./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/sum05-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/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_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/sum05-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/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 32bit --witnessprinter.graph.data.programhash 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f --- 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 18:29:14,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:29:14,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:29:14,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:29:14,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:29:14,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:29:14,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:29:14,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:29:14,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:29:14,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:29:14,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:29:14,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:29:14,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:29:14,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:29:14,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:29:14,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:29:14,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:29:14,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:29:14,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:29:14,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:29:14,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:29:14,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:29:14,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:29:14,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:29:14,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:29:14,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:29:14,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:29:14,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:29:14,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:29:14,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:29:14,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:29:14,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:29:14,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:29:14,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:29:14,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:29:14,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:29:14,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:29:14,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:29:14,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:29:14,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:29:14,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:29:14,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 18:29:14,324 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:29:14,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:29:14,325 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:29:14,325 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:29:14,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:29:14,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:29:14,327 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:29:14,327 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 18:29:14,327 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 18:29:14,327 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 18:29:14,328 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 18:29:14,328 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 18:29:14,328 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 18:29:14,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:29:14,328 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 18:29:14,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 18:29:14,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:29:14,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 18:29:14,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:29:14,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 18:29:14,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:29:14,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 18:29:14,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:29:14,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:29:14,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:29:14,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:29:14,332 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 18:29:14,333 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_1ba6a925-72ff-440e-acc6-47f8b0637af1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f [2022-12-13 18:29:14,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:29:14,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:29:14,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:29:14,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:29:14,552 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:29:14,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/reducercommutativity/sum05-2.i [2022-12-13 18:29:17,124 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:29:17,293 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:29:17,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/sv-benchmarks/c/reducercommutativity/sum05-2.i [2022-12-13 18:29:17,298 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/data/6d92a2eae/f3fb4f5d049042cfbc59cb17f7f6e979/FLAGb4ae38b0a [2022-12-13 18:29:17,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/data/6d92a2eae/f3fb4f5d049042cfbc59cb17f7f6e979 [2022-12-13 18:29:17,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:29:17,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:29:17,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:29:17,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:29:17,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:29:17,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae0b6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17, skipping insertion in model container [2022-12-13 18:29:17,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:29:17,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:29:17,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2022-12-13 18:29:17,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:29:17,861 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:29:17,880 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2022-12-13 18:29:17,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:29:17,894 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:29:17,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17 WrapperNode [2022-12-13 18:29:17,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:29:17,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:29:17,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:29:17,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:29:17,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,930 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2022-12-13 18:29:17,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:29:17,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:29:17,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:29:17,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:29:17,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,954 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:29:17,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:29:17,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:29:17,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:29:17,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (1/1) ... [2022-12-13 18:29:17,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:17,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:17,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:17,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 18:29:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:29:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:29:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:29:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:29:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:29:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:29:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 18:29:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:29:18,092 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:29:18,093 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:29:18,244 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:29:18,248 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:29:18,249 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-13 18:29:18,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:29:18 BoogieIcfgContainer [2022-12-13 18:29:18,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:29:18,251 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 18:29:18,251 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 18:29:18,254 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 18:29:18,254 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 18:29:18,254 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 06:29:17" (1/3) ... [2022-12-13 18:29:18,255 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@608f6445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 06:29:18, skipping insertion in model container [2022-12-13 18:29:18,255 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 18:29:18,255 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:29:17" (2/3) ... [2022-12-13 18:29:18,256 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@608f6445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 06:29:18, skipping insertion in model container [2022-12-13 18:29:18,256 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 18:29:18,256 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:29:18" (3/3) ... [2022-12-13 18:29:18,257 INFO L332 chiAutomizerObserver]: Analyzing ICFG sum05-2.i [2022-12-13 18:29:18,297 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 18:29:18,297 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 18:29:18,297 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 18:29:18,297 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 18:29:18,297 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 18:29:18,297 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 18:29:18,298 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 18:29:18,298 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 18:29:18,301 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 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 18:29:18,315 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-12-13 18:29:18,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:18,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:18,319 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 18:29:18,319 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:18,319 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 18:29:18,319 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 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 18:29:18,321 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-12-13 18:29:18,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:18,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:18,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 18:29:18,322 