./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/list-ext-properties/simple-ext.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30e01a73 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_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/list-ext-properties/simple-ext.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ --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 79d8454f49f42d774b494771accf13f0b47382db45ac5cfdb4c7afee633f8cd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:43:41,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:43:41,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-23 21:43:41,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:43:41,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:43:41,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:43:41,802 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:43:41,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:43:41,804 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:43:41,810 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:43:41,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:43:41,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:43:41,812 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:43:41,814 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-23 21:43:41,815 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-23 21:43:41,816 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-23 21:43:41,816 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-23 21:43:41,817 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-23 21:43:41,817 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-23 21:43:41,818 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:43:41,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-23 21:43:41,819 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:43:41,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:43:41,820 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:43:41,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:43:41,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-23 21:43:41,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-23 21:43:41,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-23 21:43:41,823 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:43:41,823 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:43:41,825 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:43:41,825 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-23 21:43:41,826 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:43:41,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:43:41,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:43:41,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:43:41,827 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:43:41,828 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-23 21:43:41,828 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_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79d8454f49f42d774b494771accf13f0b47382db45ac5cfdb4c7afee633f8cd7 [2023-11-23 21:43:42,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:43:42,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:43:42,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:43:42,168 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:43:42,169 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:43:42,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/list-ext-properties/simple-ext.i [2023-11-23 21:43:45,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:43:45,905 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:43:45,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/sv-benchmarks/c/list-ext-properties/simple-ext.i [2023-11-23 21:43:45,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/data/d07d6e7ed/aff9b29ff6c9483ab2b9f089a8eb24a2/FLAG3e9f01a54 [2023-11-23 21:43:45,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/data/d07d6e7ed/aff9b29ff6c9483ab2b9f089a8eb24a2 [2023-11-23 21:43:45,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:43:45,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:43:45,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:43:45,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:43:45,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:43:45,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:43:45" (1/1) ... [2023-11-23 21:43:45,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51835f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:45, skipping insertion in model container [2023-11-23 21:43:45,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:43:45" (1/1) ... [2023-11-23 21:43:46,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:43:46,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:43:46,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:43:46,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:43:46,654 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:43:46,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46 WrapperNode [2023-11-23 21:43:46,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:43:46,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:43:46,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:43:46,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:43:46,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,710 INFO L138 Inliner]: procedures = 124, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 84 [2023-11-23 21:43:46,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:43:46,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:43:46,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:43:46,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:43:46,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,740 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,768 INFO L189 HeapSplitter]: Split 10 memory accesses to 2 slices as follows [2, 8] [2023-11-23 21:43:46,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:43:46,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:43:46,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:43:46,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:43:46,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (1/1) ... [2023-11-23 21:43:46,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:46,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:46,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:46,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-23 21:43:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 21:43:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 21:43:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 21:43:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 21:43:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:43:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:43:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 21:43:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 21:43:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 21:43:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 21:43:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:43:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 21:43:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 21:43:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:43:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:43:47,057 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:43:47,060 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:43:47,254 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:43:47,264 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:43:47,275 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 21:43:47,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:43:47 BoogieIcfgContainer [2023-11-23 21:43:47,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:43:47,277 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-23 21:43:47,277 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-23 21:43:47,281 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-23 21:43:47,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:43:47,282 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 09:43:45" (1/3) ... [2023-11-23 21:43:47,283 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5084ba20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:43:47, skipping insertion in model container [2023-11-23 21:43:47,283 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:43:47,283 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:43:46" (2/3) ... [2023-11-23 21:43:47,284 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5084ba20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:43:47, skipping insertion in model container [2023-11-23 21:43:47,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:43:47,284 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:43:47" (3/3) ... [2023-11-23 21:43:47,285 INFO L332 chiAutomizerObserver]: Analyzing ICFG simple-ext.i [2023-11-23 21:43:47,341 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-23 21:43:47,341 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-23 21:43:47,342 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-23 21:43:47,342 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-23 21:43:47,342 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-23 21:43:47,342 