./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme --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 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:45:07,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:07,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 11:45:07,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:07,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:07,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:07,439 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:07,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:07,441 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:45:07,442 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:45:07,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:07,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:07,444 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:07,444 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 11:45:07,445 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 11:45:07,446 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 11:45:07,452 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 11:45:07,453 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 11:45:07,453 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 11:45:07,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:07,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 11:45:07,455 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:45:07,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:45:07,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:45:07,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:07,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 11:45:07,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 11:45:07,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 11:45:07,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:45:07,460 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:45:07,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:07,461 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 11:45:07,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:07,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:07,462 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:07,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:07,463 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:45:07,464 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 11:45:07,465 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_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2023-11-26 11:45:07,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:07,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:07,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:07,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:07,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:07,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/float-benchs/interpolation2.c [2023-11-26 11:45:11,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:11,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:11,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/sv-benchmarks/c/float-benchs/interpolation2.c [2023-11-26 11:45:11,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/data/d0492b82b/c4bc543897b84350a993cc904cc6e68d/FLAGeaddd8a85 [2023-11-26 11:45:11,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/data/d0492b82b/c4bc543897b84350a993cc904cc6e68d [2023-11-26 11:45:11,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:11,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:11,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:11,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:11,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:11,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57793f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11, skipping insertion in model container [2023-11-26 11:45:11,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:11,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:11,701 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:45:11,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:11,755 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:45:11,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11 WrapperNode [2023-11-26 11:45:11,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:11,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:11,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:45:11,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:45:11,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,803 INFO L138 Inliner]: procedures = 18, calls = 50, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 101 [2023-11-26 11:45:11,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:11,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:45:11,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:45:11,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:45:11,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,822 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,841 INFO L175 MemorySlicer]: Split 30 memory accesses to 5 slices as follows [2, 8, 6, 8, 6]. 27 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 5, 5, 5, 5]. The 0 writes are split as follows [0, 0, 0, 0, 0]. [2023-11-26 11:45:11,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:45:11,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:45:11,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:45:11,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:45:11,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (1/1) ... [2023-11-26 11:45:11,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:11,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:11,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:11,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 11:45:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:45:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:45:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:45:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:45:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-26 11:45:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-26 11:45:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-26 11:45:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:45:11,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:45:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-26 11:45:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-26 11:45:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-26 11:45:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-26 11:45:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-26 11:45:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:45:12,047 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:45:12,049 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:45:12,300 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:45:12,323 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:45:12,323 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:45:12,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:12 BoogieIcfgContainer [2023-11-26 11:45:12,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:45:12,325 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 11:45:12,326 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 11:45:12,329 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 11:45:12,329 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:12,329 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 11:45:11" (1/3) ... [2023-11-26 11:45:12,331 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6613c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:45:12, skipping insertion in model container [2023-11-26 11:45:12,331 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:12,331 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:11" (2/3) ... [2023-11-26 11:45:12,331 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6613c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:45:12, skipping insertion in model container [2023-11-26 11:45:12,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:12,332 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:12" (3/3) ... [2023-11-26 11:45:12,333 INFO L332 chiAutomizerObserver]: Analyzing ICFG interpolation2.c [2023-11-26 11:45:12,384 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 11:45:12,384 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 11:45:12,385 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 11:45:12,385 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 11:45:12,385 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 11:45:12,385 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 11:45:12,385 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 11:45:12,386 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 11:45:12,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:12,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:45:12,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:45:12,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:45:12,414 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:45:12,415 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 11:45:12,415 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 11:45:12,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:12,417 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:45:12,417 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:45:12,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:45:12,418 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:45:12,418 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 11:45:12,427 INFO L748 eck$LassoCheckResult]: Stem: 14#$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(17, 2);call #Ultimate.allocInit(12, 3); 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem9#1, main_#t~post8#1, main_#t~mem14#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1, main_~z~0#1, main_~t~0#1, main_~#min~0#1.base, main_~#min~0#1.offset, main_~#max~0#1.base, main_~#max~0#1.offset, main_~#org~0#1.base, main_~#org~0#1.offset, main_~#slope~0#1.base, main_~#slope~0#1.offset;havoc main_~i~0#1;havoc main_~z~0#1;havoc main_~t~0#1;call main_~#min~0#1.base, main_~#min~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#3(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(150), main_~#min~0#1.base, 16 + main_~#min~0#1.offset, 4);call main_~#max~0#1.base, main_~#max~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#1(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(300), main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);call main_~#org~0#1.base, main_~#org~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#2(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(20), main_~#org~0#1.base, 16 + main_~#org~0#1.offset, 4);call main_~#slope~0#1.base, main_~#slope~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#4(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(0), main_~#slope~0#1.base, 16 + main_~#slope~0#1.offset, 4);havoc main_#t~nondet4#1;main_~t~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;call main_#t~mem5#1 := read~real#3(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1); 13#L21true assume !main_#t~short7#1; 15#L21-2true assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if main_#t~short7#1 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6#L7true assume !