./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/byte_add_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/byte_add_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc --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 de6decccd91c37b79cf607a5f07869bb0707e08de203e3ce6759a25f4e6e01ba --- 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-5e519f3 [2022-11-02 20:44:28,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:44:28,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:44:28,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:44:28,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:44:28,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:44:28,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:44:28,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:44:28,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:44:28,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:44:28,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:44:28,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:44:28,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:44:28,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:44:28,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:44:28,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:44:28,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:44:28,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:44:28,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:44:28,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:44:28,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:44:28,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:44:28,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:44:28,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:44:28,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:44:28,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:44:28,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:44:28,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:44:28,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:44:28,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:44:28,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:44:28,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:44:28,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:44:28,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:44:28,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:44:28,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:44:28,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:44:28,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:44:28,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:44:28,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:44:28,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:44:28,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:44:28,786 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:44:28,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:44:28,787 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:44:28,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:44:28,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:44:28,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:44:28,790 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:44:28,790 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:44:28,791 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:44:28,791 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:44:28,792 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:44:28,793 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:44:28,793 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:44:28,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:44:28,794 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:44:28,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:44:28,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:44:28,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:44:28,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:44:28,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:44:28,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:44:28,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:44:28,796 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:44:28,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:44:28,797 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:44:28,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:44:28,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:44:28,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:44:28,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:44:28,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:44:28,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:44:28,800 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:44:28,801 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_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de6decccd91c37b79cf607a5f07869bb0707e08de203e3ce6759a25f4e6e01ba [2022-11-02 20:44:29,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:44:29,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:44:29,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:44:29,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:44:29,281 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:44:29,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/bitvector/byte_add_2-2.i [2022-11-02 20:44:29,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/data/8cbcfcccf/bad33c7bf2084542a2bee33c26e8344b/FLAG81cf855e6 [2022-11-02 20:44:29,969 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:44:29,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/sv-benchmarks/c/bitvector/byte_add_2-2.i [2022-11-02 20:44:29,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/data/8cbcfcccf/bad33c7bf2084542a2bee33c26e8344b/FLAG81cf855e6 [2022-11-02 20:44:30,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/data/8cbcfcccf/bad33c7bf2084542a2bee33c26e8344b [2022-11-02 20:44:30,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:44:30,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:44:30,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:44:30,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:44:30,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:44:30,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bd391e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30, skipping insertion in model container [2022-11-02 20:44:30,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:44:30,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:44:30,607 WARN L230 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_c89bf74f-a666-4dfe-a7c7-391ad33ea417/sv-benchmarks/c/bitvector/byte_add_2-2.i[1168,1181] [2022-11-02 20:44:30,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:44:30,701 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:44:30,717 WARN L230 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_c89bf74f-a666-4dfe-a7c7-391ad33ea417/sv-benchmarks/c/bitvector/byte_add_2-2.i[1168,1181] [2022-11-02 20:44:30,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:44:30,758 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:44:30,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30 WrapperNode [2022-11-02 20:44:30,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:44:30,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:44:30,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:44:30,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:44:30,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,836 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2022-11-02 20:44:30,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:44:30,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:44:30,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:44:30,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:44:30,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,928 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:44:30,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:44:30,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:44:30,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:44:30,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (1/1) ... [2022-11-02 20:44:30,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:30,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:31,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:31,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:44:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:44:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:44:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:44:31,185 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:44:31,187 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:44:31,824 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:44:31,832 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:44:31,833 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:44:31,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:31 BoogieIcfgContainer [2022-11-02 20:44:31,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:44:31,852 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:44:31,852 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:44:31,857 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:44:31,859 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:44:31,859 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:44:30" (1/3) ... [2022-11-02 20:44:31,860 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21a58d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:44:31, skipping insertion in model container [2022-11-02 20:44:31,861 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:44:31,861 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:30" (2/3) ... [2022-11-02 20:44:31,861 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21a58d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:44:31, skipping insertion in model container [2022-11-02 20:44:31,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:44:31,862 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:31" (3/3) ... [2022-11-02 20:44:31,864 INFO L332 chiAutomizerObserver]: Analyzing ICFG byte_add_2-2.i [2022-11-02 20:44:31,941 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:44:31,941 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:44:31,942 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:44:31,942 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:44:31,942 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:44:31,942 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:44:31,943 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:44:31,943 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:44:31,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 41 states, 40 states have (on average 1.75) internal successors, (70), 40 states have internal predecessors, (70), 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) [2022-11-02 20:44:31,974 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2022-11-02 20:44:31,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:31,975 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:31,984 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:44:31,984 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:31,985 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:44:31,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 41 states, 40 states have (on average 1.75) internal successors, (70), 40 states have internal predecessors, (70), 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) [2022-11-02 20:44:31,989 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2022-11-02 20:44:31,989 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:31,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:31,991 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:44:31,991 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:32,001 INFO L748 eck$LassoCheckResult]: Stem: 21#ULTIMATE.startENTRYtrue 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(15, 2); 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 4#L59true assume !(0 == mp_add_~a3~0#1 % 256); 16#L59-1true mp_add_~nb~0#1 := 4; 18#L69true assume !(0 == mp_add_~b3~0#1 % 256); 35#L69-1true mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 23#L80-2true [2022-11-02 20:44:32,004 INFO L750 eck$LassoCheckResult]: Loop: 23#L80-2true assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 32#L83true assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 41#L83-1true assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 7#L89true assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 39#L95-1true assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 17#L99-1true assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 11#L100-1true assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 27#L101-1true assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 30#L102-1true mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 23#L80-2true [2022-11-02 20:44:32,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:32,012 INFO L85 PathProgramCache]: Analyzing trace with hash 889938151, now seen corresponding path program 1 times [2022-11-02 20:44:32,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:32,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97336335] [2022-11-02 20:44:32,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:32,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:32,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:32,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:32,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:32,233 INFO L85 PathProgramCache]: Analyzing trace with hash 318197182, now seen corresponding path program 1 times [2022-11-02 20:44:32,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:32,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928809804] [2022-11-02 20:44:32,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:32,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:32,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:32,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928809804] [2022-11-02 20:44:32,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928809804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:32,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:32,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:32,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907824996] [2022-11-02 20:44:32,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:32,426 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:32,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:32,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:32,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:44:32,480 INFO L87 Difference]: Start difference. First operand has 41 states, 40 states have (on average 1.75) internal successors, (70), 40 states have internal predecessors, (70), 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 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) [2022-11-02 20:44:32,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:32,678 INFO L93 Difference]: Finished difference Result 64 states and 94 transitions. [2022-11-02 20:44:32,680 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 94 transitions. [2022-11-02 20:44:32,692 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 41 [2022-11-02 20:44:32,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 56 states and 86 transitions. [2022-11-02 20:44:32,705 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2022-11-02 20:44:32,706 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2022-11-02 20:44:32,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 86 transitions. [2022-11-02 20:44:32,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:32,709 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 86 transitions. [2022-11-02 20:44:32,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 86 transitions. [2022-11-02 20:44:32,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2022-11-02 20:44:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.5555555555555556) internal successors, (84), 53 states have internal predecessors, (84), 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) [2022-11-02 20:44:32,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 84 transitions. [2022-11-02 20:44:32,752 INFO L240 hiAutomatonCegarLoop]: Abstraction has 54 states and 84 transitions. [2022-11-02 20:44:32,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:32,766 INFO L428 stractBuchiCegarLoop]: Abstraction has 54 states and 84 transitions. [2022-11-02 20:44:32,767 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:44:32,767 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 84 transitions. [2022-11-02 20:44:32,772 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39 [2022-11-02 20:44:32,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:32,774 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:32,777 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:32,777 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:32,778 INFO L748 eck$LassoCheckResult]: Stem: 136#ULTIMATE.startENTRY 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(15, 2); 127#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 114#L59 assume !(0 == mp_add_~a3~0#1 % 256); 115#L59-1 mp_add_~nb~0#1 := 4; 132#L69 assume !(0 == mp_add_~b3~0#1 % 256); 123#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 138#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 139#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 129#L83-1 [2022-11-02 20:44:32,779 INFO L750 eck$LassoCheckResult]: Loop: 129#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 118#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 119#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 133#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 125#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 126#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 144#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 147#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 159#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 160#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 135#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 141#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 128#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 129#L83-1 [2022-11-02 20:44:32,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:32,782 INFO L85 PathProgramCache]: Analyzing trace with hash 532072804, now seen corresponding path program 1 times [2022-11-02 20:44:32,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:32,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653962229] [2022-11-02 20:44:32,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:32,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:33,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:33,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653962229] [2022-11-02 20:44:33,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653962229] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:33,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:33,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:44:33,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797950582] [2022-11-02 20:44:33,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:33,169 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:33,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:33,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1939143242, now seen corresponding path program 1 times [2022-11-02 20:44:33,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:33,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058998180] [2022-11-02 20:44:33,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:33,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:33,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:33,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:33,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058998180] [2022-11-02 20:44:33,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058998180] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:33,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:33,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:44:33,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969994928] [2022-11-02 20:44:33,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:33,402 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:33,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:33,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:44:33,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:44:33,404 INFO L87 Difference]: Start difference. First operand 54 states and 84 transitions. cyclomatic complexity: 32 Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 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) [2022-11-02 20:44:33,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:33,803 INFO L93 Difference]: Finished difference Result 120 states and 177 transitions. [2022-11-02 20:44:33,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 177 transitions. [2022-11-02 20:44:33,806 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 78 [2022-11-02 20:44:33,808 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 177 transitions. [2022-11-02 20:44:33,808 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2022-11-02 20:44:33,808 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2022-11-02 20:44:33,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 177 transitions. [2022-11-02 20:44:33,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:33,810 INFO L218 hiAutomatonCegarLoop]: Abstraction has 120 states and 177 transitions. [2022-11-02 20:44:33,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 177 transitions. [2022-11-02 20:44:33,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 61. [2022-11-02 20:44:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.540983606557377) internal successors, (94), 60 states have internal predecessors, (94), 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) [2022-11-02 20:44:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 94 transitions. [2022-11-02 20:44:33,817 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 94 transitions. [2022-11-02 20:44:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:44:33,818 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 94 transitions. [2022-11-02 20:44:33,819 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:44:33,819 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 94 transitions. [2022-11-02 20:44:33,820 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39 [2022-11-02 20:44:33,820 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:33,820 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:33,821 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:33,821 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:33,822 INFO L748 eck$LassoCheckResult]: Stem: 324#ULTIMATE.startENTRY 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(15, 2); 314#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 304#L59 assume !