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-23 21:43:47,342 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-23 21:43:47,342 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-23 21:43:47,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:47,376 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 14 [2023-11-23 21:43:47,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:47,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:47,383 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-23 21:43:47,384 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-23 21:43:47,384 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-23 21:43:47,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:47,390 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 14 [2023-11-23 21:43:47,390 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:47,396 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:47,396 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-23 21:43:47,397 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-23 21:43:47,407 INFO L748 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 11#L533true assume main_~a~0#1.base == 0 && main_~a~0#1.offset == 0;assume { :begin_inline_myexit } true;myexit_#in~s#1 := 1;havoc myexit_~s#1;myexit_~s#1 := myexit_#in~s#1; 2#L525true [2023-11-23 21:43:47,408 INFO L750 eck$LassoCheckResult]: Loop: 2#L525true assume true; 2#L525true [2023-11-23 21:43:47,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:47,415 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2023-11-23 21:43:47,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:47,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784208557] [2023-11-23 21:43:47,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:47,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:47,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:47,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784208557] [2023-11-23 21:43:47,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784208557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:43:47,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:43:47,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:43:47,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032159574] [2023-11-23 21:43:47,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:43:47,645 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-23 21:43:47,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:47,647 INFO L85 PathProgramCache]: Analyzing trace with hash 115, now seen corresponding path program 1 times [2023-11-23 21:43:47,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:47,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687752640] [2023-11-23 21:43:47,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:47,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:47,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:47,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:43:47,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:43:47,716 INFO L87 Difference]: Start difference. First operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:47,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:47,748 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2023-11-23 21:43:47,749 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 26 transitions. [2023-11-23 21:43:47,751 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2023-11-23 21:43:47,755 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 16 states and 20 transitions. [2023-11-23 21:43:47,757 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-23 21:43:47,757 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-23 21:43:47,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2023-11-23 21:43:47,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-23 21:43:47,758 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2023-11-23 21:43:47,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2023-11-23 21:43:47,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-23 21:43:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2023-11-23 21:43:47,791 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2023-11-23 21:43:47,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:43:47,797 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2023-11-23 21:43:47,798 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-23 21:43:47,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2023-11-23 21:43:47,799 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2023-11-23 21:43:47,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:47,800 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:47,800 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-23 21:43:47,800 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-23 21:43:47,801 INFO L748 eck$LassoCheckResult]: Stem: 67#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 63#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 64#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 65#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 56#L537-5 [2023-11-23 21:43:47,801 INFO L750 eck$LassoCheckResult]: Loop: 56#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 58#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 59#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 61#L540 assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); 55#L540-1 call write~$Pointer$#1(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem7#1.base, main_#t~mem7#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem7#1.base, main_#t~mem7#1.offset;havoc main_#t~mem7#1.base, main_#t~mem7#1.offset;main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 56#L537-5 [2023-11-23 21:43:47,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:47,802 INFO L85 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2023-11-23 21:43:47,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:47,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431191100] [2023-11-23 21:43:47,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:47,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:47,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:47,860 INFO L85 PathProgramCache]: Analyzing trace with hash 43044216, now seen corresponding path program 1 times [2023-11-23 21:43:47,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:47,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614992950] [2023-11-23 21:43:47,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:47,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:47,932 INFO L85 PathProgramCache]: Analyzing trace with hash 2099908596, now seen corresponding path program 1 times [2023-11-23 21:43:47,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:47,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555500442] [2023-11-23 21:43:47,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:47,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:47,997 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:48,922 INFO L210 LassoAnalysis]: Preferences: [2023-11-23 21:43:48,923 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-23 21:43:48,923 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-23 21:43:48,923 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-23 21:43:48,924 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-23 21:43:48,924 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:48,924 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-23 21:43:48,924 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-23 21:43:48,925 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple-ext.i_Iteration2_Lasso [2023-11-23 21:43:48,925 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-23 21:43:48,925 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-23 21:43:48,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:48,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:43:49,906 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-23 21:43:49,911 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-23 21:43:49,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:49,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:49,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:49,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-23 21:43:49,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:49,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:49,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:49,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:49,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:49,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:49,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:49,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:49,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:49,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-23 21:43:49,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:49,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:49,997 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-23 21:43:50,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,061 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-23 21:43:50,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,123 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-23 21:43:50,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,179 