./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:26:08,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:26:08,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:26:08,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:26:08,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:26:08,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:26:08,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:26:08,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:26:08,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:26:08,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:26:08,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:26:08,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:26:08,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:26:08,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:26:08,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:26:08,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:26:08,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:26:08,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:26:08,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:26:08,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:26:08,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:26:08,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:26:08,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:26:08,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:26:08,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:26:08,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:26:08,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:26:08,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:26:08,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:26:08,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:26:08,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:26:08,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:26:08,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:26:08,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:26:08,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:26:08,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:26:08,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:26:08,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:26:08,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:26:08,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:26:08,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:26:08,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 14:26:08,772 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:26:08,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:26:08,772 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:26:08,772 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:26:08,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:26:08,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:26:08,773 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:26:08,774 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 14:26:08,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:26:08,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 14:26:08,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:26:08,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:26:08,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:26:08,776 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 14:26:08,776 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad [2022-12-13 14:26:08,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:26:08,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:26:08,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:26:08,976 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:26:08,976 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:26:08,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i [2022-12-13 14:26:11,580 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:26:11,722 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:26:11,722 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i [2022-12-13 14:26:11,730 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/data/70ebb675f/39c1d34270014e2397f5c6929d96df9b/FLAG1ca96d904 [2022-12-13 14:26:11,740 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/data/70ebb675f/39c1d34270014e2397f5c6929d96df9b [2022-12-13 14:26:11,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:26:11,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:26:11,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:26:11,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:26:11,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:26:11,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:26:11" (1/1) ... [2022-12-13 14:26:11,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22591916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:11, skipping insertion in model container [2022-12-13 14:26:11,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:26:11" (1/1) ... [2022-12-13 14:26:11,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:26:11,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:26:11,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:26:11,979 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:26:12,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:26:12,019 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:26:12,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12 WrapperNode [2022-12-13 14:26:12,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:26:12,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:26:12,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:26:12,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:26:12,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,045 INFO L138 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2022-12-13 14:26:12,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:26:12,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:26:12,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:26:12,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:26:12,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:26:12,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:26:12,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:26:12,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:26:12,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (1/1) ... [2022-12-13 14:26:12,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:12,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:12,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:12,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 14:26:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:26:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:26:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:26:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:26:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:26:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:26:12,192 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:26:12,194 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:26:12,275 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:26:12,279 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:26:12,279 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 14:26:12,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:26:12 BoogieIcfgContainer [2022-12-13 14:26:12,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:26:12,281 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 14:26:12,281 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 14:26:12,284 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 14:26:12,285 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 14:26:12,285 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 02:26:11" (1/3) ... [2022-12-13 14:26:12,285 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21dcd39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 02:26:12, skipping insertion in model container [2022-12-13 14:26:12,285 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 14:26:12,286 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:26:12" (2/3) ... [2022-12-13 14:26:12,286 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21dcd39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 02:26:12, skipping insertion in model container [2022-12-13 14:26:12,286 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 14:26:12,286 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:26:12" (3/3) ... [2022-12-13 14:26:12,287 INFO L332 chiAutomizerObserver]: Analyzing ICFG easySum-alloca.i [2022-12-13 14:26:12,327 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 14:26:12,327 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 14:26:12,327 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 14:26:12,327 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 14:26:12,328 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 14:26:12,328 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 14:26:12,328 