(0 == mp_add_~a3~0#1 % 256); 305#L59-1 mp_add_~nb~0#1 := 4; 319#L69 assume !(0 == mp_add_~b3~0#1 % 256); 312#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 326#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 327#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 321#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 322#L84-2 [2022-11-02 20:44:33,822 INFO L750 eck$LassoCheckResult]: Loop: 322#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 325#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 315#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 316#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 302#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 303#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 320#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 309#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 310#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 331#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 334#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 341#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 357#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 322#L84-2 [2022-11-02 20:44:33,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:33,823 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 1 times [2022-11-02 20:44:33,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:33,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69012169] [2022-11-02 20:44:33,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:33,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:33,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:33,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:33,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:33,868 INFO L85 PathProgramCache]: Analyzing trace with hash 119486142, now seen corresponding path program 2 times [2022-11-02 20:44:33,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:33,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528663638] [2022-11-02 20:44:33,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:33,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:33,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:33,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528663638] [2022-11-02 20:44:33,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528663638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:33,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:33,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:33,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230856483] [2022-11-02 20:44:33,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:33,990 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:33,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:33,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:33,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:33,991 INFO L87 Difference]: Start difference. First operand 61 states and 94 transitions. cyclomatic complexity: 35 Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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) [2022-11-02 20:44:34,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:34,264 INFO L93 Difference]: Finished difference Result 86 states and 135 transitions. [2022-11-02 20:44:34,265 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 135 transitions. [2022-11-02 20:44:34,266 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 64 [2022-11-02 20:44:34,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 86 states and 135 transitions. [2022-11-02 20:44:34,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86 [2022-11-02 20:44:34,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86 [2022-11-02 20:44:34,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 135 transitions. [2022-11-02 20:44:34,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:34,269 INFO L218 hiAutomatonCegarLoop]: Abstraction has 86 states and 135 transitions. [2022-11-02 20:44:34,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 135 transitions. [2022-11-02 20:44:34,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 78. [2022-11-02 20:44:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 78 states have (on average 1.5512820512820513) internal successors, (121), 77 states have internal predecessors, (121), 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) [2022-11-02 20:44:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 121 transitions. [2022-11-02 20:44:34,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 78 states and 121 transitions. [2022-11-02 20:44:34,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:34,278 INFO L428 stractBuchiCegarLoop]: Abstraction has 78 states and 121 transitions. [2022-11-02 20:44:34,278 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:44:34,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states and 121 transitions. [2022-11-02 20:44:34,280 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 56 [2022-11-02 20:44:34,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:34,280 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:34,281 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,281 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,281 INFO L748 eck$LassoCheckResult]: Stem: 479#ULTIMATE.startENTRY 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(15, 2); 468#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 458#L59 assume !(0 == mp_add_~a3~0#1 % 256); 459#L59-1 mp_add_~nb~0#1 := 4; 524#L69 assume !(0 == mp_add_~b3~0#1 % 256); 493#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 480#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 481#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 492#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 529#L84-2 [2022-11-02 20:44:34,282 INFO L750 eck$LassoCheckResult]: Loop: 529#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 527#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 512#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 510#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 454#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 455#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 520#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 463#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 464#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 485#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 525#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 521#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 470#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 496#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 494#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 474#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 475#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 497#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 488#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 489#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 517#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 518#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 529#L84-2 [2022-11-02 20:44:34,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,282 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 2 times [2022-11-02 20:44:34,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345038176] [2022-11-02 20:44:34,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:34,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,324 INFO L85 PathProgramCache]: Analyzing trace with hash 522403369, now seen corresponding path program 1 times [2022-11-02 20:44:34,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768180175] [2022-11-02 20:44:34,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:34,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:34,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768180175] [2022-11-02 20:44:34,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768180175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:34,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:34,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:34,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608792145] [2022-11-02 20:44:34,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:34,373 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:34,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:34,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:34,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:44:34,374 INFO L87 Difference]: Start difference. First operand 78 states and 121 transitions. cyclomatic complexity: 45 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:34,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:34,496 INFO L93 Difference]: Finished difference Result 103 states and 155 transitions. [2022-11-02 20:44:34,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 103 states and 155 transitions. [2022-11-02 20:44:34,498 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 81 [2022-11-02 20:44:34,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 103 states to 103 states and 155 transitions. [2022-11-02 20:44:34,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 103 [2022-11-02 20:44:34,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 103 [2022-11-02 20:44:34,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 103 states and 155 transitions. [2022-11-02 20:44:34,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:34,500 INFO L218 hiAutomatonCegarLoop]: Abstraction has 103 states and 155 transitions. [2022-11-02 20:44:34,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states and 155 transitions. [2022-11-02 20:44:34,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2022-11-02 20:44:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.5148514851485149) internal successors, (153), 100 states have internal predecessors, (153), 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) [2022-11-02 20:44:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 153 transitions. [2022-11-02 20:44:34,507 INFO L240 hiAutomatonCegarLoop]: Abstraction has 101 states and 153 transitions. [2022-11-02 20:44:34,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:34,508 INFO L428 stractBuchiCegarLoop]: Abstraction has 101 states and 153 transitions. [2022-11-02 20:44:34,508 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:44:34,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 153 transitions. [2022-11-02 20:44:34,509 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 79 [2022-11-02 20:44:34,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:34,509 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:34,510 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,510 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,511 INFO L748 eck$LassoCheckResult]: Stem: 665#ULTIMATE.startENTRY 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(15, 2); 655#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 641#L59 assume !(0 == mp_add_~a3~0#1 % 256); 642#L59-1 mp_add_~nb~0#1 := 4; 660#L69 assume !(0 == mp_add_~b3~0#1 % 256); 679#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 667#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 668#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 663#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 664#L84-2 [2022-11-02 20:44:34,511 INFO L750 eck$LassoCheckResult]: Loop: 664#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 680#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 740#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 682#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 646#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 647#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 699#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 698#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 697#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 693#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 690#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 691#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 719#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 717#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 704#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 703#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 653#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 654#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 672#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 675#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 715#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 716#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 664#L84-2 [2022-11-02 20:44:34,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,511 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 3 times [2022-11-02 20:44:34,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345061461] [2022-11-02 20:44:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:34,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,583 INFO L85 PathProgramCache]: Analyzing trace with hash 581508713, now seen corresponding path program 1 times [2022-11-02 20:44:34,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728883136] [2022-11-02 20:44:34,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:34,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:34,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728883136] [2022-11-02 20:44:34,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728883136] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:34,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:34,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:44:34,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838716331] [2022-11-02 20:44:34,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:34,748 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:34,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:34,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:34,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:34,753 INFO L87 Difference]: Start difference. First operand 101 states and 153 transitions. cyclomatic complexity: 54 Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 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) [2022-11-02 20:44:34,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:34,847 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2022-11-02 20:44:34,848 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 169 states and 255 transitions. [2022-11-02 20:44:34,849 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 147 [2022-11-02 20:44:34,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 169 states to 169 states and 255 transitions. [2022-11-02 20:44:34,852 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 169 [2022-11-02 20:44:34,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 169 [2022-11-02 20:44:34,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169 states and 255 transitions. [2022-11-02 20:44:34,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:34,854 INFO L218 hiAutomatonCegarLoop]: Abstraction has 169 states and 255 transitions. [2022-11-02 20:44:34,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states and 255 transitions. [2022-11-02 20:44:34,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 141. [2022-11-02 20:44:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 141 states have (on average 1.5390070921985815) internal successors, (217), 140 states have internal predecessors, (217), 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) [2022-11-02 20:44:34,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 217 transitions. [2022-11-02 20:44:34,864 INFO L240 hiAutomatonCegarLoop]: Abstraction has 141 states and 217 transitions. [2022-11-02 20:44:34,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:34,866 INFO L428 stractBuchiCegarLoop]: Abstraction has 141 states and 217 transitions. [2022-11-02 20:44:34,866 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:44:34,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 141 states and 217 transitions. [2022-11-02 20:44:34,867 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 119 [2022-11-02 20:44:34,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:34,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:34,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,869 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:34,869 INFO L748 eck$LassoCheckResult]: Stem: 947#ULTIMATE.startENTRY 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(15, 2); 935#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 925#L59 assume !(0 == mp_add_~a3~0#1 % 256); 926#L59-1 mp_add_~nb~0#1 := 4; 940#L69 assume !(0 == mp_add_~b3~0#1 % 256); 965#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 949#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 950#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 960#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 963#L84-2 [2022-11-02 20:44:34,869 INFO L750 eck$LassoCheckResult]: Loop: 963#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 964#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1026#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 1011#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1002#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 997#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 992#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 989#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 986#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 984#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 980#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 981#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 1030#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 923#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 1041#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 1039#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 930#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 931#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 954#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 957#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1050#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1051#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 963#L84-2 [2022-11-02 20:44:34,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,870 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 4 times [2022-11-02 20:44:34,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296757248] [2022-11-02 20:44:34,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:34,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:34,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:34,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1412635993, now seen corresponding path program 1 times [2022-11-02 20:44:34,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:34,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805861811] [2022-11-02 20:44:34,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:34,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:35,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:35,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805861811] [2022-11-02 20:44:35,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805861811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:35,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:35,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:44:35,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335165741] [2022-11-02 20:44:35,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:35,044 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:35,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:35,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:44:35,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:44:35,046 INFO L87 Difference]: Start difference. First operand 141 states and 217 transitions. cyclomatic complexity: 78 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 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) [2022-11-02 20:44:35,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:35,373 INFO L93 Difference]: Finished difference Result 302 states and 450 transitions. [2022-11-02 20:44:35,373 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 302 states and 450 transitions. [2022-11-02 20:44:35,376 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 255 [2022-11-02 20:44:35,379 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 302 states to 302 states and 450 transitions. [2022-11-02 20:44:35,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 302 [2022-11-02 20:44:35,380 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 302 [2022-11-02 20:44:35,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 302 states and 450 transitions. [2022-11-02 20:44:35,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:35,381 INFO L218 hiAutomatonCegarLoop]: Abstraction has 302 states and 450 transitions. [2022-11-02 20:44:35,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states and 450 transitions. [2022-11-02 20:44:35,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 225. [2022-11-02 20:44:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 225 states have (on average 1.5155555555555555) internal successors, (341), 224 states have internal predecessors, (341), 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) [2022-11-02 20:44:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 341 transitions. [2022-11-02 20:44:35,410 INFO L240 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-02 20:44:35,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:44:35,417 INFO L428 stractBuchiCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-02 20:44:35,417 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:44:35,417 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 225 states and 341 transitions. [2022-11-02 20:44:35,419 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 198 [2022-11-02 20:44:35,419 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:35,420 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:35,421 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:35,421 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:35,421 INFO L748 eck$LassoCheckResult]: Stem: 1398#ULTIMATE.startENTRY 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(15, 2); 1388#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 1372#L59 assume !(0 == mp_add_~a3~0#1 % 256); 1373#L59-1 mp_add_~nb~0#1 := 4; 1393#L69 assume !