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:18,328 INFO L748 eck$LassoCheckResult]: Stem: 23#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 16#L34-3true [2022-12-13 18:29:18,328 INFO L750 eck$LassoCheckResult]: Loop: 16#L34-3true assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 12#L34-2true main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 16#L34-3true [2022-12-13 18:29:18,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:18,332 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 18:29:18,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:18,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795926802] [2022-12-13 18:29:18,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,428 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:18,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:18,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-12-13 18:29:18,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:18,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303336285] [2022-12-13 18:29:18,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:18,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:18,446 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-12-13 18:29:18,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:18,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460182466] [2022-12-13 18:29:18,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:18,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:18,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:18,710 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 18:29:18,718 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 18:29:18,718 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 18:29:18,718 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 18:29:18,719 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 18:29:18,719 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:18,719 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 18:29:18,719 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 18:29:18,719 INFO L133 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration1_Lasso [2022-12-13 18:29:18,719 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 18:29:18,719 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 18:29:18,733 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 18:29:18,750 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 18:29:18,752 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 18:29:18,755 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 18:29:18,758 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 18:29:18,759 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 18:29:18,761 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 18:29:18,763 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 18:29:18,765 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 18:29:18,767 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 18:29:18,922 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 18:29:18,924 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 18:29:18,925 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 18:29:18,927 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 18:29:18,929 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 18:29:18,930 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 18:29:18,932 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 18:29:18,934 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 18:29:19,105 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 18:29:19,109 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 18:29:19,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 18:29:19,114 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 18:29:19,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:19,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,137 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 18:29:19,140 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 18:29:19,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 18:29:19,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,160 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 18:29:19,162 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 18:29:19,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:19,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:19,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 18:29:19,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 18:29:19,187 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 18:29:19,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 18:29:19,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,204 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 18:29:19,206 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 18:29:19,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 18:29:19,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,223 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 18:29:19,225 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 18:29:19,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 18:29:19,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,242 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 18:29:19,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 18:29:19,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 18:29:19,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,261 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 18:29:19,263 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 18:29:19,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:19,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:19,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:19,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 18:29:19,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,280 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 18:29:19,282 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 18:29:19,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:19,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:19,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 18:29:19,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,303 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 18:29:19,305 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 18:29:19,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:19,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:19,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 18:29:19,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,327 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 18:29:19,329 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 18:29:19,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:19,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:19,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:19,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 18:29:19,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,351 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 18:29:19,353 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 18:29:19,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:19,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:19,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:19,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:19,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:19,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:19,378 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 18:29:19,392 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-12-13 18:29:19,392 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-12-13 18:29:19,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:19,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,424 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 18:29:19,426 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 18:29:19,437 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 18:29:19,437 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 18:29:19,438 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-12-13 18:29:19,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:19,455 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2022-12-13 18:29:19,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:19,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:29:19,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:19,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 18:29:19,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:19,531 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 18:29:19,564 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 [2022-12-13 18:29:19,566 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 18:29:19,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 18:29:19,644 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 66 states and 92 transitions. Complement of second has 8 states. [2022-12-13 18:29:19,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 18:29:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 18:29:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-12-13 18:29:19,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 2 letters. [2022-12-13 18:29:19,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:19,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 4 letters. Loop has 2 letters. [2022-12-13 18:29:19,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:19,654 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 4 letters. [2022-12-13 18:29:19,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:19,655 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 92 transitions. [2022-12-13 18:29:19,658 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,662 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 19 states and 24 transitions. [2022-12-13 18:29:19,663 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-12-13 18:29:19,663 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 18:29:19,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-12-13 18:29:19,664 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:19,664 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-12-13 18:29:19,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-12-13 18:29:19,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-12-13 18:29:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:29:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2022-12-13 18:29:19,687 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-12-13 18:29:19,687 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-12-13 18:29:19,687 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 18:29:19,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2022-12-13 18:29:19,687 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:19,688 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:19,688 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-12-13 18:29:19,688 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:19,688 INFO L748 eck$LassoCheckResult]: Stem: 168#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 161#L34-3 assume !