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-23 21:43:50,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,233 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-23 21:43:50,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:50,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:50,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,339 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-23 21:43:50,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,402 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-23 21:43:50,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,468 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-23 21:43:50,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,523 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-23 21:43:50,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,583 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-23 21:43:50,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,661 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-23 21:43:50,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,731 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-23 21:43:50,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,785 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-23 21:43:50,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:50,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:50,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:50,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,840 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-23 21:43:50,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:50,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:50,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,905 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-23 21:43:50,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:50,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:50,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:50,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:50,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:50,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:50,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:50,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:50,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:50,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:50,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:50,982 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:50,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-23 21:43:51,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-23 21:43:51,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,054 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-23 21:43:51,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,125 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-23 21:43:51,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,165 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-23 21:43:51,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,218 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-23 21:43:51,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,278 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-23 21:43:51,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,341 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,344 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 [2023-11-23 21:43:51,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-23 21:43:51,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,400 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-23 21:43:51,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,458 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-23 21:43:51,462 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 [2023-11-23 21:43:51,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-23 21:43:51,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,516 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-23 21:43:51,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,577 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-23 21:43:51,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,611 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-23 21:43:51,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-23 21:43:51,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,647 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-23 21:43:51,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,676 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-23 21:43:51,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,689 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-23 21:43:51,689 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-23 21:43:51,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,703 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2023-11-23 21:43:51,703 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-23 21:43:51,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,770 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-23 21:43:51,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,820 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-23 21:43:51,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:43:51,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:43:51,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:43:51,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,880 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-23 21:43:51,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,929 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:51,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-23 21:43:51,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:51,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:51,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:51,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:51,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:51,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:51,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:51,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:51,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:51,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:51,985 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:51,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:52,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-23 21:43:52,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:52,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:52,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:52,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:52,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:52,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:52,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:52,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:52,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:52,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:52,054 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:52,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:52,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-23 21:43:52,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:52,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:52,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:52,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:52,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:52,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:52,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:43:52,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:52,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:52,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:52,121 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:52,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:43:52,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-23 21:43:52,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:43:52,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:43:52,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:43:52,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:43:52,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:43:52,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:43:52,160 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-23 21:43:52,170 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-23 21:43:52,170 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. [2023-11-23 21:43:52,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:43:52,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:52,200 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:43:52,203 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-23 21:43:52,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-23 21:43:52,233 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-23 21:43:52,234 INFO L513 LassoAnalysis]: Proved termination. [2023-11-23 21:43:52,234 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 59 Supporting invariants [] [2023-11-23 21:43:52,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:52,282 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-23 