(0 == mp_add_~b3~0#1 % 256); 1411#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 1412#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1418#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1419#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1413#L84-2 [2022-11-02 20:44:35,422 INFO L750 eck$LassoCheckResult]: Loop: 1413#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 1402#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1389#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 1390#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1541#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 1540#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 1483#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1484#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1539#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 1479#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1478#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1475#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 1477#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1377#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 1378#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 1473#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1449#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 1445#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 1433#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1430#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1431#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1508#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1413#L84-2 [2022-11-02 20:44:35,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:35,423 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 5 times [2022-11-02 20:44:35,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:35,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717756231] [2022-11-02 20:44:35,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:35,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:35,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:35,476 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:35,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:35,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1317498195, now seen corresponding path program 1 times [2022-11-02 20:44:35,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:35,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595813928] [2022-11-02 20:44:35,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:35,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-02 20:44:35,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:35,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595813928] [2022-11-02 20:44:35,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595813928] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:35,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:35,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:35,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107895424] [2022-11-02 20:44:35,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:35,539 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:35,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:35,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:35,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:44:35,546 INFO L87 Difference]: Start difference. First operand 225 states and 341 transitions. cyclomatic complexity: 119 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:35,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:35,669 INFO L93 Difference]: Finished difference Result 263 states and 400 transitions. [2022-11-02 20:44:35,669 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 263 states and 400 transitions. [2022-11-02 20:44:35,673 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 236 [2022-11-02 20:44:35,675 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 263 states to 263 states and 400 transitions. [2022-11-02 20:44:35,675 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263 [2022-11-02 20:44:35,676 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263 [2022-11-02 20:44:35,676 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 400 transitions. [2022-11-02 20:44:35,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:35,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 263 states and 400 transitions. [2022-11-02 20:44:35,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 400 transitions. [2022-11-02 20:44:35,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 257. [2022-11-02 20:44:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 257 states have (on average 1.5330739299610896) internal successors, (394), 256 states have internal predecessors, (394), 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) [2022-11-02 20:44:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 394 transitions. [2022-11-02 20:44:35,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 257 states and 394 transitions. [2022-11-02 20:44:35,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:35,707 INFO L428 stractBuchiCegarLoop]: Abstraction has 257 states and 394 transitions. [2022-11-02 20:44:35,708 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-02 20:44:35,708 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 257 states and 394 transitions. [2022-11-02 20:44:35,710 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 230 [2022-11-02 20:44:35,711 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:35,711 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:35,712 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:35,714 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:35,714 INFO L748 eck$LassoCheckResult]: Stem: 1893#ULTIMATE.startENTRY 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(15, 2); 1883#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 1866#L59 assume !(0 == mp_add_~a3~0#1 % 256); 1867#L59-1 mp_add_~nb~0#1 := 4; 1888#L69 assume !(0 == mp_add_~b3~0#1 % 256); 1912#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 1896#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1897#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1891#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1892#L84-2 [2022-11-02 20:44:35,714 INFO L750 eck$LassoCheckResult]: Loop: 1892#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 1898#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1899#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 2083#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1871#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 1872#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 2078#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 2077#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 2076#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2075#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2074#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2070#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 2072#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2047#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 1959#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 1944#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1943#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1941#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 1938#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1936#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1937#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2104#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1892#L84-2 [2022-11-02 20:44:35,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:35,715 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 6 times [2022-11-02 20:44:35,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:35,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214794334] [2022-11-02 20:44:35,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:35,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:35,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:35,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:35,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:35,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1260239893, now seen corresponding path program 1 times [2022-11-02 20:44:35,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:35,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570000922] [2022-11-02 20:44:35,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:35,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:36,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:36,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570000922] [2022-11-02 20:44:36,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570000922] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:36,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426016755] [2022-11-02 20:44:36,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:36,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:36,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:36,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:36,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:44:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:44:36,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:36,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:36,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426016755] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:36,421 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:36,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-11-02 20:44:36,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834769920] [2022-11-02 20:44:36,424 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:36,425 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:36,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:36,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:44:36,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:44:36,427 INFO L87 Difference]: Start difference. First operand 257 states and 394 transitions. cyclomatic complexity: 140 Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:36,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:36,995 INFO L93 Difference]: Finished difference Result 411 states and 582 transitions. [2022-11-02 20:44:36,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 411 states and 582 transitions. [2022-11-02 20:44:36,999 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 335 [2022-11-02 20:44:37,002 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 411 states to 411 states and 582 transitions. [2022-11-02 20:44:37,002 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 411 [2022-11-02 20:44:37,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 411 [2022-11-02 20:44:37,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 411 states and 582 transitions. [2022-11-02 20:44:37,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:37,004 INFO L218 hiAutomatonCegarLoop]: Abstraction has 411 states and 582 transitions. [2022-11-02 20:44:37,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states and 582 transitions. [2022-11-02 20:44:37,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 290. [2022-11-02 20:44:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 289 states have internal predecessors, (432), 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) [2022-11-02 20:44:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 432 transitions. [2022-11-02 20:44:37,022 INFO L240 hiAutomatonCegarLoop]: Abstraction has 290 states and 432 transitions. [2022-11-02 20:44:37,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:44:37,028 INFO L428 stractBuchiCegarLoop]: Abstraction has 290 states and 432 transitions. [2022-11-02 20:44:37,029 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-02 20:44:37,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 290 states and 432 transitions. [2022-11-02 20:44:37,031 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 254 [2022-11-02 20:44:37,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:37,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:37,032 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:37,032 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:37,032 INFO L748 eck$LassoCheckResult]: Stem: 2702#ULTIMATE.startENTRY 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(15, 2); 2692#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 2677#L59 assume !(0 == mp_add_~a3~0#1 % 256); 2678#L59-1 mp_add_~nb~0#1 := 4; 2697#L69 assume !(0 == mp_add_~b3~0#1 % 256); 2688#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 2737#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2735#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2700#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 2701#L84-2 [2022-11-02 20:44:37,033 INFO L750 eck$LassoCheckResult]: Loop: 2701#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 2719#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 2865#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 2862#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2860#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 2769#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 2768#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 2766#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 2740#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2741#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2736#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2734#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2731#L84 assume !(0 == mp_add_~i~0#1 % 256); 2727#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 2728#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 2873#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 2870#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2867#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 2866#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 2853#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 2827#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 2773#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2772#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2749#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2750#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2799#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 2701#L84-2 [2022-11-02 20:44:37,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:37,033 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 7 times [2022-11-02 20:44:37,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:37,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975632889] [2022-11-02 20:44:37,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:37,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:37,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:37,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:37,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:37,085 INFO L85 PathProgramCache]: Analyzing trace with hash -925244773, now seen corresponding path program 1 times [2022-11-02 20:44:37,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:37,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283758849] [2022-11-02 20:44:37,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:37,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:44:37,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:37,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283758849] [2022-11-02 20:44:37,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283758849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:37,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:37,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:37,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430021165] [2022-11-02 20:44:37,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:37,298 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:37,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:37,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:37,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:37,300 INFO L87 Difference]: Start difference. First operand 290 states and 432 transitions. cyclomatic complexity: 145 Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:37,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:37,548 INFO L93 Difference]: Finished difference Result 436 states and 627 transitions. [2022-11-02 20:44:37,548 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 436 states and 627 transitions. [2022-11-02 20:44:37,551 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 394 [2022-11-02 20:44:37,556 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 436 states to 436 states and 627 transitions. [2022-11-02 20:44:37,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 436 [2022-11-02 20:44:37,557 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 436 [2022-11-02 20:44:37,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 436 states and 627 transitions. [2022-11-02 20:44:37,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:37,558 INFO L218 hiAutomatonCegarLoop]: Abstraction has 436 states and 627 transitions. [2022-11-02 20:44:37,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states and 627 transitions. [2022-11-02 20:44:37,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 328. [2022-11-02 20:44:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 328 states have (on average 1.4939024390243902) internal successors, (490), 327 states have internal predecessors, (490), 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) [2022-11-02 20:44:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 490 transitions. [2022-11-02 20:44:37,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 328 states and 490 transitions. [2022-11-02 20:44:37,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:44:37,570 INFO L428 stractBuchiCegarLoop]: Abstraction has 328 states and 490 transitions. [2022-11-02 20:44:37,570 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-02 20:44:37,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 328 states and 490 transitions. [2022-11-02 20:44:37,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 304 [2022-11-02 20:44:37,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:37,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:37,577 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:37,577 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:37,579 INFO L748 eck$LassoCheckResult]: Stem: 3441#ULTIMATE.startENTRY 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(15, 2); 3428#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 3418#L59 assume !(0 == mp_add_~a3~0#1 % 256); 3419#L59-1 mp_add_~nb~0#1 := 4; 3433#L69 assume !(0 == mp_add_~b3~0#1 % 256); 3462#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 3463#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3474#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 3468#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 3461#L84-2 [2022-11-02 20:44:37,580 INFO L750 eck$LassoCheckResult]: Loop: 3461#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 3445#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 3429#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 3430#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3710#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 3715#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 3592#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 3499#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 3488#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3489#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3723#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3646#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 3458#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3413#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 3414#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 3465#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 3497#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 3498#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3691#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3689#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3660#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 3641#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3659#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 3606#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 3578#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 3569#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 3492#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3493#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3543#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3544#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 3539#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 3461#L84-2 [2022-11-02 20:44:37,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:37,580 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 8 times [2022-11-02 20:44:37,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:37,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915149989] [2022-11-02 20:44:37,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:37,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:37,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:37,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:37,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:37,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2071006882, now seen corresponding path program 1 times [2022-11-02 20:44:37,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:37,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023782877] [2022-11-02 20:44:37,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:37,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:37,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:37,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023782877] [2022-11-02 20:44:37,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023782877] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:37,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849101341] [2022-11-02 20:44:37,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:37,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:37,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:37,800 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:37,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:44:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:37,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:44:37,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-02 20:44:37,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:37,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849101341] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:37,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:37,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-02 20:44:37,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253367336] [2022-11-02 20:44:37,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:37,959 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:37,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:37,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:37,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:37,960 INFO L87 Difference]: Start difference. First operand 328 states and 490 transitions. cyclomatic complexity: 164 Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:38,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:38,256 INFO L93 Difference]: Finished difference Result 341 states and 457 transitions. [2022-11-02 20:44:38,256 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 341 states and 457 transitions. [2022-11-02 20:44:38,259 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 317 [2022-11-02 20:44:38,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 341 states to 341 states and 457 transitions. [2022-11-02 20:44:38,262 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 341 [2022-11-02 20:44:38,263 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 341 [2022-11-02 20:44:38,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 341 states and 457 transitions. [2022-11-02 20:44:38,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:38,264 INFO L218 hiAutomatonCegarLoop]: Abstraction has 341 states and 457 transitions. [2022-11-02 20:44:38,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states and 457 transitions. [2022-11-02 20:44:38,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 294. [2022-11-02 20:44:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 294 states have (on average 1.370748299319728) internal successors, (403), 293 states have internal predecessors, (403), 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) [2022-11-02 20:44:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 403 transitions. [2022-11-02 20:44:38,273 INFO L240 hiAutomatonCegarLoop]: Abstraction has 294 states and 403 transitions. [2022-11-02 20:44:38,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:38,274 INFO L428 stractBuchiCegarLoop]: Abstraction has 294 states and 403 transitions. [2022-11-02 20:44:38,278 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-02 20:44:38,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 294 states and 403 transitions. [2022-11-02 20:44:38,280 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 270 [2022-11-02 20:44:38,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:38,281 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:38,283 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:38,284 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:38,284 INFO L748 eck$LassoCheckResult]: Stem: 4208#ULTIMATE.startENTRY 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(15, 2); 4198#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 4188#L59 assume !