(main_~i~1#1 < 5); 153#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 154#L20-3 [2022-12-13 18:29:19,688 INFO L750 eck$LassoCheckResult]: Loop: 154#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 167#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 154#L20-3 [2022-12-13 18:29:19,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,689 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2022-12-13 18:29:19,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:19,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760663722] [2022-12-13 18:29:19,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:19,744 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 18:29:19,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:19,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760663722] [2022-12-13 18:29:19,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760663722] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:29:19,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:29:19,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:29:19,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961446377] [2022-12-13 18:29:19,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:29:19,748 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:19,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 1 times [2022-12-13 18:29:19,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:19,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456088825] [2022-12-13 18:29:19,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:19,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:19,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:19,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:19,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:29:19,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:29:19,799 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 18:29:19,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:19,808 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2022-12-13 18:29:19,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 24 transitions. [2022-12-13 18:29:19,809 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 24 transitions. [2022-12-13 18:29:19,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 18:29:19,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 18:29:19,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2022-12-13 18:29:19,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:19,811 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-12-13 18:29:19,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2022-12-13 18:29:19,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-12-13 18:29:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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 18:29:19,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-12-13 18:29:19,812 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-12-13 18:29:19,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:29:19,813 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-12-13 18:29:19,814 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 18:29:19,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-12-13 18:29:19,814 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,814 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:19,814 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:19,815 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 18:29:19,815 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:19,815 INFO L748 eck$LassoCheckResult]: Stem: 213#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 205#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 206#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 209#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 210#L34-3 assume !(main_~i~1#1 < 5); 198#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 199#L20-3 [2022-12-13 18:29:19,815 INFO L750 eck$LassoCheckResult]: Loop: 199#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 212#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 199#L20-3 [2022-12-13 18:29:19,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,816 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2022-12-13 18:29:19,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:19,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649159432] [2022-12-13 18:29:19,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:19,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:19,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649159432] [2022-12-13 18:29:19,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649159432] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:29:19,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787604394] [2022-12-13 18:29:19,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:29:19,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:19,869 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:29:19,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-12-13 18:29:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:19,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 18:29:19,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:19,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:29:19,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:19,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787604394] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:29:19,931 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:29:19,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-13 18:29:19,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125813846] [2022-12-13 18:29:19,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:29:19,932 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:19,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 2 times [2022-12-13 18:29:19,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:19,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160510862] [2022-12-13 18:29:19,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:19,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:19,942 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:19,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:19,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 18:29:19,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-12-13 18:29:19,973 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 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 18:29:19,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:19,990 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2022-12-13 18:29:19,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 29 transitions. [2022-12-13 18:29:19,991 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 29 transitions. [2022-12-13 18:29:19,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 18:29:19,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 18:29:19,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2022-12-13 18:29:19,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:19,992 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2022-12-13 18:29:19,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2022-12-13 18:29:19,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-12-13 18:29:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 24 states have internal predecessors, (29), 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 18:29:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2022-12-13 18:29:19,994 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2022-12-13 18:29:19,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:29:19,995 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2022-12-13 18:29:19,995 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 18:29:19,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 29 transitions. [2022-12-13 18:29:19,996 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:19,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:19,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:19,996 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2022-12-13 18:29:19,997 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:19,997 INFO L748 eck$LassoCheckResult]: Stem: 297#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 289#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 290#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 298#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 299#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 293#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 294#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 303#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 302#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 301#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 300#L34-3 assume !(main_~i~1#1 < 5); 282#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 283#L20-3 [2022-12-13 18:29:19,997 INFO L750 eck$LassoCheckResult]: Loop: 283#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 296#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 283#L20-3 [2022-12-13 18:29:19,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:19,997 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2022-12-13 18:29:19,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:19,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338803716] [2022-12-13 18:29:19,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:19,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:20,085 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:20,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:20,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338803716] [2022-12-13 18:29:20,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338803716] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:29:20,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145276860] [2022-12-13 18:29:20,085 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 18:29:20,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:29:20,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:20,087 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:29:20,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-12-13 18:29:20,128 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 18:29:20,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 18:29:20,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 18:29:20,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:20,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:20,149 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:29:20,179 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:29:20,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145276860] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:29:20,180 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:29:20,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2022-12-13 18:29:20,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126593713] [2022-12-13 18:29:20,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:29:20,180 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:20,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:20,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 3 times [2022-12-13 18:29:20,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:20,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690503210] [2022-12-13 18:29:20,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:20,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:20,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:20,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 18:29:20,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:29:20,221 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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 18:29:20,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:20,237 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2022-12-13 18:29:20,237 