21:43:52,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:52,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:43:52,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:43:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:52,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:43:52,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:43:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:52,466 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 [2023-11-23 21:43:52,468 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:52,576 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 35 transitions. Complement of second has 9 states. [2023-11-23 21:43:52,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-23 21:43:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2023-11-23 21:43:52,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 4 letters. Loop has 5 letters. [2023-11-23 21:43:52,582 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:43:52,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 9 letters. Loop has 5 letters. [2023-11-23 21:43:52,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:43:52,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 4 letters. Loop has 10 letters. [2023-11-23 21:43:52,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:43:52,584 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 35 transitions. [2023-11-23 21:43:52,588 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 5 [2023-11-23 21:43:52,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 23 states and 30 transitions. [2023-11-23 21:43:52,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-23 21:43:52,594 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-23 21:43:52,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2023-11-23 21:43:52,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:52,594 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2023-11-23 21:43:52,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2023-11-23 21:43:52,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2023-11-23 21:43:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2023-11-23 21:43:52,597 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2023-11-23 21:43:52,597 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2023-11-23 21:43:52,598 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-23 21:43:52,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2023-11-23 21:43:52,603 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 5 [2023-11-23 21:43:52,604 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:52,604 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:52,605 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:52,605 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:43:52,606 INFO L748 eck$LassoCheckResult]: Stem: 188#$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(13, 2); 183#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 184#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 185#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 186#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 176#L537-1 assume !main_#t~short5#1; 177#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 180#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 189#L549-2 [2023-11-23 21:43:52,606 INFO L750 eck$LassoCheckResult]: Loop: 189#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 190#L550 assume !(1 != main_#t~mem9#1);havoc main_#t~mem9#1; 191#L550-2 call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 189#L549-2 [2023-11-23 21:43:52,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:52,610 INFO L85 PathProgramCache]: Analyzing trace with hash 206288184, now seen corresponding path program 1 times [2023-11-23 21:43:52,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:52,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346689459] [2023-11-23 21:43:52,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:52,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:52,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:52,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:52,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346689459] [2023-11-23 21:43:52,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346689459] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:43:52,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:43:52,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:43:52,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964718749] [2023-11-23 21:43:52,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:43:52,793 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-23 21:43:52,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:52,794 INFO L85 PathProgramCache]: Analyzing trace with hash 76912, now seen corresponding path program 1 times [2023-11-23 21:43:52,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:52,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714279153] [2023-11-23 21:43:52,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:52,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:52,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:52,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:52,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-23 21:43:52,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:52,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:43:52,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:43:52,917 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:52,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:52,966 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2023-11-23 21:43:52,966 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 42 transitions. [2023-11-23 21:43:52,967 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 7 [2023-11-23 21:43:52,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 42 transitions. [2023-11-23 21:43:52,969 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2023-11-23 21:43:52,969 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2023-11-23 21:43:52,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2023-11-23 21:43:52,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:52,969 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-23 21:43:52,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2023-11-23 21:43:52,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 22. [2023-11-23 21:43:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 21 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:52,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2023-11-23 21:43:52,973 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 28 transitions. [2023-11-23 21:43:52,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:43:52,975 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2023-11-23 21:43:52,975 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-23 21:43:52,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 28 transitions. [2023-11-23 21:43:52,976 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 5 [2023-11-23 21:43:52,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:52,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:52,977 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:52,977 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:43:52,977 INFO L748 eck$LassoCheckResult]: Stem: 253#$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(13, 2); 246#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 247#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 248#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 249#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 238#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 239#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 242#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 254#L549-2 [2023-11-23 21:43:52,977 INFO L750 eck$LassoCheckResult]: Loop: 254#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 255#L550 assume !(1 != main_#t~mem9#1);havoc main_#t~mem9#1; 256#L550-2 call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 254#L549-2 [2023-11-23 21:43:52,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:52,978 INFO L85 PathProgramCache]: Analyzing trace with hash 206286262, now seen corresponding path program 1 times [2023-11-23 21:43:52,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:52,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997863105] [2023-11-23 21:43:52,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:52,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:52,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,008 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:53,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,009 INFO L85 PathProgramCache]: Analyzing trace with hash 76912, now seen corresponding path program 2 times [2023-11-23 21:43:53,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927984710] [2023-11-23 21:43:53,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,022 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:53,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,023 INFO L85 PathProgramCache]: Analyzing trace with hash -624122213, now seen corresponding path program 1 times [2023-11-23 21:43:53,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552431701] [2023-11-23 