(0 == mp_add_~a3~0#1 % 256); 4189#L59-1 mp_add_~nb~0#1 := 4; 4205#L69 assume !(0 == mp_add_~b3~0#1 % 256); 4196#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 4225#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4406#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 4405#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 4327#L84-2 [2022-11-02 20:44:38,284 INFO L750 eck$LassoCheckResult]: Loop: 4327#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 4404#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 4402#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 4400#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4396#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 4395#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 4377#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4394#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4393#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4392#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4391#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4389#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4387#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4340#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 4384#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4374#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 4371#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4370#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4369#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4368#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4301#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4302#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4291#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 4289#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4285#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4283#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4281#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4252#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4247#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4248#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 4326#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 4327#L84-2 [2022-11-02 20:44:38,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:38,285 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 9 times [2022-11-02 20:44:38,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:38,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965422048] [2022-11-02 20:44:38,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:38,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:38,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:38,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:38,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:38,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1750670628, now seen corresponding path program 2 times [2022-11-02 20:44:38,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:38,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848393481] [2022-11-02 20:44:38,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:38,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:38,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:38,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848393481] [2022-11-02 20:44:38,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848393481] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:38,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162320144] [2022-11-02 20:44:38,649 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:44:38,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:38,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:38,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:38,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:44:38,752 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 20:44:38,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:44:38,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:44:38,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:38,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:38,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162320144] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:38,912 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:38,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 12 [2022-11-02 20:44:38,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808179846] [2022-11-02 20:44:38,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:38,913 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:38,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:38,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:44:38,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:44:38,914 INFO L87 Difference]: Start difference. First operand 294 states and 403 transitions. cyclomatic complexity: 111 Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 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) [2022-11-02 20:44:39,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:39,816 INFO L93 Difference]: Finished difference Result 494 states and 631 transitions. [2022-11-02 20:44:39,816 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 494 states and 631 transitions. [2022-11-02 20:44:39,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 420 [2022-11-02 20:44:39,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 494 states to 494 states and 631 transitions. [2022-11-02 20:44:39,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2022-11-02 20:44:39,823 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 494 [2022-11-02 20:44:39,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 494 states and 631 transitions. [2022-11-02 20:44:39,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:39,824 INFO L218 hiAutomatonCegarLoop]: Abstraction has 494 states and 631 transitions. [2022-11-02 20:44:39,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states and 631 transitions. [2022-11-02 20:44:39,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 377. [2022-11-02 20:44:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 377 states have (on average 1.3342175066312998) internal successors, (503), 376 states have internal predecessors, (503), 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) [2022-11-02 20:44:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 503 transitions. [2022-11-02 20:44:39,834 INFO L240 hiAutomatonCegarLoop]: Abstraction has 377 states and 503 transitions. [2022-11-02 20:44:39,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:44:39,835 INFO L428 stractBuchiCegarLoop]: Abstraction has 377 states and 503 transitions. [2022-11-02 20:44:39,835 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-02 20:44:39,835 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 377 states and 503 transitions. [2022-11-02 20:44:39,851 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 344 [2022-11-02 20:44:39,852 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:39,852 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:39,853 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:39,853 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 7, 6, 6, 6, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:39,853 INFO L748 eck$LassoCheckResult]: Stem: 5205#ULTIMATE.startENTRY 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(15, 2); 5194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 5184#L59 assume !(0 == mp_add_~a3~0#1 % 256); 5185#L59-1 mp_add_~nb~0#1 := 4; 5199#L69 assume !(0 == mp_add_~b3~0#1 % 256); 5221#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 5222#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5510#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 5202#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 5203#L84-2 [2022-11-02 20:44:39,853 INFO L750 eck$LassoCheckResult]: Loop: 5203#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 5208#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 5195#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 5196#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5536#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 5537#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 5538#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5535#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5532#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5486#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5487#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5512#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5226#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5183#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 5542#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5489#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 5260#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5474#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5451#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5450#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5448#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5443#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5407#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 5405#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5403#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5401#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 5399#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5397#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5393#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5394#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5383#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5382#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 5377#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5376#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5375#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5374#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 5373#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5372#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5370#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5368#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5366#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 5365#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5334#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5335#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5329#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5327#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5325#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5321#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5323#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5380#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 5279#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5458#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5452#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5268#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5267#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5265#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5266#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5248#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5250#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 5409#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5410#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5347#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5348#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5255#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5254#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5251#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 5252#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 5203#L84-2 [2022-11-02 20:44:39,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:39,854 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 10 times [2022-11-02 20:44:39,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:39,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571420426] [2022-11-02 20:44:39,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:39,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:39,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:39,895 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:39,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:39,900 INFO L85 PathProgramCache]: Analyzing trace with hash 896633444, now seen corresponding path program 1 times [2022-11-02 20:44:39,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:39,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968989465] [2022-11-02 20:44:39,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:39,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:40,221 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:44:40,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:40,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968989465] [2022-11-02 20:44:40,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968989465] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:40,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135531935] [2022-11-02 20:44:40,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:40,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:40,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:40,225 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:40,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 20:44:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:40,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:44:40,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:40,405 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 146 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-02 20:44:40,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 138 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-02 20:44:40,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135531935] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:40,468 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:40,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-02 20:44:40,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288747755] [2022-11-02 20:44:40,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:40,469 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:40,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:40,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:44:40,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:44:40,471 INFO L87 Difference]: Start difference. First operand 377 states and 503 transitions. cyclomatic complexity: 128 Second operand has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 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) [2022-11-02 20:44:41,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:41,113 INFO L93 Difference]: Finished difference Result 568 states and 680 transitions. [2022-11-02 20:44:41,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 568 states and 680 transitions. [2022-11-02 20:44:41,116 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 481 [2022-11-02 20:44:41,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 568 states to 568 states and 680 transitions. [2022-11-02 20:44:41,119 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 568 [2022-11-02 20:44:41,120 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 568 [2022-11-02 20:44:41,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 568 states and 680 transitions. [2022-11-02 20:44:41,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:41,121 INFO L218 hiAutomatonCegarLoop]: Abstraction has 568 states and 680 transitions. [2022-11-02 20:44:41,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states and 680 transitions. [2022-11-02 20:44:41,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 251. [2022-11-02 20:44:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 251 states have (on average 1.2270916334661355) internal successors, (308), 250 states have internal predecessors, (308), 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) [2022-11-02 20:44:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 308 transitions. [2022-11-02 20:44:41,129 INFO L240 hiAutomatonCegarLoop]: Abstraction has 251 states and 308 transitions. [2022-11-02 20:44:41,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:44:41,131 INFO L428 stractBuchiCegarLoop]: Abstraction has 251 states and 308 transitions. [2022-11-02 20:44:41,131 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-02 20:44:41,131 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 251 states and 308 transitions. [2022-11-02 20:44:41,133 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 175 [2022-11-02 20:44:41,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:41,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:41,134 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:41,134 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 1, 1, 1] [2022-11-02 20:44:41,140 INFO L748 eck$LassoCheckResult]: Stem: 6584#ULTIMATE.startENTRY 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(15, 2); 6573#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 6563#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 6565#L61 assume !(0 == mp_add_~a2~0#1 % 256); 6566#L59-1 mp_add_~nb~0#1 := 4; 6578#L69 assume !(0 == mp_add_~b3~0#1 % 256); 6571#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 6625#L80-2 assume !((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536); 6624#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 6621#L108 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := 0; 6622#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 6634#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 6633#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 6631#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6630#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 6623#L108 assume !(0 == mp_add_~i~0#1 % 256); 6599#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 6590#L109-1 [2022-11-02 20:44:41,140 INFO L750 eck$LassoCheckResult]: Loop: 6590#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 6591#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 6643#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6641#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 6639#L108 assume !(0 == mp_add_~i~0#1 % 256); 6619#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 6617#L109-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := 0; 6616#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 6612#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6611#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 6610#L108 assume !(0 == mp_add_~i~0#1 % 256); 6609#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 6608#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 6607#L110-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := 0; 6576#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6577#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 6589#L108 assume !