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 31 transitions. [2022-12-13 18:29:20,238 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:20,238 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 31 transitions. [2022-12-13 18:29:20,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 18:29:20,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 18:29:20,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2022-12-13 18:29:20,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:20,239 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-12-13 18:29:20,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2022-12-13 18:29:20,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-12-13 18:29:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 26 states have internal predecessors, (31), 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 18:29:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2022-12-13 18:29:20,241 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-12-13 18:29:20,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:29:20,242 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-12-13 18:29:20,243 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 18:29:20,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 31 transitions. [2022-12-13 18:29:20,243 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 18:29:20,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:20,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:20,244 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2022-12-13 18:29:20,244 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:20,244 INFO L748 eck$LassoCheckResult]: Stem: 426#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 418#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 419#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 427#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 428#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 422#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 423#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 434#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 433#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 432#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 431#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 430#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 429#L34-3 assume !(main_~i~1#1 < 5); 411#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 412#L20-3 [2022-12-13 18:29:20,244 INFO L750 eck$LassoCheckResult]: Loop: 412#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 425#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 412#L20-3 [2022-12-13 18:29:20,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:20,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2022-12-13 18:29:20,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:20,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525590413] [2022-12-13 18:29:20,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:20,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:20,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:20,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 4 times [2022-12-13 18:29:20,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:20,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594296552] [2022-12-13 18:29:20,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:20,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:20,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:20,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1715425495, now seen corresponding path program 1 times [2022-12-13 18:29:20,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:20,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095952782] [2022-12-13 18:29:20,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:20,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:20,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:21,025 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 18:29:21,025 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 18:29:21,025 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 18:29:21,025 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 18:29:21,025 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 18:29:21,025 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,025 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 18:29:21,025 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 18:29:21,025 INFO L133 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration5_Lasso [2022-12-13 18:29:21,025 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 18:29:21,025 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 18:29:21,029 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 18:29:21,031 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 18:29:21,032 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 18:29:21,033 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 18:29:21,036 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 18:29:21,416 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 18:29:21,418 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 18:29:21,419 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 18:29:21,421 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 18:29:21,423 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 18:29:21,424 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 18:29:21,426 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 18:29:21,428 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 18:29:21,429 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 18:29:21,431 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 18:29:21,432 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 18:29:21,433 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 18:29:21,435 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 18:29:21,436 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 18:29:21,438 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 18:29:21,439 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 18:29:21,440 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 18:29:21,624 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 18:29:21,624 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 18:29:21,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,626 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 18:29:21,628 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 18:29:21,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:21,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:21,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:21,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 18:29:21,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,643 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 18:29:21,646 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 18:29:21,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:21,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:21,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:21,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 18:29:21,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,661 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 18:29:21,663 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 18:29:21,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:21,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:21,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:21,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 18:29:21,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,678 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 18:29:21,680 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 18:29:21,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 18:29:21,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,698 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 18:29:21,700 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 18:29:21,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 18:29:21,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,718 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 18:29:21,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 18:29:21,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 18:29:21,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,739 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 18:29:21,741 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 18:29:21,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:21,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,761 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 18:29:21,764 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 18:29:21,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:21,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,783 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 18:29:21,785 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 18:29:21,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 18:29:21,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,804 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 18:29:21,806 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 18:29:21,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:21,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,823 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 18:29:21,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 18:29:21,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:21,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 18:29:21,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,843 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 18:29:21,845 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 18:29:21,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:21,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:21,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:21,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:21,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:21,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:21,865 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 18:29:21,884 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-12-13 18:29:21,884 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-12-13 18:29:21,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:21,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:21,885 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:21,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 18:29:21,887 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 18:29:21,898 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 18:29:21,898 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 18:29:21,898 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sum_~i~0#1) = -2*ULTIMATE.start_sum_~i~0#1 + 9 Supporting invariants [] [2022-12-13 18:29:21,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:21,962 INFO L156 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2022-12-13 18:29:21,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:21,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:29:21,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:29:22,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:22,010 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 18:29:22,010 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 [2022-12-13 18:29:22,011 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9 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) [2022-12-13 18:29:22,022 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9. 