21:43:53,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:53,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:53,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:53,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552431701] [2023-11-23 21:43:53,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552431701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:43:53,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:43:53,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:43:53,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553541246] [2023-11-23 21:43:53,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:43:53,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:53,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:43:53,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:43:53,429 INFO L87 Difference]: Start difference. First operand 22 states and 28 transitions. cyclomatic complexity: 10 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:53,539 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2023-11-23 21:43:53,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 46 transitions. [2023-11-23 21:43:53,541 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 6 [2023-11-23 21:43:53,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 37 states and 45 transitions. [2023-11-23 21:43:53,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2023-11-23 21:43:53,543 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2023-11-23 21:43:53,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 45 transitions. [2023-11-23 21:43:53,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:53,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 45 transitions. [2023-11-23 21:43:53,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 45 transitions. [2023-11-23 21:43:53,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 25. [2023-11-23 21:43:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2023-11-23 21:43:53,547 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-23 21:43:53,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:43:53,548 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-23 21:43:53,548 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-23 21:43:53,549 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2023-11-23 21:43:53,549 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 5 [2023-11-23 21:43:53,549 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:53,549 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:53,550 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:53,550 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-23 21:43:53,550 INFO L748 eck$LassoCheckResult]: Stem: 327#$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(13, 2); 320#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 321#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 322#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 323#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 312#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 313#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 317#L540 assume main_~t~0#1.base == 0 && main_~t~0#1.offset == 0;assume { :begin_inline_myexit } true;myexit_#in~s#1 := 1;havoc myexit_~s#1;myexit_~s#1 := myexit_#in~s#1; 326#L525-1 [2023-11-23 21:43:53,550 INFO L750 eck$LassoCheckResult]: Loop: 326#L525-1 assume true; 326#L525-1 [2023-11-23 21:43:53,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,551 INFO L85 PathProgramCache]: Analyzing trace with hash 206286315, now seen corresponding path program 1 times [2023-11-23 21:43:53,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986553143] [2023-11-23 21:43:53,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:53,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:53,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986553143] [2023-11-23 21:43:53,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986553143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:43:53,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:43:53,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:43:53,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312388288] [2023-11-23 21:43:53,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:43:53,577 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-23 21:43:53,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,578 INFO L85 PathProgramCache]: Analyzing trace with hash 116, now seen corresponding path program 1 times [2023-11-23 21:43:53,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477502525] [2023-11-23 21:43:53,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:53,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:53,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:43:53,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:43:53,586 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. cyclomatic complexity: 11 Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:53,594 INFO L93 Difference]: Finished difference Result 27 states and 33 transitions. [2023-11-23 21:43:53,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 33 transitions. [2023-11-23 21:43:53,595 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 5 [2023-11-23 21:43:53,596 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 26 states and 31 transitions. [2023-11-23 21:43:53,596 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2023-11-23 21:43:53,596 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2023-11-23 21:43:53,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2023-11-23 21:43:53,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:53,597 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 31 transitions. [2023-11-23 21:43:53,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2023-11-23 21:43:53,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2023-11-23 21:43:53,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2023-11-23 21:43:53,600 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-11-23 21:43:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:43:53,601 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-11-23 21:43:53,601 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-23 21:43:53,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2023-11-23 21:43:53,602 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:53,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:53,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:53,602 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:53,602 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-23 21:43:53,603 INFO L748 eck$LassoCheckResult]: Stem: 383#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 377#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 378#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 379#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 380#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 370#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 371#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 374#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 384#L549-2 assume !(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0); 376#L549-3 main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; 369#L557-2 [2023-11-23 21:43:53,603 INFO L750 eck$LassoCheckResult]: Loop: 369#L557-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem12#1.base, main_#t~mem12#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~tmp~0#1.base, main_~tmp~0#1.offset := main_#t~mem12#1.base, main_#t~mem12#1.offset;havoc main_#t~mem12#1.base, main_#t~mem12#1.offset;call ULTIMATE.dealloc(main_~p~0#1.base, main_~p~0#1.offset);main_~p~0#1.base, main_~p~0#1.offset := main_~tmp~0#1.base, main_~tmp~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset; 369#L557-2 [2023-11-23 21:43:53,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,603 INFO L85 PathProgramCache]: Analyzing trace with hash 672603628, now seen corresponding path program 1 times [2023-11-23 21:43:53,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309758042] [2023-11-23 21:43:53,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:53,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:53,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309758042] [2023-11-23 21:43:53,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309758042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:43:53,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:43:53,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:43:53,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106786884] [2023-11-23 21:43:53,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:43:53,646 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-23 21:43:53,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,647 INFO L85 PathProgramCache]: Analyzing trace with hash 107, now seen corresponding path program 1 times [2023-11-23 21:43:53,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312707438] [2023-11-23 21:43:53,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:53,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:53,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:53,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:43:53,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:43:53,714 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:53,755 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2023-11-23 