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 14:26:12,328 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 14:26:12,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:26:12,344 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 14:26:12,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 14:26:12,344 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 14:26:12,348 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 14:26:12,348 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 14:26:12,348 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 14:26:12,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:26:12,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 14:26:12,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 14:26:12,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 14:26:12,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 14:26:12,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 14:26:12,355 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1;assume { :begin_inline_iterate } true;iterate_#in~bound#1 := main_#t~nondet12#1;havoc iterate_#res#1;havoc iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset, iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset, iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset, iterate_#t~mem9#1, iterate_#t~mem10#1, iterate_#t~mem5#1, iterate_#t~post6#1, iterate_#t~mem7#1, iterate_#t~mem8#1, iterate_#t~mem11#1, iterate_~bound#1, iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, iterate_~i~0#1.base, iterate_~i~0#1.offset, iterate_~sum~0#1.base, iterate_~sum~0#1.offset;iterate_~bound#1 := iterate_#in~bound#1;call iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset := iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset;call iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);iterate_~i~0#1.base, iterate_~i~0#1.offset := iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset;call iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);iterate_~sum~0#1.base, iterate_~sum~0#1.offset := iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset;call write~int(iterate_~bound#1, iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, 4);call write~int(0, iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);call write~int(0, iterate_~i~0#1.base, iterate_~i~0#1.offset, 4); 8#L554-4true [2022-12-13 14:26:12,355 INFO L750 eck$LassoCheckResult]: Loop: 8#L554-4true call iterate_#t~mem7#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);call iterate_#t~mem8#1 := read~int(iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, 4); 6#L554-1true assume !!(iterate_#t~mem7#1 < iterate_#t~mem8#1);havoc iterate_#t~mem7#1;havoc iterate_#t~mem8#1;call iterate_#t~mem9#1 := read~int(iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);call iterate_#t~mem10#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);call write~int(iterate_#t~mem9#1 + iterate_#t~mem10#1, iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);havoc iterate_#t~mem9#1;havoc iterate_#t~mem10#1; 5#L554-3true call iterate_#t~mem5#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);iterate_#t~post6#1 := iterate_#t~mem5#1;call write~int(1 + iterate_#t~post6#1, iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);havoc iterate_#t~mem5#1;havoc iterate_#t~post6#1; 8#L554-4true [2022-12-13 14:26:12,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:26:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 14:26:12,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:26:12,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366427281] [2022-12-13 14:26:12,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:26:12,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:26:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:26:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:26:12,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:26:12,497 INFO L85 PathProgramCache]: Analyzing trace with hash 35911, now seen corresponding path program 1 times [2022-12-13 14:26:12,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:26:12,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461820336] [2022-12-13 14:26:12,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:26:12,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:26:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:26:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:26:12,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:26:12,523 INFO L85 PathProgramCache]: Analyzing trace with hash 28694853, now seen corresponding path program 1 times [2022-12-13 14:26:12,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:26:12,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77435375] [2022-12-13 14:26:12,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:26:12,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:26:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:26:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:26:12,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:26:13,304 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 14:26:13,304 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 14:26:13,305 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 14:26:13,305 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 14:26:13,305 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 14:26:13,305 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:13,305 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 14:26:13,305 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 14:26:13,305 INFO L133 ssoRankerPreferences]: Filename of dumped script: easySum-alloca.i_Iteration1_Lasso [2022-12-13 14:26:13,305 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 14:26:13,305 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 14:26:13,323 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,347 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,349 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:13,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 14:26:14,108 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 14:26:14,111 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 14:26:14,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,114 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 14:26:14,116 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 [2022-12-13 14:26:14,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:26:14,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 14:26:14,143 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 [2022-12-13 14:26:14,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 14:26:14,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,159 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 14:26:14,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 14:26:14,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 14:26:14,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,177 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 14:26:14,180 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 [2022-12-13 14:26:14,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 14:26:14,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,196 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 14:26:14,198 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 [2022-12-13 14:26:14,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 14:26:14,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,219 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 14:26:14,220 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 [2022-12-13 14:26:14,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 14:26:14,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,236 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 14:26:14,239 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 [2022-12-13 14:26:14,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 14:26:14,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,254 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 14:26:14,256 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 [2022-12-13 14:26:14,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 14:26:14,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,272 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 14:26:14,274 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 [2022-12-13 14:26:14,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 14:26:14,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,294 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 14:26:14,296 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 [2022-12-13 14:26:14,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 14:26:14,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,312 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 14:26:14,314 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 [2022-12-13 14:26:14,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 14:26:14,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 