(0 == assume_abort_if_not_~cond#1); 11#L6true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;main_~i~0#1 := 0; 16#L23-3true [2023-11-26 11:45:12,428 INFO L750 eck$LassoCheckResult]: Loop: 16#L23-3true assume !!(main_~i~0#1 % 4294967296 < 5);call main_#t~mem9#1 := read~real#1(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4); 17#L24true assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem9#1);havoc main_#t~mem9#1; 12#L23-2true main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16#L23-3true [2023-11-26 11:45:12,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:12,434 INFO L85 PathProgramCache]: Analyzing trace with hash 889568359, now seen corresponding path program 1 times [2023-11-26 11:45:12,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:12,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103267350] [2023-11-26 11:45:12,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:12,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:12,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:12,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:45:12,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103267350] [2023-11-26 11:45:12,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103267350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:45:12,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:45:12,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:45:12,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556176596] [2023-11-26 11:45:12,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:45:12,781 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-26 11:45:12,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:12,783 INFO L85 PathProgramCache]: Analyzing trace with hash 53785, now seen corresponding path program 1 times [2023-11-26 11:45:12,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:12,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785793773] [2023-11-26 11:45:12,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:12,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:12,827 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:12,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:45:13,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:45:13,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:45:13,010 INFO L87 Difference]: Start difference. First operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-11-26 11:45:13,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:45:13,058 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2023-11-26 11:45:13,059 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2023-11-26 11:45:13,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:45:13,065 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 9 states and 9 transitions. [2023-11-26 11:45:13,066 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-26 11:45:13,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-26 11:45:13,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 9 transitions. [2023-11-26 11:45:13,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:13,068 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-26 11:45:13,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 9 transitions. [2023-11-26 11:45:13,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-11-26 11:45:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.0) internal successors, (9), 8 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) [2023-11-26 11:45:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-26 11:45:13,098 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-26 11:45:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:45:13,104 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-26 11:45:13,105 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 11:45:13,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 9 transitions. [2023-11-26 11:45:13,106 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-26 11:45:13,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:45:13,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:45:13,107 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:45:13,108 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 11:45:13,108 INFO L748 eck$LassoCheckResult]: Stem: 52#$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(17, 2);call #Ultimate.allocInit(12, 3); 53#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem9#1, main_#t~post8#1, main_#t~mem14#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1, main_~z~0#1, main_~t~0#1, main_~#min~0#1.base, main_~#min~0#1.offset, main_~#max~0#1.base, main_~#max~0#1.offset, main_~#org~0#1.base, main_~#org~0#1.offset, main_~#slope~0#1.base, main_~#slope~0#1.offset;havoc main_~i~0#1;havoc main_~z~0#1;havoc main_~t~0#1;call main_~#min~0#1.base, main_~#min~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#3(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(150), main_~#min~0#1.base, 16 + main_~#min~0#1.offset, 4);call main_~#max~0#1.base, main_~#max~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#1(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(300), main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);call main_~#org~0#1.base, main_~#org~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#2(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(20), main_~#org~0#1.base, 16 + main_~#org~0#1.offset, 4);call main_~#slope~0#1.base, main_~#slope~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#4(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(0), main_~#slope~0#1.base, 16 + main_~#slope~0#1.offset, 4);havoc main_#t~nondet4#1;main_~t~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;call main_#t~mem5#1 := read~real#3(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1); 50#L21 assume main_#t~short7#1;call main_#t~mem6#1 := read~real#1(main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem6#1); 51#L21-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if main_#t~short7#1 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 55#L7 assume !(0 == assume_abort_if_not_~cond#1); 47#L6 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;main_~i~0#1 := 0; 48#L23-3 [2023-11-26 11:45:13,109 INFO L750 eck$LassoCheckResult]: Loop: 48#L23-3 assume !!(main_~i~0#1 % 4294967296 < 5);call main_#t~mem9#1 := read~real#1(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4); 54#L24 assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem9#1);havoc main_#t~mem9#1; 49#L23-2 main_#t~post8#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 48#L23-3 [2023-11-26 11:45:13,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:13,111 INFO L85 PathProgramCache]: Analyzing trace with hash 889508777, now seen corresponding path program 1 times [2023-11-26 11:45:13,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:13,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498504123] [2023-11-26 11:45:13,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:13,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:13,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:13,265 INFO L85 PathProgramCache]: Analyzing trace with hash 53785, now seen corresponding path program 2 times [2023-11-26 11:45:13,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:13,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60973102] [2023-11-26 11:45:13,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:13,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:13,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:13,301 INFO L85 PathProgramCache]: Analyzing trace with hash -592216719, now seen corresponding path program 1 times [2023-11-26 11:45:13,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:13,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208308564] [2023-11-26 11:45:13,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:13,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:13,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:14,267 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:45:14,268 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:45:14,268 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:45:14,268 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:45:14,269 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:45:14,270 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:14,272 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:45:14,273 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:45:14,273 INFO L133 ssoRankerPreferences]: Filename of dumped script: interpolation2.c_Iteration2_Lasso [2023-11-26 11:45:14,273 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:45:14,274 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:45:14,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:14,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:15,478 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:45:15,483 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:45:15,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 11:45:15,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 11:45:15,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:15,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:15,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,617 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 11:45:15,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:15,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:15,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,669 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 11:45:15,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,713 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 11:45:15,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,756 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 11:45:15,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,807 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 