./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd --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 0.3.0-dev-826ab2b [2024-11-13 16:15:17,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:15:17,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 16:15:17,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:15:17,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:15:18,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:15:18,001 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:15:18,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:15:18,001 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:15:18,001 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:15:18,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:15:18,002 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 16:15:18,002 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 16:15:18,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 16:15:18,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:15:18,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:15:18,004 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:15:18,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:15:18,005 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:15:18,005 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 16:15:18,005 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd 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 [2024-11-13 16:15:18,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:15:18,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:15:18,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:15:18,295 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:15:18,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:15:18,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/float-benchs/interpolation2.c Unable to find full path for "g++" Unable to find full path for "g++" [2024-11-13 16:15:21,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:15:21,470 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:15:21,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/sv-benchmarks/c/float-benchs/interpolation2.c [2024-11-13 16:15:21,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/data/ed3280718/e56b6156ca85485e9b76b93038611e23/FLAGf5f0a6fe3 [2024-11-13 16:15:21,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/data/ed3280718/e56b6156ca85485e9b76b93038611e23 [2024-11-13 16:15:21,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:15:21,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:15:21,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:15:21,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:15:21,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:15:21,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dba1512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21, skipping insertion in model container [2024-11-13 16:15:21,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:15:21,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:15:21,697 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:15:21,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:15:21,744 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:15:21,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21 WrapperNode [2024-11-13 16:15:21,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:15:21,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:15:21,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:15:21,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:15:21,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,790 INFO L138 Inliner]: procedures = 18, calls = 50, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 100 [2024-11-13 16:15:21,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:15:21,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:15:21,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:15:21,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:15:21,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,813 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,835 INFO L175 MemorySlicer]: Split 30 memory accesses to 5 slices as follows [2, 6, 8, 6, 8]. 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]. [2024-11-13 16:15:21,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:15:21,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:15:21,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:15:21,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:15:21,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (1/1) ... [2024-11-13 16:15:21,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:21,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:21,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:21,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 16:15:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:15:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 16:15:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 16:15:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 16:15:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-13 16:15:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-13 16:15:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:15:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-13 16:15:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-13 16:15:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:15:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-13 16:15:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:15:22,045 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:15:22,046 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:15:22,209 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 16:15:22,209 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:15:22,221 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:15:22,221 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:15:22,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:15:22 BoogieIcfgContainer [2024-11-13 16:15:22,222 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:15:22,223 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 16:15:22,223 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 16:15:22,228 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 16:15:22,228 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:15:22,228 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 04:15:21" (1/3) ... [2024-11-13 16:15:22,229 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aa361ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:15:22, skipping insertion in model container [2024-11-13 16:15:22,229 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:15:22,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:15:21" (2/3) ... [2024-11-13 16:15:22,230 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aa361ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:15:22, skipping insertion in model container [2024-11-13 16:15:22,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:15:22,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:15:22" (3/3) ... [2024-11-13 16:15:22,231 INFO L333 chiAutomizerObserver]: Analyzing ICFG interpolation2.c [2024-11-13 16:15:22,284 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 16:15:22,284 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 16:15:22,284 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 16:15:22,284 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 16:15:22,284 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 16:15:22,284 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 16:15:22,284 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 16:15:22,284 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 16:15:22,291 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:15:22,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:15:22,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:15:22,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:15:22,313 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 16:15:22,313 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:15:22,313 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 16:15:22,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:15:22,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:15:22,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:15:22,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:15:22,316 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 16:15:22,317 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:15:22,324 INFO L745 eck$LassoCheckResult]: Stem: 13#$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); 4#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~mem8#1, main_#t~post9#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#4(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#4(~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#2(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#2(~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#1(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#1(~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#3(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#3(~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#4(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1); 12#L21true assume !main_#t~short7#1; 14#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; 5#L7true assume !(0 == assume_abort_if_not_~cond#1); 10#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; 11#L23-2true [2024-11-13 16:15:22,325 INFO L747 eck$LassoCheckResult]: Loop: 11#L23-2true assume !!