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 31 states and 38 transitions. Complement of second has 7 states. [2022-12-13 18:29:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 18:29:22,023 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) [2022-12-13 18:29:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2022-12-13 18:29:22,023 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 14 letters. Loop has 2 letters. [2022-12-13 18:29:22,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:22,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 16 letters. Loop has 2 letters. [2022-12-13 18:29:22,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:22,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 14 letters. Loop has 4 letters. [2022-12-13 18:29:22,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:22,024 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2022-12-13 18:29:22,025 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,025 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 28 states and 33 transitions. [2022-12-13 18:29:22,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-12-13 18:29:22,025 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-12-13 18:29:22,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2022-12-13 18:29:22,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:22,026 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-12-13 18:29:22,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2022-12-13 18:29:22,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-12-13 18:29:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 27 states have internal predecessors, (33), 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 18:29:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2022-12-13 18:29:22,027 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-12-13 18:29:22,027 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-12-13 18:29:22,027 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 18:29:22,027 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 33 transitions. [2022-12-13 18:29:22,027 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:22,028 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:22,028 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:29:22,028 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:22,028 INFO L748 eck$LassoCheckResult]: Stem: 648#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 639#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 640#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 649#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 650#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 643#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 644#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 656#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 655#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 654#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 653#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 652#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 651#L34-3 assume !(main_~i~1#1 < 5); 632#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 633#L20-3 assume !(sum_~i~0#1 < 5); 641#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 642#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 637#L20-8 [2022-12-13 18:29:22,028 INFO L750 eck$LassoCheckResult]: Loop: 637#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 638#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 637#L20-8 [2022-12-13 18:29:22,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581027, now seen corresponding path program 1 times [2022-12-13 18:29:22,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963707921] [2022-12-13 18:29:22,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 18:29:22,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:22,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963707921] [2022-12-13 18:29:22,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963707921] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:29:22,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:29:22,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:29:22,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283216860] [2022-12-13 18:29:22,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:29:22,069 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:22,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,069 INFO L85 PathProgramCache]: Analyzing trace with hash 2243, now seen corresponding path program 1 times [2022-12-13 18:29:22,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127710544] [2022-12-13 18:29:22,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:22,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:22,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:29:22,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:29:22,106 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:29:22,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:22,122 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2022-12-13 18:29:22,122 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2022-12-13 18:29:22,123 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,123 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 37 transitions. [2022-12-13 18:29:22,123 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-12-13 18:29:22,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-12-13 18:29:22,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 37 transitions. [2022-12-13 18:29:22,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:22,124 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 37 transitions. [2022-12-13 18:29:22,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 37 transitions. [2022-12-13 18:29:22,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2022-12-13 18:29:22,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 28 states have internal predecessors, (33), 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 18:29:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2022-12-13 18:29:22,126 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 33 transitions. [2022-12-13 18:29:22,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:29:22,127 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 33 transitions. [2022-12-13 18:29:22,127 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 18:29:22,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 33 transitions. [2022-12-13 18:29:22,127 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,127 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:22,127 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:22,128 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:29:22,128 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:22,128 INFO L748 eck$LassoCheckResult]: Stem: 715#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 706#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 707#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 710#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 711#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 717#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 724#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 723#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 722#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 721#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 720#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 719#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 718#L34-3 assume !(main_~i~1#1 < 5); 699#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 700#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 713#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 714#L20-3 assume !(sum_~i~0#1 < 5); 708#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 709#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 704#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 705#L20-7 [2022-12-13 18:29:22,128 INFO L750 eck$LassoCheckResult]: Loop: 705#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 716#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 705#L20-7 [2022-12-13 18:29:22,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1577614809, now seen corresponding path program 1 times [2022-12-13 18:29:22,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599606037] [2022-12-13 18:29:22,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 18:29:22,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:22,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599606037] [2022-12-13 18:29:22,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599606037] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:29:22,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073644476] [2022-12-13 18:29:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:29:22,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:22,191 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:29:22,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-12-13 18:29:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 18:29:22,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 18:29:22,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:29:22,265 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 18:29:22,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073644476] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:29:22,265 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:29:22,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-13 18:29:22,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227870891] [2022-12-13 18:29:22,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:29:22,266 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:22,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,266 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 2 times [2022-12-13 18:29:22,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935152032] [2022-12-13 18:29:22,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:22,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:22,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 18:29:22,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-12-13 18:29:22,303 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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 18:29:22,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:22,343 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2022-12-13 18:29:22,343 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 52 transitions. [2022-12-13 18:29:22,344 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,344 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 52 transitions. [2022-12-13 18:29:22,344 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-12-13 18:29:22,344 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 18:29:22,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 52 transitions. [2022-12-13 18:29:22,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:22,345 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 52 transitions. [2022-12-13 18:29:22,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 52 transitions. [2022-12-13 18:29:22,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2022-12-13 18:29:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 40 states have internal predecessors, (45), 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 18:29:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2022-12-13 18:29:22,347 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-12-13 18:29:22,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:29:22,348 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-12-13 18:29:22,349 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-12-13 18:29:22,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 45 transitions. [2022-12-13 18:29:22,349 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:22,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:22,350 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:29:22,350 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:22,351 INFO L748 eck$LassoCheckResult]: Stem: 917#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 907#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 908#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 911#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 912#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 919#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 937#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 936#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 935#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 934#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 933#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 932#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 931#L34-3 assume !