14:26:14,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 14:26:14,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 14:26:14,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,331 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 14:26:14,333 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 [2022-12-13 14:26:14,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 14:26:14,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,357 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 14:26:14,359 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 [2022-12-13 14:26:14,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,371 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 14:26:14,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,378 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 14:26:14,380 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 [2022-12-13 14:26:14,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 14:26:14,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,411 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 14:26:14,413 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 [2022-12-13 14:26:14,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 14:26:14,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 14:26:14,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,434 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 14:26:14,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 14:26:14,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 14:26:14,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 14:26:14,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 14:26:14,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 14:26:14,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 14:26:14,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 14:26:14,475 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 14:26:14,500 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-12-13 14:26:14,500 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-12-13 14:26:14,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 14:26:14,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:26:14,539 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 14:26:14,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 14:26:14,541 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 14:26:14,553 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-12-13 14:26:14,553 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 14:26:14,554 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_iterate_~i~0#1.base) ULTIMATE.start_iterate_~i~0#1.offset)_1, ULTIMATE.start_iterate_~bound#1) = -1*v_rep(select (select #memory_int ULTIMATE.start_iterate_~i~0#1.base) ULTIMATE.start_iterate_~i~0#1.offset)_1 + 1*ULTIMATE.start_iterate_~bound#1 Supporting invariants [1*ULTIMATE.start_iterate_~bound#1 - 1*v_rep(select (select #memory_int ULTIMATE.start_iterate_~bound_ref~0#1.base) ULTIMATE.start_iterate_~bound_ref~0#1.offset)_1 >= 0] [2022-12-13 14:26:14,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 14:26:14,665 INFO L156 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2022-12-13 14:26:14,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:26:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:26:14,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-13 14:26:14,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:26:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:26:14,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 14:26:14,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:26:14,850 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-13 14:26:14,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 37 [2022-12-13 14:26:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:26:14,907 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-12-13 14:26:14,908 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-12-13 14:26:14,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 19 states and 21 transitions. Complement of second has 10 states. [2022-12-13 14:26:14,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 14:26:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-12-13 14:26:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2022-12-13 14:26:14,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 3 letters. [2022-12-13 14:26:14,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 14:26:14,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 5 letters. Loop has 3 letters. [2022-12-13 14:26:14,988 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 14:26:14,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2022-12-13 14:26:14,988 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 14:26:14,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 21 transitions. [2022-12-13 14:26:14,989 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 14:26:14,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2022-12-13 14:26:14,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 14:26:14,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 14:26:14,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 14:26:14,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 14:26:14,992 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:26:14,992 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:26:14,992 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:26:14,992 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 14:26:14,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 14:26:14,992 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 14:26:14,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 14:26:14,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 02:26:14 BoogieIcfgContainer [2022-12-13 14:26:14,996 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 14:26:14,996 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:26:14,997 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:26:14,997 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:26:14,997 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:26:12" (3/4) ... [2022-12-13 14:26:14,999 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 14:26:14,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:26:14,999 INFO L158 Benchmark]: Toolchain (without parser) took 3255.67ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 112.3MB in the beginning and 95.4MB in the end (delta: 16.9MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2022-12-13 14:26:15,000 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:26:15,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.14ms. Allocated memory is still 146.8MB. Free memory was 112.3MB in the beginning and 96.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 14:26:15,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.47ms. Allocated memory is still 146.8MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:26:15,001 INFO L158 Benchmark]: Boogie Preprocessor took 15.52ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 93.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:26:15,001 INFO L158 Benchmark]: RCFGBuilder took 218.77ms. Allocated memory is still 146.8MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 14:26:15,001 INFO L158 Benchmark]: BuchiAutomizer took 2714.82ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 82.2MB in the beginning and 95.4MB in the end (delta: -13.2MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-12-13 14:26:15,002 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 176.2MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:26:15,003 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.14ms. Allocated memory is still 146.8MB. Free memory was 112.3MB in the beginning and 96.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.47ms. Allocated memory is still 146.8MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.52ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 93.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 218.77ms. Allocated memory is still 146.8MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 2714.82ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 82.2MB in the beginning and 95.4MB in the end (delta: -13.2MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 176.2MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function bound + -1 * unknown-#memory_int-unknown[i][i] and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 2 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital299 mio100 ax106 hnf100 lsp92 ukn59 mio100 lsp40 div100 bol100 ite100 ukn100 eq195 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms 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! [2022-12-13 14:26:15,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 14:26:15,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb247f16-721b-4f35-935c-74ee84418690/bin/uautomizer-uyxdKDjOR8/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