(main_~i~0#1 % 4294967296 < 5);call main_#t~mem8#1 := read~real#2(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4); 16#L24true assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem8#1);havoc main_#t~mem8#1;main_#t~post9#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11#L23-2true [2024-11-13 16:15:22,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:22,334 INFO L85 PathProgramCache]: Analyzing trace with hash 889568359, now seen corresponding path program 1 times [2024-11-13 16:15:22,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:22,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683751100] [2024-11-13 16:15:22,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:22,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:15:22,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:15:22,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683751100] [2024-11-13 16:15:22,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683751100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:15:22,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:15:22,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:15:22,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358663815] [2024-11-13 16:15:22,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:15:22,707 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 16:15:22,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:22,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1734, now seen corresponding path program 1 times [2024-11-13 16:15:22,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:22,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259656149] [2024-11-13 16:15:22,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:22,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:22,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:15:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:22,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:15:22,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:15:22,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 16:15:22,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 16:15:22,871 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 states have internal predecessors, (21), 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) [2024-11-13 16:15:22,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:15:22,897 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2024-11-13 16:15:22,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2024-11-13 16:15:22,900 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:15:22,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 8 states and 8 transitions. [2024-11-13 16:15:22,908 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-13 16:15:22,908 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-13 16:15:22,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 8 transitions. [2024-11-13 16:15:22,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:15:22,910 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-11-13 16:15:22,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 8 transitions. [2024-11-13 16:15:22,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-13 16:15:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.0) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:15:22,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-13 16:15:22,940 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-11-13 16:15:22,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 16:15:22,945 INFO L424 stractBuchiCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-11-13 16:15:22,947 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 16:15:22,947 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 8 transitions. [2024-11-13 16:15:22,947 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:15:22,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:15:22,948 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:15:22,948 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 16:15:22,948 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:15:22,949 INFO L745 eck$LassoCheckResult]: Stem: 48#$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); 49#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~mem8#1, main_#t~post9#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#4(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#4(~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#2(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#2(~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#1(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#1(~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#3(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#3(~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#4(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1); 46#L21 assume main_#t~short7#1;call main_#t~mem6#1 := read~real#2(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); 47#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; 50#L7 assume !(0 == assume_abort_if_not_~cond#1); 43#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; 44#L23-2 [2024-11-13 16:15:22,949 INFO L747 eck$LassoCheckResult]: Loop: 44#L23-2 assume !!(main_~i~0#1 % 4294967296 < 5);call main_#t~mem8#1 := read~real#2(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4); 45#L24 assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem8#1);havoc main_#t~mem8#1;main_#t~post9#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44#L23-2 [2024-11-13 16:15:22,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:22,950 INFO L85 PathProgramCache]: Analyzing trace with hash 889508777, now seen corresponding path program 1 times [2024-11-13 16:15:22,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:22,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025868347] [2024-11-13 16:15:22,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:22,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:15:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:15:23,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:23,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1734, now seen corresponding path program 2 times [2024-11-13 16:15:23,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:23,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139160447] [2024-11-13 16:15:23,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:23,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:15:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:15:23,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:23,094 INFO L85 PathProgramCache]: Analyzing trace with hash 119443566, now seen corresponding path program 1 times [2024-11-13 16:15:23,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:15:23,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700366146] [2024-11-13 16:15:23,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:15:23,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:15:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,146 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:15:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:15:23,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:15:24,084 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:15:24,085 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:15:24,085 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:15:24,085 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:15:24,086 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:15:24,086 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:24,086 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:15:24,087 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:15:24,088 INFO L132 ssoRankerPreferences]: Filename of dumped script: interpolation2.c_Iteration2_Lasso [2024-11-13 16:15:24,088 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:15:24,088 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:15:24,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:24,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:15:25,221 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:15:25,225 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:15:25,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 16:15:25,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,253 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 16:15:25,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 16:15:25,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 16:15:25,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 16:15:25,314 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 [2024-11-13 16:15:25,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,339 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 16:15:25,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,359 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 16:15:25,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:25,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 16:15:25,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,420 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 16:15:25,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,440 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 16:15:25,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:25,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,480 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 16:15:25,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,501 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 16:15:25,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,522 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 16:15:25,525 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 [2024-11-13 16:15:25,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,542 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 16:15:25,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,562 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 16:15:25,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,587 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 16:15:25,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,607 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 16:15:25,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:15:25,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:15:25,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:15:25,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 16:15:25,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,647 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 16:15:25,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 16:15:25,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,693 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 16:15:25,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 16:15:25,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,733 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 16:15:25,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 16:15:25,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,779 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 16:15:25,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,809 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:25,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,829 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 16:15:25,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:25,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,880 