21:43:53,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 34 transitions. [2023-11-23 21:43:53,756 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:53,756 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 26 states and 30 transitions. [2023-11-23 21:43:53,757 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-23 21:43:53,758 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-23 21:43:53,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 30 transitions. [2023-11-23 21:43:53,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:53,758 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-23 21:43:53,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 30 transitions. [2023-11-23 21:43:53,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 20. [2023-11-23 21:43:53,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.2) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2023-11-23 21:43:53,765 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2023-11-23 21:43:53,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:43:53,768 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2023-11-23 21:43:53,768 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-23 21:43:53,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2023-11-23 21:43:53,770 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:53,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:53,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:53,772 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:53,772 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:43:53,773 INFO L748 eck$LassoCheckResult]: Stem: 444#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 439#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 440#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 441#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 442#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 434#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 435#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 437#L540 assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); 429#L540-1 call write~$Pointer$#1(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem7#1.base, main_#t~mem7#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem7#1.base, main_#t~mem7#1.offset;havoc main_#t~mem7#1.base, main_#t~mem7#1.offset;main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 430#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 432#L537-1 assume !main_#t~short5#1; 433#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 436#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 445#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 446#L550 [2023-11-23 21:43:53,773 INFO L750 eck$LassoCheckResult]: Loop: 446#L550 assume !(1 != main_#t~mem9#1);havoc main_#t~mem9#1; 447#L550-2 call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 448#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 446#L550 [2023-11-23 21:43:53,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:53,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1728225128, now seen corresponding path program 1 times [2023-11-23 21:43:53,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:53,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019852658] [2023-11-23 21:43:53,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:53,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:53,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019852658] [2023-11-23 21:43:53,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019852658] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:43:53,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125493489] [2023-11-23 21:43:53,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:53,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:43:53,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:53,899 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:43:53,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2023-11-23 21:43:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:54,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:43:54,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:43:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:54,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:43:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:54,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125493489] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:43:54,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:43:54,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2023-11-23 21:43:54,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005274950] [2023-11-23 21:43:54,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:43:54,085 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-23 21:43:54,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:54,086 INFO L85 PathProgramCache]: Analyzing trace with hash 90412, now seen corresponding path program 3 times [2023-11-23 21:43:54,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:54,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951851730] [2023-11-23 21:43:54,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:54,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:54,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:54,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:43:54,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:43:54,225 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. cyclomatic complexity: 7 Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:54,346 INFO L93 Difference]: Finished difference Result 64 states and 74 transitions. [2023-11-23 21:43:54,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 74 transitions. [2023-11-23 21:43:54,347 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 7 [2023-11-23 21:43:54,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 64 states and 74 transitions. [2023-11-23 21:43:54,349 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2023-11-23 21:43:54,349 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2023-11-23 21:43:54,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 74 transitions. [2023-11-23 21:43:54,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:54,349 INFO L218 hiAutomatonCegarLoop]: Abstraction has 64 states and 74 transitions. [2023-11-23 21:43:54,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states and 74 transitions. [2023-11-23 21:43:54,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 36. [2023-11-23 21:43:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 35 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 43 transitions. [2023-11-23 21:43:54,353 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 43 transitions. [2023-11-23 21:43:54,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 21:43:54,357 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2023-11-23 21:43:54,358 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-23 21:43:54,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 43 transitions. [2023-11-23 21:43:54,360 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:54,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:54,361 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:54,361 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:54,361 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:43:54,362 INFO L748 eck$LassoCheckResult]: Stem: 628#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 620#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 621#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 622#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 623#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 624#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 645#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 626#L540 assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); 627#L540-1 call write~$Pointer$#1(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem7#1.base, main_#t~mem7#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem7#1.base, main_#t~mem7#1.offset;havoc main_#t~mem7#1.base, main_#t~mem7#1.offset;main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 625#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 613#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 614#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 617#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 629#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 630#L550 [2023-11-23 21:43:54,362 INFO L750 eck$LassoCheckResult]: Loop: 630#L550 assume !