(0 == mp_add_~i~0#1 % 256); 6596#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 6590#L109-1 [2022-11-02 20:44:41,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:41,142 INFO L85 PathProgramCache]: Analyzing trace with hash -850823382, now seen corresponding path program 1 times [2022-11-02 20:44:41,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:41,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872556236] [2022-11-02 20:44:41,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:41,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:44:41,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:41,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872556236] [2022-11-02 20:44:41,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872556236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:41,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:41,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:44:41,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849488532] [2022-11-02 20:44:41,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:41,249 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:41,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:41,250 INFO L85 PathProgramCache]: Analyzing trace with hash -830477736, now seen corresponding path program 1 times [2022-11-02 20:44:41,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:41,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139706400] [2022-11-02 20:44:41,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:41,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:44:41,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:41,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139706400] [2022-11-02 20:44:41,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139706400] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:41,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1820100521] [2022-11-02 20:44:41,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:41,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:41,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:41,312 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:41,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-02 20:44:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:41,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:44:41,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-02 20:44:41,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:41,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1820100521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:41,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:41,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 20:44:41,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080360814] [2022-11-02 20:44:41,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:41,427 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:41,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:41,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:41,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:41,428 INFO L87 Difference]: Start difference. First operand 251 states and 308 transitions. cyclomatic complexity: 59 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2022-11-02 20:44:41,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:41,604 INFO L93 Difference]: Finished difference Result 482 states and 585 transitions. [2022-11-02 20:44:41,604 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 482 states and 585 transitions. [2022-11-02 20:44:41,607 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 350 [2022-11-02 20:44:41,609 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 482 states to 482 states and 585 transitions. [2022-11-02 20:44:41,609 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 482 [2022-11-02 20:44:41,610 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-11-02 20:44:41,610 INFO L73 IsDeterministic]: Start isDeterministic. Operand 482 states and 585 transitions. [2022-11-02 20:44:41,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:41,611 INFO L218 hiAutomatonCegarLoop]: Abstraction has 482 states and 585 transitions. [2022-11-02 20:44:41,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states and 585 transitions. [2022-11-02 20:44:41,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 262. [2022-11-02 20:44:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 262 states have (on average 1.2213740458015268) internal successors, (320), 261 states have internal predecessors, (320), 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) [2022-11-02 20:44:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 320 transitions. [2022-11-02 20:44:41,617 INFO L240 hiAutomatonCegarLoop]: Abstraction has 262 states and 320 transitions. [2022-11-02 20:44:41,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:41,618 INFO L428 stractBuchiCegarLoop]: Abstraction has 262 states and 320 transitions. [2022-11-02 20:44:41,618 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-02 20:44:41,618 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 262 states and 320 transitions. [2022-11-02 20:44:41,620 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 175 [2022-11-02 20:44:41,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:41,620 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:41,621 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:41,621 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 1, 1, 1] [2022-11-02 20:44:41,622 INFO L748 eck$LassoCheckResult]: Stem: 7385#ULTIMATE.startENTRY 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(15, 2); 7373#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 7363#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 7365#L61 assume !(0 == mp_add_~a2~0#1 % 256); 7366#L59-1 mp_add_~nb~0#1 := 4; 7433#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 7432#L71 assume !(0 == mp_add_~b2~0#1 % 256); 7430#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 7428#L80-2 assume !((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536); 7427#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 7426#L108 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := 0; 7425#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 7424#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 7423#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 7376#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7377#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 7390#L108 assume !(0 == mp_add_~i~0#1 % 256); 7395#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 7389#L109-1 [2022-11-02 20:44:41,622 INFO L750 eck$LassoCheckResult]: Loop: 7389#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 7383#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 7384#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7417#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 7415#L108 assume !(0 == mp_add_~i~0#1 % 256); 7413#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 7410#L109-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := 0; 7408#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 7405#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7404#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 7403#L108 assume !(0 == mp_add_~i~0#1 % 256); 7402#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 7401#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 7399#L110-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := 0; 7400#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7438#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 7437#L108 assume !(0 == mp_add_~i~0#1 % 256); 7435#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 7389#L109-1 [2022-11-02 20:44:41,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:41,623 INFO L85 PathProgramCache]: Analyzing trace with hash 379711671, now seen corresponding path program 1 times [2022-11-02 20:44:41,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:41,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246672781] [2022-11-02 20:44:41,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:41,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:44:41,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:41,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246672781] [2022-11-02 20:44:41,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246672781] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:41,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:41,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:41,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968968784] [2022-11-02 20:44:41,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:41,706 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:41,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:41,707 INFO L85 PathProgramCache]: Analyzing trace with hash -830477736, now seen corresponding path program 2 times [2022-11-02 20:44:41,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:41,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386864749] [2022-11-02 20:44:41,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:44:41,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:41,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386864749] [2022-11-02 20:44:41,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386864749] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:41,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494276158] [2022-11-02 20:44:41,778 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:44:41,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:41,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:41,786 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:41,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-02 20:44:41,834 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:44:41,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:44:41,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:44:41,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-02 20:44:41,865 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:41,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494276158] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:41,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:41,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 20:44:41,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132605783] [2022-11-02 20:44:41,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:41,867 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:41,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:41,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:41,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:41,868 INFO L87 Difference]: Start difference. First operand 262 states and 320 transitions. cyclomatic complexity: 60 Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2022-11-02 20:44:42,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:42,055 INFO L93 Difference]: Finished difference Result 300 states and 354 transitions. [2022-11-02 20:44:42,055 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 300 states and 354 transitions. [2022-11-02 20:44:42,058 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 184 [2022-11-02 20:44:42,060 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 300 states to 275 states and 321 transitions. [2022-11-02 20:44:42,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2022-11-02 20:44:42,063 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2022-11-02 20:44:42,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 321 transitions. [2022-11-02 20:44:42,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:42,064 INFO L218 hiAutomatonCegarLoop]: Abstraction has 275 states and 321 transitions. [2022-11-02 20:44:42,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 321 transitions. [2022-11-02 20:44:42,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 240. [2022-11-02 20:44:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 240 states have (on average 1.1791666666666667) internal successors, (283), 239 states have internal predecessors, (283), 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) [2022-11-02 20:44:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 283 transitions. [2022-11-02 20:44:42,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 240 states and 283 transitions. [2022-11-02 20:44:42,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:42,071 INFO L428 stractBuchiCegarLoop]: Abstraction has 240 states and 283 transitions. [2022-11-02 20:44:42,071 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-02 20:44:42,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 240 states and 283 transitions. [2022-11-02 20:44:42,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:42,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:42,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:42,076 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:42,076 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:42,076 INFO L748 eck$LassoCheckResult]: Stem: 8006#ULTIMATE.startENTRY 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(15, 2); 7995#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 7981#L59 assume !(0 == mp_add_~a3~0#1 % 256); 7982#L59-1 mp_add_~nb~0#1 := 4; 8216#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 7990#L71 assume !(0 == mp_add_~b2~0#1 % 256); 7991#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 8018#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8165#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8164#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 8163#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 8162#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8160#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 8151#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8146#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8116#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 8143#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8140#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8138#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8136#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8134#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8130#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8126#L84 assume !(0 == mp_add_~i~0#1 % 256); 8110#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 8108#L85-1 [2022-11-02 20:44:42,078 INFO L750 eck$LassoCheckResult]: Loop: 8108#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8106#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 8102#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8103#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8087#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8141#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 8139#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8137#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8135#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8133#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8128#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8129#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8184#L90 assume !(0 == mp_add_~i~0#1 % 256); 8182#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 8179#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 8176#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8065#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8055#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8175#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8174#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 8173#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8172#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8171#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8169#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8168#L84 assume !(0 == mp_add_~i~0#1 % 256); 8167#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 8010#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 7996#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 7997#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 7988#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 7989#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8001#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 7993#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 7994#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 8013#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8008#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8009#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8017#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8014#L90 assume !(0 == mp_add_~i~0#1 % 256); 8015#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 8020#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 8029#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8028#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8027#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8026#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8025#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8024#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8023#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8021#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8022#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8127#L84 assume !(0 == mp_add_~i~0#1 % 256); 8122#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 8108#L85-1 [2022-11-02 20:44:42,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:42,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1525234442, now seen corresponding path program 1 times [2022-11-02 20:44:42,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:42,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392216983] [2022-11-02 20:44:42,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:42,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:42,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:42,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:42,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392216983] [2022-11-02 20:44:42,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392216983] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:42,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:42,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:42,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79039652] [2022-11-02 20:44:42,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:42,172 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:42,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:42,173 INFO L85 PathProgramCache]: Analyzing trace with hash -596717375, now seen corresponding path program 1 times [2022-11-02 20:44:42,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:42,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259121227] [2022-11-02 20:44:42,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:42,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-02 20:44:42,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:42,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259121227] [2022-11-02 20:44:42,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259121227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:42,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:42,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:44:42,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241775699] [2022-11-02 20:44:42,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:42,331 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:42,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:42,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:42,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:44:42,332 INFO L87 Difference]: Start difference. First operand 240 states and 283 transitions. cyclomatic complexity: 45 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2022-11-02 20:44:42,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:42,337 INFO L93 Difference]: Finished difference Result 224 states and 259 transitions. [2022-11-02 20:44:42,337 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 224 states and 259 transitions. [2022-11-02 20:44:42,339 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:42,340 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 224 states to 224 states and 259 transitions. [2022-11-02 20:44:42,341 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 224 [2022-11-02 20:44:42,341 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 224 [2022-11-02 20:44:42,341 INFO L73 IsDeterministic]: Start isDeterministic. Operand 224 states and 259 transitions. [2022-11-02 20:44:42,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:42,342 INFO L218 hiAutomatonCegarLoop]: Abstraction has 224 states and 259 transitions. [2022-11-02 20:44:42,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states and 259 transitions. [2022-11-02 20:44:42,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-11-02 20:44:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 224 states have (on average 1.15625) internal successors, (259), 223 states have internal predecessors, (259), 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) [2022-11-02 20:44:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 259 transitions. [2022-11-02 20:44:42,346 INFO L240 hiAutomatonCegarLoop]: Abstraction has 224 states and 259 transitions. [2022-11-02 20:44:42,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:42,347 INFO L428 stractBuchiCegarLoop]: Abstraction has 224 states and 259 transitions. [2022-11-02 20:44:42,347 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-02 20:44:42,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 224 states and 259 transitions. [2022-11-02 20:44:42,349 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:42,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:42,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:42,350 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:42,350 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:42,350 INFO L748 eck$LassoCheckResult]: Stem: 8478#ULTIMATE.startENTRY 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(15, 2); 8467#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 8455#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 8457#L61 assume !(0 == mp_add_~a2~0#1 % 256); 8458#L59-1 mp_add_~nb~0#1 := 4; 8474#L69 assume !(0 == mp_add_~b3~0#1 % 256); 8475#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 8634#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8635#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8659#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8658#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 8657#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 8656#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 8655#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8654#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8653#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 8652#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8651#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8650#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8649#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8480#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8481#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8490#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8670#L90 assume !