(main_~i~1#1 < 5); 900#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 901#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 914#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 915#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 916#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 930#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 929#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 927#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 924#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 923#L20-3 assume !(sum_~i~0#1 < 5); 909#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 910#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 905#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 906#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 918#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 928#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 926#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 925#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 922#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 921#L20-7 [2022-12-13 18:29:22,351 INFO L750 eck$LassoCheckResult]: Loop: 921#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 920#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 921#L20-7 [2022-12-13 18:29:22,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1218450663, now seen corresponding path program 1 times [2022-12-13 18:29:22,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208057935] [2022-12-13 18:29:22,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 18:29:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-13 18:29:22,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:22,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208057935] [2022-12-13 18:29:22,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208057935] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:29:22,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491634460] [2022-12-13 18:29:22,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:29:22,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:22,454 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:29:22,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-12-13 18:29:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 18:29:22,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-13 18:29:22,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:29:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-13 18:29:22,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491634460] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:29:22,551 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:29:22,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2022-12-13 18:29:22,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502914629] [2022-12-13 18:29:22,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:29:22,552 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 18:29:22,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,552 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 3 times [2022-12-13 18:29:22,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460911357] [2022-12-13 18:29:22,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:22,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:22,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 18:29:22,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:29:22,587 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:29:22,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:22,641 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2022-12-13 18:29:22,641 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 58 transitions. [2022-12-13 18:29:22,642 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,642 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 54 states and 58 transitions. [2022-12-13 18:29:22,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-12-13 18:29:22,643 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2022-12-13 18:29:22,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 58 transitions. [2022-12-13 18:29:22,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:22,643 INFO L218 hiAutomatonCegarLoop]: Abstraction has 54 states and 58 transitions. [2022-12-13 18:29:22,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 58 transitions. [2022-12-13 18:29:22,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2022-12-13 18:29:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 44 states have internal predecessors, (49), 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 18:29:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2022-12-13 18:29:22,646 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 49 transitions. [2022-12-13 18:29:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:29:22,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 45 states and 49 transitions. [2022-12-13 18:29:22,647 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-12-13 18:29:22,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 49 transitions. [2022-12-13 18:29:22,647 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 18:29:22,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:22,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:22,648 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:29:22,648 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:22,648 INFO L748 eck$LassoCheckResult]: Stem: 1209#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1199#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1200#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1203#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1204#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1211#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1233#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1232#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1231#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1230#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1229#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1228#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1227#L34-3 assume !(main_~i~1#1 < 5); 1192#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1193#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1206#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1207#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1208#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1226#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1225#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1223#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1221#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1219#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1216#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1215#L20-3 assume !(sum_~i~0#1 < 5); 1201#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1202#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1197#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1198#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1210#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1224#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1222#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1220#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1218#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1217#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1214#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1213#L20-7 [2022-12-13 18:29:22,648 INFO L750 eck$LassoCheckResult]: Loop: 1213#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1212#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1213#L20-7 [2022-12-13 18:29:22,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,649 INFO L85 PathProgramCache]: Analyzing trace with hash -2144167641, now seen corresponding path program 2 times [2022-12-13 18:29:22,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066111053] [2022-12-13 18:29:22,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:22,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,709 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 4 times [2022-12-13 18:29:22,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643081520] [2022-12-13 18:29:22,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:22,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:22,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:22,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1039200421, now seen corresponding path program 3 times [2022-12-13 18:29:22,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:22,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132420588] [2022-12-13 18:29:22,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:22,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 18:29:22,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:29:22,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132420588] [2022-12-13 18:29:22,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132420588] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:29:22,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980965160] [2022-12-13 18:29:22,800 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 18:29:22,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:29:22,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:22,801 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:29:22,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-12-13 18:29:22,883 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-12-13 18:29:22,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 18:29:22,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 18:29:22,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 18:29:22,906 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:29:22,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980965160] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:29:22,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 18:29:22,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2022-12-13 18:29:22,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582117568] [2022-12-13 