11:45:15,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,855 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 11:45:15,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,895 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 11:45:15,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:15,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:15,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,942 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:15,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:15,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:15,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:15,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:15,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:15,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:15,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 11:45:15,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:15,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:15,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:15,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:15,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:15,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:15,994 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 11:45:16,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:16,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:16,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:16,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,050 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,058 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 [2023-11-26 11:45:16,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 11:45:16,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,102 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 11:45:16,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,146 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 11:45:16,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,207 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 11:45:16,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,259 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 11:45:16,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,305 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 11:45:16,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,358 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 11:45:16,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,410 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 11:45:16,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,460 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,490 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,490 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 11:45:16,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,518 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 11:45:16,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,558 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 11:45:16,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:16,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,597 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:16,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:16,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:16,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:16,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:16,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-26 11:45:16,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:16,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:16,652 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 11:45:16,684 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-26 11:45:16,684 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-26 11:45:16,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:16,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:16,717 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:16,721 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 11:45:16,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-26 11:45:16,754 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 11:45:16,754 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 11:45:16,755 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#max~0#1.offset, ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#max~0#1.base)_1) = -1*ULTIMATE.start_main_~#max~0#1.offset - 4*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#max~0#1.base)_1 Supporting invariants [] [2023-11-26 11:45:16,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:16,868 INFO L156 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2023-11-26 11:45:16,877 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#max~0!base] could not be translated [2023-11-26 11:45:16,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:16,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:45:16,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:45:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:16,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:45:16,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:45:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:16,971 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-26 11:45:16,972 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states and 9 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:17,009 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states and 9 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 13 transitions. Complement of second has 4 states. [2023-11-26 11:45:17,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-26 11:45:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2023-11-26 11:45:17,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-26 11:45:17,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:17,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 9 letters. Loop has 3 letters. [2023-11-26 11:45:17,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:17,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 6 letters. Loop has 6 letters. [2023-11-26 11:45:17,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:17,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2023-11-26 11:45:17,016 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:45:17,016 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2023-11-26 11:45:17,017 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 11:45:17,017 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 11:45:17,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 11:45:17,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:17,017 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:17,017 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:17,017 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:17,018 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 11:45:17,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:45:17,018 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:45:17,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 11:45:17,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 11:45:17 BoogieIcfgContainer [2023-11-26 11:45:17,026 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 11:45:17,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:45:17,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:45:17,027 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:45:17,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:12" (3/4) ... [2023-11-26 11:45:17,029 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:45:17,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:45:17,031 INFO L158 Benchmark]: Toolchain (without parser) took 5589.84ms. Allocated memory was 121.6MB in the beginning and 184.5MB in the end (delta: 62.9MB). Free memory was 77.3MB in the beginning and 104.9MB in the end (delta: -27.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-11-26 11:45:17,031 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 86.4MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:17,032 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.52ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 66.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 11:45:17,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.90ms. Allocated memory is still 121.6MB. Free memory was 66.2MB in the beginning and 64.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:17,033 INFO L158 Benchmark]: Boogie Preprocessor took 64.40ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:45:17,034 INFO L158 Benchmark]: RCFGBuilder took 455.09ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 61.8MB in the beginning and 123.1MB in the end (delta: -61.3MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-26 11:45:17,034 INFO L158 Benchmark]: BuchiAutomizer took 4700.55ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 123.1MB in the beginning and 104.9MB in the end (delta: 18.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2023-11-26 11:45:17,035 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 184.5MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:17,039 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory was 86.4MB in the beginning and 86.4MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.52ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 66.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.90ms. Allocated memory is still 121.6MB. Free memory was 66.2MB in the beginning and 64.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.40ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 455.09ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 61.8MB in the beginning and 123.1MB in the end (delta: -61.3MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 4700.55ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 123.1MB in the beginning and 104.9MB in the end (delta: 18.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 184.5MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~#max~0!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 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, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 53 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 25 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital190 mio100 ax100 hnf100 lsp87 ukn75 mio100 lsp28 div202 bol100 ite100 ukn100 eq146 hnf94 smp64 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-26 11:45:17,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:17,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0677e60b-2fdf-4a70-8a50-5bf597f39a92/bin/uautomizer-verify-VRDe98Ueme/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