(0 == mp_add_~i~0#1 % 256); 8667#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 8661#L91-1 [2022-11-02 20:44:42,351 INFO L750 eck$LassoCheckResult]: Loop: 8661#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 8462#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8463#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8464#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8473#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 8465#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8466#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8485#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8488#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8648#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8647#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8620#L90 assume !(0 == mp_add_~i~0#1 % 256); 8616#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 8565#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 8562#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8560#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8550#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8555#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8551#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 8548#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8546#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8544#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8541#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8539#L84 assume !(0 == mp_add_~i~0#1 % 256); 8537#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 8535#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8533#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 8530#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8531#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8521#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8633#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8631#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8629#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 8627#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8626#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8624#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8512#L84 assume !(0 == mp_add_~i~0#1 % 256); 8621#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 8618#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8619#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 8513#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8663#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 8662#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8501#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8500#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8499#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8498#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8496#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8497#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8632#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8669#L90 assume !(0 == mp_add_~i~0#1 % 256); 8665#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 8661#L91-1 [2022-11-02 20:44:42,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:42,351 INFO L85 PathProgramCache]: Analyzing trace with hash 101863379, now seen corresponding path program 1 times [2022-11-02 20:44:42,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:42,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345849015] [2022-11-02 20:44:42,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:42,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:44:42,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:42,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345849015] [2022-11-02 20:44:42,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345849015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:42,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:42,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:44:42,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357474975] [2022-11-02 20:44:42,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:42,477 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:42,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:42,478 INFO L85 PathProgramCache]: Analyzing trace with hash 2120365381, now seen corresponding path program 1 times [2022-11-02 20:44:42,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:42,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206898592] [2022-11-02 20:44:42,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:42,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-02 20:44:42,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:42,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206898592] [2022-11-02 20:44:42,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206898592] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:42,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857004817] [2022-11-02 20:44:42,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:42,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:42,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:42,578 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:42,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-02 20:44:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:42,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:44:42,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-02 20:44:42,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:42,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857004817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:42,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:42,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-02 20:44:42,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40079961] [2022-11-02 20:44:42,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:42,720 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:42,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:42,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:44:42,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:44:42,722 INFO L87 Difference]: Start difference. First operand 224 states and 259 transitions. cyclomatic complexity: 37 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2022-11-02 20:44:43,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:43,088 INFO L93 Difference]: Finished difference Result 621 states and 718 transitions. [2022-11-02 20:44:43,088 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 621 states and 718 transitions. [2022-11-02 20:44:43,107 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 447 [2022-11-02 20:44:43,112 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 621 states to 621 states and 718 transitions. [2022-11-02 20:44:43,112 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 621 [2022-11-02 20:44:43,113 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 621 [2022-11-02 20:44:43,113 INFO L73 IsDeterministic]: Start isDeterministic. Operand 621 states and 718 transitions. [2022-11-02 20:44:43,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:43,114 INFO L218 hiAutomatonCegarLoop]: Abstraction has 621 states and 718 transitions. [2022-11-02 20:44:43,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states and 718 transitions. [2022-11-02 20:44:43,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 224. [2022-11-02 20:44:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 224 states have (on average 1.15625) internal successors, (259), 223 states have internal predecessors, (259), 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) [2022-11-02 20:44:43,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 259 transitions. [2022-11-02 20:44:43,122 INFO L240 hiAutomatonCegarLoop]: Abstraction has 224 states and 259 transitions. [2022-11-02 20:44:43,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:44:43,126 INFO L428 stractBuchiCegarLoop]: Abstraction has 224 states and 259 transitions. [2022-11-02 20:44:43,127 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-02 20:44:43,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 224 states and 259 transitions. [2022-11-02 20:44:43,129 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:43,129 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:43,129 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:43,130 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:43,130 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:43,131 INFO L748 eck$LassoCheckResult]: Stem: 9493#ULTIMATE.startENTRY 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(15, 2); 9482#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 9475#L59 assume !(0 == mp_add_~a3~0#1 % 256); 9476#L59-1 mp_add_~nb~0#1 := 4; 9487#L69 assume !(0 == mp_add_~b3~0#1 % 256); 9489#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 9505#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9655#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 9630#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 9504#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 9496#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 9483#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 9484#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 9621#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 9620#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 9619#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 9618#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 9616#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 9615#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 9614#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 9613#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 9612#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 9610#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 9608#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9606#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 9602#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 9473#L89 [2022-11-02 20:44:43,131 INFO L750 eck$LassoCheckResult]: Loop: 9473#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 9474#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 9488#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 9480#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 9481#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 9499#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 9494#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9495#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 9503#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 9690#L90 assume !(0 == mp_add_~i~0#1 % 256); 9622#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 9570#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 9567#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 9565#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 9555#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 9560#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 9556#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 9553#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 9551#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 9549#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9546#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 9544#L84 assume !(0 == mp_add_~i~0#1 % 256); 9542#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 9540#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 9538#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 9535#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 9536#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 9526#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 9644#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 9642#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 9640#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 9638#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 9636#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9632#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 9490#L84 assume !(0 == mp_add_~i~0#1 % 256); 9491#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 9623#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 9624#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 9515#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 9514#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 9513#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 9512#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 9511#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 9510#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 9509#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 9507#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 9508#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 9633#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 9682#L90 assume !(0 == mp_add_~i~0#1 % 256); 9680#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 9678#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 9472#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 9473#L89 [2022-11-02 20:44:43,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:43,132 INFO L85 PathProgramCache]: Analyzing trace with hash 465531897, now seen corresponding path program 1 times [2022-11-02 20:44:43,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:43,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972918318] [2022-11-02 20:44:43,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:43,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:43,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:43,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972918318] [2022-11-02 20:44:43,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972918318] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:43,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051063583] [2022-11-02 20:44:43,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:43,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:43,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:43,310 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:43,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-02 20:44:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:43,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:44:43,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:43,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:43,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051063583] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:43,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:43,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2022-11-02 20:44:43,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835514494] [2022-11-02 20:44:43,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:43,705 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:43,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:43,706 INFO L85 PathProgramCache]: Analyzing trace with hash -858023099, now seen corresponding path program 2 times [2022-11-02 20:44:43,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:43,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065512715] [2022-11-02 20:44:43,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:43,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-02 20:44:43,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:43,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065512715] [2022-11-02 20:44:43,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065512715] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:43,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840286063] [2022-11-02 20:44:43,817 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:44:43,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:43,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:43,820 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:43,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-02 20:44:43,882 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:44:43,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:44:43,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:44:43,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-02 20:44:44,152 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:44,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840286063] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:44,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:44,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2022-11-02 20:44:44,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889611745] [2022-11-02 20:44:44,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:44,154 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:44,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:44,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:44:44,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:44:44,155 INFO L87 Difference]: Start difference. First operand 224 states and 259 transitions. cyclomatic complexity: 37 Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:44,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:44,441 INFO L93 Difference]: Finished difference Result 461 states and 528 transitions. [2022-11-02 20:44:44,442 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 461 states and 528 transitions. [2022-11-02 20:44:44,445 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 327 [2022-11-02 20:44:44,448 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 461 states to 461 states and 528 transitions. [2022-11-02 20:44:44,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 461 [2022-11-02 20:44:44,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 461 [2022-11-02 20:44:44,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 461 states and 528 transitions. [2022-11-02 20:44:44,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:44,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 461 states and 528 transitions. [2022-11-02 20:44:44,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states and 528 transitions. [2022-11-02 20:44:44,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 283. [2022-11-02 20:44:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 283 states have (on average 1.137809187279152) internal successors, (322), 282 states have internal predecessors, (322), 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) [2022-11-02 20:44:44,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 322 transitions. [2022-11-02 20:44:44,457 INFO L240 hiAutomatonCegarLoop]: Abstraction has 283 states and 322 transitions. [2022-11-02 20:44:44,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:44:44,458 INFO L428 stractBuchiCegarLoop]: Abstraction has 283 states and 322 transitions. [2022-11-02 20:44:44,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-02 20:44:44,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 283 states and 322 transitions. [2022-11-02 20:44:44,461 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:44,461 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:44,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:44,462 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:44,462 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:44,462 INFO L748 eck$LassoCheckResult]: Stem: 10429#ULTIMATE.startENTRY 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(15, 2); 10417#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 10409#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 10411#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 10413#L63 assume !(0 == mp_add_~a1~0#1 % 256); 10414#L59-1 mp_add_~nb~0#1 := 4; 10424#L69 assume !(0 == mp_add_~b3~0#1 % 256); 10425#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 10591#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10592#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 10651#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 10650#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 10649#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 10648#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 10647#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 10646#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 10645#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 10643#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 10644#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 10664#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 10663#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 10662#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10661#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 10620#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 10660#L90 assume !(0 == mp_add_~i~0#1 % 256); 10658#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 10656#L91-1 [2022-11-02 20:44:44,463 INFO L750 eck$LassoCheckResult]: Loop: 10656#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 10654#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 10532#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 10516#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 10641#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 10640#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 10639#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 10637#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 10430#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10431#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 10440#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 10680#L90 assume !(0 == mp_add_~i~0#1 % 256); 10679#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 10678#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 10405#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 10406#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 10482#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 10635#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 10632#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 10630#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 10628#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 10626#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10624#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 10625#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 10677#L90 assume !(0 == mp_add_~i~0#1 % 256); 10676#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 10675#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 10674#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 10500#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 10466#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 10638#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 10636#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 10633#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 10631#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 10629#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10627#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 10426#L84 assume !