,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:33,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2023-11-29 04:07:33,517 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:33,517 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 106 states and 131 transitions. [2023-11-29 04:07:33,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:33,521 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 106 states to 84 states and 107 transitions. [2023-11-29 04:07:33,521 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2023-11-29 04:07:33,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2023-11-29 04:07:33,522 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 107 transitions. [2023-11-29 04:07:33,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 04:07:33,522 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 107 transitions. [2023-11-29 04:07:33,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 107 transitions. [2023-11-29 04:07:33,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-29 04:07:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 64 states have internal predecessors, (70), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2023-11-29 04:07:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 105 transitions. [2023-11-29 04:07:33,530 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 105 transitions. [2023-11-29 04:07:33,530 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 105 transitions. [2023-11-29 04:07:33,530 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 04:07:33,530 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 105 transitions. [2023-11-29 04:07:33,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 04:07:33,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 04:07:33,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 04:07:33,532 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:07:33,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 04:07:33,532 INFO L748 eck$LassoCheckResult]: Stem: 1563#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 1555#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1544#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1545#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1547#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1548#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1564#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1587#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1585#L18-2 assume !(~y1#1 == ~y2#1); 1582#L25 assume !(~y1#1 > ~y2#1); 1530#L28 call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 1575#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1588#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1568#L18-2 assume !(~y1#1 == ~y2#1); 1561#L25 assume ~y1#1 > ~y2#1; 1529#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 1532#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1567#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1604#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 1603#gcdFINAL assume true; 1599#gcdEXIT >#74#return; 1556#L26-1 #res#1 := #t~ret4#1;havoc #t~ret4#1; 1557#gcdFINAL assume true; 1573#gcdEXIT >#76#return; 1571#L28-1 #res#1 := #t~ret5#1;havoc #t~ret5#1; 1570#gcdFINAL assume true; 1569#gcdEXIT >#78#return; 1565#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1541#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1546#$Ultimate##0 [2023-11-29 04:07:33,532 INFO L750 eck$LassoCheckResult]: Loop: 1546#$Ultimate##0 ~n := #in~n;~m := #in~m; 1540#L33 assume !(0 == ~m); 1542#L36 assume !(~n > ~m); 1543#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1546#$Ultimate##0 [2023-11-29 04:07:33,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:33,533 INFO L85 PathProgramCache]: Analyzing trace with hash -313768493, now seen corresponding path program 1 times [2023-11-29 04:07:33,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:33,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450160265] [2023-11-29 04:07:33,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:33,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:33,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:33,558 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 4 times [2023-11-29 04:07:33,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:33,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160396227] [2023-11-29 04:07:33,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:33,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,566 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:33,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:33,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1061106838, now seen corresponding path program 1 times [2023-11-29 04:07:33,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:07:33,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560447740] [2023-11-29 04:07:33,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:07:33,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:07:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:07:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:07:33,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:07:34,183 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 04:07:34,183 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 04:07:34,183 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 04:07:34,184 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 04:07:34,184 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 04:07:34,184 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,184 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 04:07:34,184 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 04:07:34,184 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration6_Lasso [2023-11-29 04:07:34,184 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 04:07:34,184 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 04:07:34,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 04:07:34,459 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 04:07:34,459 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 04:07:34,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:34,460 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:34,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 04:07:34,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:34,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:34,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:34,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:34,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:34,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:34,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:34,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:34,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:34,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-29 04:07:34,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:34,477 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:34,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 04:07:34,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:34,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:34,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:34,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:34,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:34,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:34,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:34,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:34,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:34,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-29 04:07:34,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:34,495 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:34,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 04:07:34,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:34,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:34,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 04:07:34,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:34,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 04:07:34,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:34,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 04:07:34,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 