18:29:22,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:29:22,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:29:22,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 18:29:22,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2022-12-13 18:29:22,941 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. cyclomatic complexity: 9 Second operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:29:22,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:29:22,994 INFO L93 Difference]: Finished difference Result 54 states and 55 transitions. [2022-12-13 18:29:22,994 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 55 transitions. [2022-12-13 18:29:22,994 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 18:29:22,995 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 42 states and 43 transitions. [2022-12-13 18:29:22,995 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2022-12-13 18:29:22,995 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-12-13 18:29:22,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 43 transitions. [2022-12-13 18:29:22,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:22,996 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 43 transitions. [2022-12-13 18:29:22,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 43 transitions. [2022-12-13 18:29:22,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-12-13 18:29:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 41 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:29:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2022-12-13 18:29:22,998 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 43 transitions. [2022-12-13 18:29:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 18:29:22,999 INFO L428 stractBuchiCegarLoop]: Abstraction has 42 states and 43 transitions. [2022-12-13 18:29:22,999 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-12-13 18:29:22,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 43 transitions. [2022-12-13 18:29:22,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 18:29:22,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 18:29:22,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 18:29:23,000 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:29:23,000 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 18:29:23,000 INFO L748 eck$LassoCheckResult]: Stem: 1430#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1421#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1422#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1425#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1426#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1432#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1448#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1446#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1444#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1443#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1442#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1440#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1439#L34-3 assume !(main_~i~1#1 < 5); 1416#L34-4 assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1417#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1428#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1429#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1454#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1453#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1452#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1451#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1450#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1449#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1447#L20-2 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1445#L20-3 assume !(sum_~i~0#1 < 5); 1423#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1424#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem2#1, sum_#t~post1#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1427#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1431#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1419#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1420#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1441#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1438#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1437#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1436#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1435#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem2#1 := read~int(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem2#1;havoc sum_#t~mem2#1; 1434#L20-7 sum_#t~post1#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post1#1;havoc sum_#t~post1#1; 1433#L20-8 assume !(sum_~i~0#1 < 5); 1415#L20-9 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1413#sum_returnLabel#2 main_#t~ret8#1 := sum_#res#1;assume { :end_inline_sum } true;main_~ret2~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;main_~i~2#1 := 0; 1414#L43-3 [2022-12-13 18:29:23,000 INFO L750 eck$LassoCheckResult]: Loop: 1414#L43-3 assume !!(main_~i~2#1 < 4);call main_#t~mem11#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem11#1; 1418#L43-2 main_#t~post10#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1414#L43-3 [2022-12-13 18:29:23,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:23,001 INFO L85 PathProgramCache]: Analyzing trace with hash -2055775835, now seen corresponding path program 1 times [2022-12-13 18:29:23,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:23,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730645123] [2022-12-13 18:29:23,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:23,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:23,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:23,054 INFO L85 PathProgramCache]: Analyzing trace with hash 2755, now seen corresponding path program 1 times [2022-12-13 18:29:23,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:23,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191833398] [2022-12-13 18:29:23,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:23,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:23,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:23,060 INFO L85 PathProgramCache]: Analyzing trace with hash 84380519, now seen corresponding path program 1 times [2022-12-13 18:29:23,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:29:23,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291439228] [2022-12-13 18:29:23,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:29:23,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:29:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:29:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:29:23,137 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:29:28,901 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 18:29:28,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 18:29:28,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 18:29:28,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 18:29:28,902 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 18:29:28,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:28,902 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 18:29:28,902 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 18:29:28,902 INFO L133 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration10_Lasso [2022-12-13 18:29:28,902 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 18:29:28,902 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 18:29:28,908 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 18:29:28,911 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 18:29:28,912 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 18:29:28,913 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 18:29:28,915 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 18:29:28,916 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 18:29:28,917 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 18:29:28,918 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 18:29:28,919 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 18:29:28,920 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 18:29:28,921 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 18:29:28,923 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 18:29:36,456 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 18:29:36,458 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 18:29:36,459 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 18:29:36,460 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 18:29:36,461 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 18:29:37,144 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2022-12-13 18:29:38,981 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 18:29:38,981 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 18:29:38,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:38,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:38,982 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:38,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 18:29:38,984 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 18:29:38,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:38,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:38,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:38,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:38,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:38,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:38,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:39,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,002 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 18:29:39,004 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 18:29:39,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-12-13 18:29:39,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,019 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 18:29:39,021 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 18:29:39,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 18:29:39,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,036 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 18:29:39,038 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 18:29:39,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 18:29:39,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,053 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 18:29:39,055 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 18:29:39,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 18:29:39,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,070 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 18:29:39,072 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 18:29:39,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 18:29:39,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,087 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 18:29:39,089 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 [2022-12-13 18:29:39,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 18:29:39,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,104 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 18:29:39,105 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 18:29:39,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 18:29:39,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,120 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 18:29:39,122 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 18:29:39,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 