(0 == mp_add_~i~0#1 % 256); 10427#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 10615#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 10457#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 10456#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 10454#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 10453#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 10452#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 10451#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 10450#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 10449#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 10447#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 10448#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 10608#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 10665#L90 assume !(0 == mp_add_~i~0#1 % 256); 10659#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 10656#L91-1 [2022-11-02 20:44:44,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:44,464 INFO L85 PathProgramCache]: Analyzing trace with hash -2064453638, now seen corresponding path program 1 times [2022-11-02 20:44:44,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:44,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147774815] [2022-11-02 20:44:44,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:44,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:44:44,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:44,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147774815] [2022-11-02 20:44:44,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147774815] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:44,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:44,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:44:44,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027695701] [2022-11-02 20:44:44,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:44,625 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:44,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:44,626 INFO L85 PathProgramCache]: Analyzing trace with hash 655107877, now seen corresponding path program 1 times [2022-11-02 20:44:44,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:44,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479869056] [2022-11-02 20:44:44,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:44,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-02 20:44:44,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:44,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479869056] [2022-11-02 20:44:44,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479869056] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:44,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674183987] [2022-11-02 20:44:44,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:44,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:44,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:44,782 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:44,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-02 20:44:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:44,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:44:44,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:45,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 52 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:45,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674183987] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:45,355 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:45,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 16 [2022-11-02 20:44:45,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646482919] [2022-11-02 20:44:45,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:45,357 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:45,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:45,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:44:45,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:44:45,358 INFO L87 Difference]: Start difference. First operand 283 states and 322 transitions. cyclomatic complexity: 41 Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 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) [2022-11-02 20:44:45,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:45,930 INFO L93 Difference]: Finished difference Result 829 states and 955 transitions. [2022-11-02 20:44:45,930 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 829 states and 955 transitions. [2022-11-02 20:44:45,937 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 596 [2022-11-02 20:44:45,942 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 829 states to 829 states and 955 transitions. [2022-11-02 20:44:45,943 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 829 [2022-11-02 20:44:45,943 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 829 [2022-11-02 20:44:45,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 829 states and 955 transitions. [2022-11-02 20:44:45,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:45,945 INFO L218 hiAutomatonCegarLoop]: Abstraction has 829 states and 955 transitions. [2022-11-02 20:44:45,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states and 955 transitions. [2022-11-02 20:44:45,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 283. [2022-11-02 20:44:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 283 states have (on average 1.137809187279152) internal successors, (322), 282 states have internal predecessors, (322), 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) [2022-11-02 20:44:45,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 322 transitions. [2022-11-02 20:44:45,956 INFO L240 hiAutomatonCegarLoop]: Abstraction has 283 states and 322 transitions. [2022-11-02 20:44:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:44:45,957 INFO L428 stractBuchiCegarLoop]: Abstraction has 283 states and 322 transitions. [2022-11-02 20:44:45,957 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-02 20:44:45,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 283 states and 322 transitions. [2022-11-02 20:44:45,959 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:45,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:45,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:45,961 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:45,961 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:45,961 INFO L748 eck$LassoCheckResult]: Stem: 11874#ULTIMATE.startENTRY 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(15, 2); 11863#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 11850#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 11852#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 11854#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 11855#L59-1 mp_add_~nb~0#1 := 4; 12114#L69 assume !(0 == mp_add_~b3~0#1 % 256); 12113#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 12112#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 12111#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 12110#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 12109#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 12108#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 12107#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 12106#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 12105#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 12104#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 11869#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 11870#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 12126#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 12125#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 12124#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 12123#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 12070#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 12122#L90 assume !(0 == mp_add_~i~0#1 % 256); 12120#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 12118#L91-1 [2022-11-02 20:44:45,962 INFO L750 eck$LassoCheckResult]: Loop: 12118#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 12116#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 12024#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 11889#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 11890#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 11861#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 11862#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 11881#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 11876#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 11877#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 11885#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 12127#L90 assume !(0 == mp_add_~i~0#1 % 256); 12093#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 11956#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 11953#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 11951#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 11941#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 11946#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 11942#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 11939#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 11937#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 11935#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 11932#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 11930#L84 assume !(0 == mp_add_~i~0#1 % 256); 11928#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 11926#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 11924#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 11921#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 11922#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 11912#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 12083#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 12082#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 12081#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 12080#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 12079#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 12077#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 11872#L84 assume !(0 == mp_add_~i~0#1 % 256); 11873#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 12062#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 12063#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 11900#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 11899#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 11898#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 11897#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 11896#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 11895#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 11894#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 11892#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 11893#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 11891#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 11882#L90 assume !(0 == mp_add_~i~0#1 % 256); 11883#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 12118#L91-1 [2022-11-02 20:44:45,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:45,963 INFO L85 PathProgramCache]: Analyzing trace with hash 2011658940, now seen corresponding path program 1 times [2022-11-02 20:44:45,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:45,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465729316] [2022-11-02 20:44:45,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:45,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:44:46,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:46,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465729316] [2022-11-02 20:44:46,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465729316] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:46,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:46,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:44:46,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637293245] [2022-11-02 20:44:46,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:46,143 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:46,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:46,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2120365381, now seen corresponding path program 3 times [2022-11-02 20:44:46,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:46,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274386207] [2022-11-02 20:44:46,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:46,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-02 20:44:46,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:46,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274386207] [2022-11-02 20:44:46,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274386207] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:46,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156335040] [2022-11-02 20:44:46,257 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-02 20:44:46,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:46,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:46,260 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:46,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-02 20:44:46,317 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-02 20:44:46,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:44:46,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:44:46,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-02 20:44:46,598 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:46,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156335040] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:46,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:46,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 10 [2022-11-02 20:44:46,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126007188] [2022-11-02 20:44:46,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:46,599 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:46,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:46,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:44:46,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:46,600 INFO L87 Difference]: Start difference. First operand 283 states and 322 transitions. cyclomatic complexity: 41 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 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) [2022-11-02 20:44:47,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:47,379 INFO L93 Difference]: Finished difference Result 816 states and 941 transitions. [2022-11-02 20:44:47,379 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 816 states and 941 transitions. [2022-11-02 20:44:47,386 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 596 [2022-11-02 20:44:47,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 816 states to 816 states and 941 transitions. [2022-11-02 20:44:47,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 816 [2022-11-02 20:44:47,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 816 [2022-11-02 20:44:47,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 816 states and 941 transitions. [2022-11-02 20:44:47,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:47,394 INFO L218 hiAutomatonCegarLoop]: Abstraction has 816 states and 941 transitions. [2022-11-02 20:44:47,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states and 941 transitions. [2022-11-02 20:44:47,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 265. [2022-11-02 20:44:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 265 states have (on average 1.1433962264150943) internal successors, (303), 264 states have internal predecessors, (303), 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) [2022-11-02 20:44:47,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 303 transitions. [2022-11-02 20:44:47,404 INFO L240 hiAutomatonCegarLoop]: Abstraction has 265 states and 303 transitions. [2022-11-02 20:44:47,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:44:47,405 INFO L428 stractBuchiCegarLoop]: Abstraction has 265 states and 303 transitions. [2022-11-02 20:44:47,405 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-02 20:44:47,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 265 states and 303 transitions. [2022-11-02 20:44:47,407 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 149 [2022-11-02 20:44:47,407 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:47,407 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:47,408 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:47,408 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:47,409 INFO L748 eck$LassoCheckResult]: Stem: 13149#ULTIMATE.startENTRY 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(15, 2); 13139#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 13128#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 13130#L61 assume !(0 == mp_add_~a2~0#1 % 256); 13131#L59-1 mp_add_~nb~0#1 := 4; 13144#L69 assume !(0 == mp_add_~b3~0#1 % 256); 13146#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 13161#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13317#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 13316#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 13315#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 13314#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 13313#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 13312#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13311#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 13310#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13309#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13308#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13306#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 13305#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 13304#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13303#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13302#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13301#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13300#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13298#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13297#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 13135#L89 [2022-11-02 20:44:47,409 INFO L750 eck$LassoCheckResult]: Loop: 13135#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 13136#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13145#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 13137#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13138#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13156#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13151#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13152#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13160#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13379#L90 assume !(0 == mp_add_~i~0#1 % 256); 13368#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13230#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 13227#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13225#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 13215#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13220#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13216#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 13213#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13211#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13209#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13206#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 13204#L84 assume !(0 == mp_add_~i~0#1 % 256); 13202#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 13200#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 13198#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 13195#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13189#L90 assume !(0 == mp_add_~i~0#1 % 256); 13192#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13190#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13187#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 13185#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 13184#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13183#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13182#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13181#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 13180#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13179#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13178#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13176#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 13175#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 13385#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13170#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13169#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13168#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13167#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13165#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13166#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13351#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13390#L90 assume !