(1 != main_#t~mem9#1);havoc main_#t~mem9#1; 631#L550-2 call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 632#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 630#L550 [2023-11-23 21:43:54,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:54,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1728165546, now seen corresponding path program 1 times [2023-11-23 21:43:54,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:54,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143563018] [2023-11-23 21:43:54,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:54,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:54,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:54,432 INFO L85 PathProgramCache]: Analyzing trace with hash 90412, now seen corresponding path program 4 times [2023-11-23 21:43:54,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:54,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314367819] [2023-11-23 21:43:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:54,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:54,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:54,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:54,452 INFO L85 PathProgramCache]: Analyzing trace with hash 6864355, now seen corresponding path program 1 times [2023-11-23 21:43:54,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:54,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068022171] [2023-11-23 21:43:54,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:54,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:54,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:54,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068022171] [2023-11-23 21:43:54,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068022171] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:43:54,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580732191] [2023-11-23 21:43:54,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:54,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:43:54,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:54,837 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:43:54,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2023-11-23 21:43:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:54,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 21:43:54,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:43:55,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-23 21:43:55,053 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-23 21:43:55,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-23 21:43:55,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-23 21:43:55,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-23 21:43:55,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 21:43:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:55,245 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:43:55,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 21:43:55,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 29 [2023-11-23 21:43:55,610 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 21:43:55,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 32 [2023-11-23 21:43:55,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-23 21:43:55,641 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-11-23 21:43:55,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2023-11-23 21:43:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:55,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580732191] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:43:55,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:43:55,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 18 [2023-11-23 21:43:55,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482638011] [2023-11-23 21:43:55,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:43:55,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:43:55,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-23 21:43:55,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=253, Unknown=2, NotChecked=0, Total=306 [2023-11-23 21:43:55,985 INFO L87 Difference]: Start difference. First operand 36 states and 43 transitions. cyclomatic complexity: 10 Second operand has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 18 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:56,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:43:56,380 INFO L93 Difference]: Finished difference Result 43 states and 49 transitions. [2023-11-23 21:43:56,380 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 49 transitions. [2023-11-23 21:43:56,380 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:56,381 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 38 states and 44 transitions. [2023-11-23 21:43:56,381 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-23 21:43:56,381 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-23 21:43:56,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 44 transitions. [2023-11-23 21:43:56,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:43:56,382 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 44 transitions. [2023-11-23 21:43:56,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 44 transitions. [2023-11-23 21:43:56,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2023-11-23 21:43:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1666666666666667) internal successors, (42), 35 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:43:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 42 transitions. [2023-11-23 21:43:56,384 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 42 transitions. [2023-11-23 21:43:56,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:43:56,389 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 42 transitions. [2023-11-23 21:43:56,392 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-23 21:43:56,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 42 transitions. [2023-11-23 21:43:56,393 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-23 21:43:56,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:43:56,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:43:56,394 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:43:56,394 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:43:56,395 INFO L748 eck$LassoCheckResult]: Stem: 836#$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(13, 2); 828#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1.base, main_#t~mem7#1.offset, main_#t~post8#1, main_#t~nondet4#1, main_#t~short5#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~post11#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset, main_~i~0#1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 829#L533 assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); 830#L533-1 havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 831#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 832#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 849#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 847#L540 assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); 845#L540-1 call write~$Pointer$#1(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem7#1.base, main_#t~mem7#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem7#1.base, main_#t~mem7#1.offset;havoc main_#t~mem7#1.base, main_#t~mem7#1.offset;main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 833#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 823#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 824#L537-3 assume !!main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1;call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 826#L540 assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); 818#L540-1 call write~$Pointer$#1(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem7#1.base, main_#t~mem7#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem7#1.base, main_#t~mem7#1.offset;havoc main_#t~mem7#1.base, main_#t~mem7#1.offset;main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 819#L537-5 main_#t~short5#1 := main_~i~0#1 < 30; 821#L537-1 assume main_#t~short5#1;havoc main_#t~nondet4#1;main_#t~short5#1 := 0 != main_#t~nondet4#1; 822#L537-3 assume !main_#t~short5#1;havoc main_#t~nondet4#1;havoc main_#t~short5#1; 825#L537-6 call write~int#1(main_~i~0#1, main_~p~0#1.base, main_~p~0#1.offset, 4);call write~$Pointer$#1(0, 0, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~i~0#1 := 0; 834#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 835#L550 [2023-11-23 21:43:56,395 INFO L750 eck$LassoCheckResult]: Loop: 835#L550 assume !(1 != main_#t~mem9#1);havoc main_#t~mem9#1; 837#L550-2 call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#1(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 838#L549-2 assume !!