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 16:15:25,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:25,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,930 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 16:15:25,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:25,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:25,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 16:15:25,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:25,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:25,978 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:25,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:25,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 16:15:25,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:25,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:25,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:25,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:25,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:25,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:26,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:26,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:26,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:26,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:26,024 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:26,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 16:15:26,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:26,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:26,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:26,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:26,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:26,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:26,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:26,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:26,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 16:15:26,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:26,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:26,072 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:26,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:26,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 16:15:26,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:26,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:26,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:26,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:26,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:26,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:26,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:26,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 16:15:26,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:26,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:26,134 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:26,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:26,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 16:15:26,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:26,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:26,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:26,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:26,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:26,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:26,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:15:26,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 16:15:26,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:26,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:26,177 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:26,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 16:15:26,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:15:26,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:15:26,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:15:26,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:15:26,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:15:26,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:15:26,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 16:15:26,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 16:15:26,247 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-13 16:15:26,250 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-13 16:15:26,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:15:26,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:15:26,264 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:15:26,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 16:15:26,266 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 16:15:26,285 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 16:15:26,285 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 16:15:26,285 INFO L476 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 [] [2024-11-13 16:15:26,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 16:15:26,398 INFO L156 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2024-11-13 16:15:26,408 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#max~0!offset [2024-11-13 16:15:26,409 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 16:15:26,409 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 16:15:26,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:15:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:26,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:15:26,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:15:26,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:15:26,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:15:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:15:26,512 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 [2024-11-13 16:15:26,513 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 8 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:15:26,555 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 8 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 10 states and 11 transitions. Complement of second has 4 states. [2024-11-13 16:15:26,556 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 [2024-11-13 16:15:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:15:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2024-11-13 16:15:26,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-13 16:15:26,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:15:26,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 2 letters. [2024-11-13 16:15:26,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:15:26,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 4 letters. [2024-11-13 16:15:26,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:15:26,563 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2024-11-13 16:15:26,563 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:15:26,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 0 states and 0 transitions. [2024-11-13 16:15:26,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 16:15:26,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 16:15:26,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 16:15:26,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:15:26,564 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:15:26,564 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:15:26,564 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:15:26,564 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 16:15:26,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 16:15:26,564 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:15:26,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 16:15:26,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 04:15:26 BoogieIcfgContainer [2024-11-13 16:15:26,573 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 16:15:26,574 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:15:26,574 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:15:26,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:15:26,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:15:22" (3/4) ... [2024-11-13 16:15:26,577 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:15:26,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:15:26,579 INFO L158 Benchmark]: Toolchain (without parser) took 5080.53ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 85.3MB in the end (delta: 31.7MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2024-11-13 16:15:26,579 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:26,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.33ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:15:26,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.37ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:15:26,580 INFO L158 Benchmark]: Boogie Preprocessor took 69.95ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 102.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:26,581 INFO L158 Benchmark]: RCFGBuilder took 357.41ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 89.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:15:26,581 INFO L158 Benchmark]: BuchiAutomizer took 4350.16ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-13 16:15:26,581 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 85.3MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:15:26,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.33ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.37ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.95ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 102.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.41ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 89.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4350.16ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 85.3MB in the end (delta: 24.1kB). 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: Unknown variable: ~#max~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * 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 4.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.9s. 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, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 23 mSDtfsCounter, 13 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: 22ms 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! [2024-11-13 16:15:26,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 16:15:26,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607397ea-cc87-43b4-a819-cde6a4485246/bin/uautomizer-verify-qhAvR1uOyd/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