04:07:34,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 04:07:34,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-29 04:07:34,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:34,512 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:34,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 04:07:34,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 04:07:34,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 04:07:34,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 04:07:34,524 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 04:07:34,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 04:07:34,530 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-29 04:07:34,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 04:07:34,550 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 04:07:34,573 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-29 04:07:34,573 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-29 04:07:34,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 04:07:34,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:07:34,574 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 04:07:34,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 04:07:34,576 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 04:07:34,588 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2023-11-29 04:07:34,588 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 04:07:34,588 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~m >= 0, 2*divides_#in~n - 1 >= 0] [2023-11-29 04:07:34,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-29 04:07:34,597 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2023-11-29 04:07:34,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:07:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:34,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 04:07:34,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:34,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 04:07:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:07:34,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:07:34,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:07:35,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:07:35,025 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2023-11-29 04:07:35,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28 Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 04:07:35,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28. Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Result 92 states and 115 transitions. Complement of second has 23 states. [2023-11-29 04:07:35,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 04:07:35,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 04:07:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2023-11-29 04:07:35,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2023-11-29 04:07:35,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:35,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2023-11-29 04:07:35,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:35,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2023-11-29 04:07:35,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 04:07:35,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 115 transitions. [2023-11-29 04:07:35,271 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 04:07:35,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2023-11-29 04:07:35,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 04:07:35,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 04:07:35,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 04:07:35,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 04:07:35,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:07:35,272 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:07:35,272 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:07:35,272 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 04:07:35,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:07:35,272 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 04:07:35,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 04:07:35,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 04:07:35 BoogieIcfgContainer [2023-11-29 04:07:35,279 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 04:07:35,279 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:07:35,279 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:07:35,279 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:07:35,280 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:07:25" (3/4) ... [2023-11-29 04:07:35,282 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:07:35,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:07:35,283 INFO L158 Benchmark]: Toolchain (without parser) took 10595.34ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 98.8MB in the beginning and 112.6MB in the end (delta: -13.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,283 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:07:35,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.31ms. Allocated memory is still 130.0MB. Free memory was 98.5MB in the beginning and 88.3MB in the end (delta: 10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.04ms. Allocated memory is still 130.0MB. Free memory was 88.3MB in the beginning and 86.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,284 INFO L158 Benchmark]: Boogie Preprocessor took 31.68ms. Allocated memory is still 130.0MB. Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:07:35,284 INFO L158 Benchmark]: RCFGBuilder took 285.31ms. Allocated memory is still 130.0MB. Free memory was 84.9MB in the beginning and 74.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,285 INFO L158 Benchmark]: BuchiAutomizer took 10046.69ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 113.6MB in the end (delta: -39.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,285 INFO L158 Benchmark]: Witness Printer took 3.47ms. Allocated memory is still 188.7MB. Free memory was 113.6MB in the beginning and 112.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:07:35,287 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.31ms. Allocated memory is still 130.0MB. Free memory was 98.5MB in the beginning and 88.3MB in the end (delta: 10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.04ms. Allocated memory is still 130.0MB. Free memory was 88.3MB in the beginning and 86.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.68ms. Allocated memory is still 130.0MB. Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 285.31ms. Allocated memory is still 130.0MB. Free memory was 84.9MB in the beginning and 74.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 10046.69ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 113.6MB in the end (delta: -39.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Witness Printer took 3.47ms. Allocated memory is still 188.7MB. Free memory was 113.6MB in the beginning and 112.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y2) and consists of 7 locations. One deterministic module has affine ranking function \old(y1) and consists of 7 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.9s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 6.8s. Construction of modules took 0.3s. Büchi inclusion checks took 2.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 61 StatesRemovedByMinimization, 5 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 [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 218 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 216 mSDsluCounter, 253 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 117 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 365 IncrementalHoareTripleChecker+Invalid, 482 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 117 mSolverCounterUnsat, 99 mSDtfsCounter, 365 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital78 mio100 ax100 hnf100 lsp71 ukn75 mio100 lsp100 div100 bol100 ite100 ukn100 eq167 hnf93 smp93 dnf120 smp100 tf104 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 110ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 04:07:35,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15bb302-cba5-407b-a4c0-2c59a3f72c96/bin/uautomizer-verify-BQ2R08f2Ya/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