(main_~p~0#1.base != 0 || main_~p~0#1.offset != 0);call main_#t~mem9#1 := read~int#1(main_~p~0#1.base, main_~p~0#1.offset, 4); 835#L550 [2023-11-23 21:43:56,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:56,396 INFO L85 PathProgramCache]: Analyzing trace with hash 46254041, now seen corresponding path program 2 times [2023-11-23 21:43:56,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:56,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904902098] [2023-11-23 21:43:56,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:56,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:56,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:56,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:56,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:56,492 INFO L85 PathProgramCache]: Analyzing trace with hash 90412, now seen corresponding path program 5 times [2023-11-23 21:43:56,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:56,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134363903] [2023-11-23 21:43:56,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:56,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:43:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:43:56,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:43:56,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:43:56,505 INFO L85 PathProgramCache]: Analyzing trace with hash -730305964, now seen corresponding path program 2 times [2023-11-23 21:43:56,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:43:56,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180136177] [2023-11-23 21:43:56,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:43:56,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:43:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:43:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:57,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:43:57,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180136177] [2023-11-23 21:43:57,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180136177] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:43:57,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470845317] [2023-11-23 21:43:57,181 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-23 21:43:57,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:43:57,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:43:57,188 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:43:57,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2023-11-23 21:43:57,333 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-23 21:43:57,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 21:43:57,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-23 21:43:57,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:43:57,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-23 21:43:57,463 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-23 21:43:57,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-11-23 21:43:57,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-23 21:43:57,624 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-11-23 21:43:57,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-11-23 21:43:57,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-23 21:43:57,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-23 21:43:57,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-23 21:43:57,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 21:43:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:43:57,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:44:02,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 21:44:02,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 32 [2023-11-23 21:44:02,210 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 21:44:02,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 120 [2023-11-23 21:44:02,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2023-11-23 21:44:02,252 INFO L349 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2023-11-23 21:44:02,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 22 [2023-11-23 21:44:02,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2023-11-23 21:44:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:44:02,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470845317] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:44:02,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:44:02,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 24 [2023-11-23 21:44:02,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405688400] [2023-11-23 21:44:02,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:44:02,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:44:02,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-23 21:44:02,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=470, Unknown=7, NotChecked=0, Total=552 [2023-11-23 21:44:02,669 INFO L87 Difference]: Start difference. First operand 36 states and 42 transitions. cyclomatic complexity: 9 Second operand has 24 states, 24 states have (on average 2.4583333333333335) internal successors, (59), 24 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:44:03,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:44:03,239 INFO L93 Difference]: Finished difference Result 32 states and 36 transitions. [2023-11-23 21:44:03,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2023-11-23 21:44:03,240 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-23 21:44:03,240 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2023-11-23 21:44:03,240 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-23 21:44:03,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-23 21:44:03,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-23 21:44:03,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-23 21:44:03,241 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:44:03,241 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:44:03,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 21:44:03,241 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:44:03,242 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-23 21:44:03,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:44:03,242 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-23 21:44:03,242 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-23 21:44:03,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 09:44:03 BoogieIcfgContainer [2023-11-23 21:44:03,249 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-23 21:44:03,250 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:44:03,250 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:44:03,250 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:44:03,251 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:43:47" (3/4) ... [2023-11-23 21:44:03,253 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:44:03,254 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:44:03,254 INFO L158 Benchmark]: Toolchain (without parser) took 17283.88ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 105.9MB in the beginning and 115.6MB in the end (delta: -9.8MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,255 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:44:03,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.37ms. Allocated memory is still 153.1MB. Free memory was 105.7MB in the beginning and 88.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.94ms. Allocated memory is still 153.1MB. Free memory was 88.6MB in the beginning and 86.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,256 INFO L158 Benchmark]: Boogie Preprocessor took 99.26ms. Allocated memory is still 153.1MB. Free memory was 86.6MB in the beginning and 84.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,256 INFO L158 Benchmark]: RCFGBuilder took 464.70ms. Allocated memory is still 153.1MB. Free memory was 84.2MB in the beginning and 114.0MB in the end (delta: -29.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,257 INFO L158 Benchmark]: BuchiAutomizer took 15971.89ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 113.4MB in the beginning and 115.6MB in the end (delta: -2.2MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2023-11-23 21:44:03,257 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 222.3MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:44:03,259 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.37ms. Allocated memory is still 153.1MB. Free memory was 105.7MB in the beginning and 88.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.94ms. Allocated memory is still 153.1MB. Free memory was 88.6MB in the beginning and 86.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.26ms. Allocated memory is still 153.1MB. Free memory was 86.6MB in the beginning and 84.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 464.70ms. Allocated memory is still 153.1MB. Free memory was 84.2MB in the beginning and 114.0MB in the end (delta: -29.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 15971.89ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 113.4MB in the beginning and 115.6MB in the end (delta: -2.2MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 222.3MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (8 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function ((-2 * i) + 59) and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 24 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.9s and 10 iterations. TraceHistogramMax:3. Analysis of lassos took 14.0s. Construction of modules took 0.6s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 7. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 66 StatesRemovedByMinimization, 7 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 271 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 270 mSDsluCounter, 383 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 265 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 446 IncrementalHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 118 mSDtfsCounter, 446 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN2 SILU3 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital214 mio100 ax108 hnf100 lsp83 ukn54 mio100 lsp27 div100 bol100 ite100 ukn100 eq155 hnf95 smp100 dnf158 smp88 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 68ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-23 21:44:03,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:03,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2023-11-23 21:44:03,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:03,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2cf7d72-93e8-4727-9958-7cecdeac0d30/bin/uautomizer-verify-zZY32mL2XJ/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