18:29:39,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,137 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 18:29:39,139 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 18:29:39,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 18:29:39,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,155 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 18:29:39,157 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 18:29:39,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 18:29:39,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 18:29:39,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 18:29:39,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 18:29:39,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,172 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 18:29:39,174 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 18:29:39,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-12-13 18:29:39,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,193 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 18:29:39,195 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 18:29:39,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:39,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,213 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 18:29:39,214 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 18:29:39,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:39,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,233 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 18:29:39,235 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 18:29:39,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,247 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-12-13 18:29:39,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,267 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 18:29:39,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-12-13 18:29:39,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,308 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 18:29:39,310 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 18:29:39,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 18:29:39,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,330 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 18:29:39,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 18:29:39,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 18:29:39,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,349 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 18:29:39,351 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 18:29:39,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 18:29:39,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 18:29:39,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,368 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 18:29:39,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 18:29:39,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 18:29:39,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 18:29:39,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 18:29:39,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 18:29:39,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 18:29:39,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 18:29:39,398 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 18:29:39,435 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-12-13 18:29:39,435 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 18:29:39,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 18:29:39,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:29:39,436 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 18:29:39,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 18:29:39,438 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 18:29:39,451 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 18:29:39,451 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 18:29:39,451 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3, ULTIMATE.start_main_~i~2#1) = 1*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3 - 4*ULTIMATE.start_main_~i~2#1 Supporting invariants [] [2022-12-13 18:29:39,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-12-13 18:29:39,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-12-13 18:29:39,775 INFO L156 tatePredicateManager]: 54 out of 55 supporting invariants were superfluous and have been removed [2022-12-13 18:29:39,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:29:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:39,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:29:39,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:29:39,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 18:29:39,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:29:39,926 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 18:29:39,926 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 18:29:39,927 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 42 states and 43 transitions. cyclomatic complexity: 3 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 18:29:39,947 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 42 states and 43 transitions. cyclomatic complexity: 3. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 44 states and 46 transitions. Complement of second has 5 states. [2022-12-13 18:29:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 18:29:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 18:29:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-12-13 18:29:39,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 40 letters. Loop has 2 letters. [2022-12-13 18:29:39,948 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:39,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 42 letters. Loop has 2 letters. [2022-12-13 18:29:39,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:39,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 40 letters. Loop has 4 letters. [2022-12-13 18:29:39,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 18:29:39,949 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 46 transitions. [2022-12-13 18:29:39,950 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 18:29:39,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2022-12-13 18:29:39,950 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 18:29:39,950 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 18:29:39,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 18:29:39,950 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 18:29:39,950 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 18:29:39,950 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 18:29:39,950 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 18:29:39,951 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-12-13 18:29:39,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 18:29:39,951 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 18:29:39,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 18:29:39,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 06:29:39 BoogieIcfgContainer [2022-12-13 18:29:39,956 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 18:29:39,956 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 18:29:39,956 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 18:29:39,956 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 18:29:39,957 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:29:18" (3/4) ... [2022-12-13 18:29:39,959 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 18:29:39,959 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 18:29:39,960 INFO L158 Benchmark]: Toolchain (without parser) took 22278.79ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 106.4MB in the beginning and 49.5MB in the end (delta: 56.9MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. [2022-12-13 18:29:39,960 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:29:39,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.40ms. Allocated memory is still 138.4MB. Free memory was 106.4MB in the beginning and 95.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 18:29:39,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.85ms. Allocated memory is still 138.4MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:29:39,961 INFO L158 Benchmark]: Boogie Preprocessor took 26.08ms. Allocated memory is still 138.4MB. Free memory was 94.1MB in the beginning and 92.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 18:29:39,961 INFO L158 Benchmark]: RCFGBuilder took 292.06ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 79.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 18:29:39,961 INFO L158 Benchmark]: BuchiAutomizer took 21704.94ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 79.1MB in the beginning and 49.5MB in the end (delta: 29.7MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-12-13 18:29:39,961 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 167.8MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:29:39,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.40ms. Allocated memory is still 138.4MB. Free memory was 106.4MB in the beginning and 95.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.85ms. Allocated memory is still 138.4MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.08ms. Allocated memory is still 138.4MB. Free memory was 94.1MB in the beginning and 92.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 292.06ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 79.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 21704.94ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 79.1MB in the beginning and 49.5MB in the end (delta: 29.7MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 167.8MB. Free memory is still 49.5MB. 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 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -8 * i + 9 * unknown-#length-unknown[x] and consists of 5 locations. One deterministic module has affine ranking function 9 + -2 * i and consists of 4 locations. One deterministic module has affine ranking function -4 * i + unknown-#length-unknown[x] and consists of 4 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.6s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 20.8s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 21 StatesRemovedByMinimization, 4 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 139 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 137 mSDsluCounter, 347 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 190 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 248 IncrementalHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 157 mSDtfsCounter, 248 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital619 mio100 ax100 hnf100 lsp208 ukn57 mio100 lsp68 div104 bol100 ite100 ukn100 eq152 hnf93 smp83 dnf784 smp69 tf100 neg99 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 71ms VariablesStem: 31 VariablesLoop: 24 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 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 18:29:39,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2022-12-13 18:29:40,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2022-12-13 18:29:40,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2022-12-13 18:29:40,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-12-13 18:29:40,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-12-13 18:29:40,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba6a925-72ff-440e-acc6-47f8b0637af1/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