(0 == mp_add_~i~0#1 % 256); 13389#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 13133#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13134#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13135#L89 [2022-11-02 20:44:47,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:47,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1870547771, now seen corresponding path program 1 times [2022-11-02 20:44:47,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:47,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201489496] [2022-11-02 20:44:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:47,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:47,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:47,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201489496] [2022-11-02 20:44:47,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201489496] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:47,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026350556] [2022-11-02 20:44:47,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:47,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:47,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:47,578 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:47,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-02 20:44:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:47,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:44:47,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:47,934 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:48,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026350556] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:48,249 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:48,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 5] total 11 [2022-11-02 20:44:48,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327189560] [2022-11-02 20:44:48,250 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:48,250 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:44:48,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:48,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1903401083, now seen corresponding path program 1 times [2022-11-02 20:44:48,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:48,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660730242] [2022-11-02 20:44:48,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:48,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 45 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-02 20:44:48,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:48,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660730242] [2022-11-02 20:44:48,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660730242] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:48,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218865815] [2022-11-02 20:44:48,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:48,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:48,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:48,418 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:48,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-02 20:44:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:48,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:44:48,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-02 20:44:48,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:48,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218865815] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:48,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:48,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2022-11-02 20:44:48,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213965084] [2022-11-02 20:44:48,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:48,580 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:48,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:48,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:44:48,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:44:48,582 INFO L87 Difference]: Start difference. First operand 265 states and 303 transitions. cyclomatic complexity: 40 Second operand has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 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) [2022-11-02 20:44:49,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:49,157 INFO L93 Difference]: Finished difference Result 339 states and 378 transitions. [2022-11-02 20:44:49,157 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 339 states and 378 transitions. [2022-11-02 20:44:49,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 219 [2022-11-02 20:44:49,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 339 states to 335 states and 374 transitions. [2022-11-02 20:44:49,163 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 335 [2022-11-02 20:44:49,163 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 335 [2022-11-02 20:44:49,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 335 states and 374 transitions. [2022-11-02 20:44:49,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:49,164 INFO L218 hiAutomatonCegarLoop]: Abstraction has 335 states and 374 transitions. [2022-11-02 20:44:49,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states and 374 transitions. [2022-11-02 20:44:49,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 263. [2022-11-02 20:44:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 263 states have (on average 1.1406844106463878) internal successors, (300), 262 states have internal predecessors, (300), 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) [2022-11-02 20:44:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 300 transitions. [2022-11-02 20:44:49,170 INFO L240 hiAutomatonCegarLoop]: Abstraction has 263 states and 300 transitions. [2022-11-02 20:44:49,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:44:49,171 INFO L428 stractBuchiCegarLoop]: Abstraction has 263 states and 300 transitions. [2022-11-02 20:44:49,171 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-02 20:44:49,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 263 states and 300 transitions. [2022-11-02 20:44:49,173 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 183 [2022-11-02 20:44:49,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:49,174 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:49,175 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:49,175 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:49,175 INFO L748 eck$LassoCheckResult]: Stem: 14094#ULTIMATE.startENTRY 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(15, 2); 14082#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 14075#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 14077#L61 assume !(0 == mp_add_~a2~0#1 % 256); 14078#L59-1 mp_add_~nb~0#1 := 4; 14089#L69 assume !(0 == mp_add_~b3~0#1 % 256); 14090#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 14235#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 14234#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 14233#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 14232#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 14231#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 14230#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 14229#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 14228#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 14227#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 14226#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 14225#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 14223#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 14224#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 14088#L99-1 [2022-11-02 20:44:49,175 INFO L750 eck$LassoCheckResult]: Loop: 14088#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 14080#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 14081#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 14100#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 14300#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 14105#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 14106#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 14102#L90 assume !(0 == mp_add_~i~0#1 % 256); 14103#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 14073#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 14071#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 14072#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 14074#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 14111#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 14259#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 14255#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 14251#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 14250#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 14247#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 14248#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 14323#L90 assume !(0 == mp_add_~i~0#1 % 256); 14322#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 14194#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 14193#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 14192#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 14154#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 14191#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 14190#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 14189#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 14188#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 14187#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 14186#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 14185#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 14184#L90 assume !(0 == mp_add_~i~0#1 % 256); 14183#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 14182#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 14181#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 14180#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 14136#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 14179#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 14178#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 14177#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 14176#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 14175#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 14173#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 14127#L84 assume !(0 == mp_add_~i~0#1 % 256); 14166#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 14142#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 14143#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 14298#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 14299#L90 assume !(0 == mp_add_~i~0#1 % 256); 14310#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 14309#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 14308#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 14307#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 14306#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 14088#L99-1 [2022-11-02 20:44:49,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:49,176 INFO L85 PathProgramCache]: Analyzing trace with hash -344544054, now seen corresponding path program 1 times [2022-11-02 20:44:49,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:49,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323628017] [2022-11-02 20:44:49,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:49,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:49,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:49,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:49,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:49,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1955005583, now seen corresponding path program 1 times [2022-11-02 20:44:49,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:49,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520585662] [2022-11-02 20:44:49,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:49,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:49,387 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-02 20:44:49,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:49,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520585662] [2022-11-02 20:44:49,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520585662] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:49,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442385013] [2022-11-02 20:44:49,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:49,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:49,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:49,392 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:49,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-02 20:44:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:49,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:44:49,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:49,596 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-02 20:44:49,596 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:49,750 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-02 20:44:49,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442385013] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:49,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:44:49,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 7 [2022-11-02 20:44:49,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771272230] [2022-11-02 20:44:49,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:49,752 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:49,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:49,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:44:49,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:49,754 INFO L87 Difference]: Start difference. First operand 263 states and 300 transitions. cyclomatic complexity: 39 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-11-02 20:44:49,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:49,953 INFO L93 Difference]: Finished difference Result 391 states and 440 transitions. [2022-11-02 20:44:49,953 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 391 states and 440 transitions. [2022-11-02 20:44:49,956 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 250 [2022-11-02 20:44:49,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 391 states to 386 states and 433 transitions. [2022-11-02 20:44:49,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 386 [2022-11-02 20:44:49,959 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 386 [2022-11-02 20:44:49,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 386 states and 433 transitions. [2022-11-02 20:44:49,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:49,959 INFO L218 hiAutomatonCegarLoop]: Abstraction has 386 states and 433 transitions. [2022-11-02 20:44:49,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states and 433 transitions. [2022-11-02 20:44:49,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 358. [2022-11-02 20:44:49,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 358 states have (on average 1.1312849162011174) internal successors, (405), 357 states have internal predecessors, (405), 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) [2022-11-02 20:44:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 405 transitions. [2022-11-02 20:44:49,967 INFO L240 hiAutomatonCegarLoop]: Abstraction has 358 states and 405 transitions. [2022-11-02 20:44:49,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:44:49,968 INFO L428 stractBuchiCegarLoop]: Abstraction has 358 states and 405 transitions. [2022-11-02 20:44:49,968 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-02 20:44:49,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 358 states and 405 transitions. [2022-11-02 20:44:49,971 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 235 [2022-11-02 20:44:49,972 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:49,972 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:49,973 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:49,973 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:49,973 INFO L748 eck$LassoCheckResult]: Stem: 15091#ULTIMATE.startENTRY 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(15, 2); 15079#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 15067#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 15069#L61 assume !(0 == mp_add_~a2~0#1 % 256); 15070#L59-1 mp_add_~nb~0#1 := 4; 15087#L69 assume !(0 == mp_add_~b3~0#1 % 256); 15088#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 15276#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 15275#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 15274#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 15273#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 15272#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 15271#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 15270#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 15269#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 15268#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 15267#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 15266#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 15264#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 15265#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 15363#L99-1 [2022-11-02 20:44:49,974 INFO L750 eck$LassoCheckResult]: Loop: 15363#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 15362#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 15361#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 15288#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 15286#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 15284#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 15257#L84 assume !(0 == mp_add_~i~0#1 % 256); 15236#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 15130#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 15234#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 15232#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 15230#L90 assume !(0 == mp_add_~i~0#1 % 256); 15228#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 15226#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 15225#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 15222#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 15220#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 15218#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 15216#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 15214#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 15211#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 15208#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 15204#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 15200#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 15197#L90 assume !(0 == mp_add_~i~0#1 % 256); 15194#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 15192#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 15189#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 15185#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 15186#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 15191#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 15188#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 15184#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 15181#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 15178#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 15174#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 15175#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 15235#L90 assume !(0 == mp_add_~i~0#1 % 256); 15233#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 15231#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 15229#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 15227#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 15149#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 15224#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 15221#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 15219#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 15217#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 15215#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 15212#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 15137#L84 assume !(0 == mp_add_~i~0#1 % 256); 15210#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 15125#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 15126#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 15119#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 15120#L90 assume !(0 == mp_add_~i~0#1 % 256); 15372#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 15369#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 15367#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 15368#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 15364#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 15363#L99-1 [2022-11-02 20:44:49,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:49,974 INFO L85 PathProgramCache]: Analyzing trace with hash -344544054, now seen corresponding path program 2 times [2022-11-02 20:44:49,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:49,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276551192] [2022-11-02 20:44:49,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:49,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:50,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:50,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:50,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:50,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1756400579, now seen corresponding path program 1 times [2022-11-02 20:44:50,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:50,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499576474] [2022-11-02 20:44:50,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:50,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-02 20:44:50,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:50,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499576474] [2022-11-02 20:44:50,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499576474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:50,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:50,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:44:50,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185294911] [2022-11-02 20:44:50,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:50,276 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:44:50,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:50,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:44:50,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:44:50,277 INFO L87 Difference]: Start difference. First operand 358 states and 405 transitions. cyclomatic complexity: 50 Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 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) [2022-11-02 20:44:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:50,865 INFO L93 Difference]: Finished difference Result 535 states and 602 transitions. [2022-11-02 20:44:50,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 535 states and 602 transitions. [2022-11-02 20:44:50,869 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 377 [2022-11-02 20:44:50,878 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 535 states to 532 states and 598 transitions. [2022-11-02 20:44:50,879 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 532 [2022-11-02 20:44:50,879 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 532 [2022-11-02 20:44:50,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 532 states and 598 transitions. [2022-11-02 20:44:50,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:44:50,881 INFO L218 hiAutomatonCegarLoop]: Abstraction has 532 states and 598 transitions. [2022-11-02 20:44:50,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states and 598 transitions. [2022-11-02 20:44:50,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 471. [2022-11-02 20:44:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 471 states, 471 states have (on average 1.1358811040339702) internal successors, (535), 470 states have internal predecessors, (535), 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) [2022-11-02 20:44:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 535 transitions. [2022-11-02 20:44:50,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 471 states and 535 transitions. [2022-11-02 20:44:50,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:44:50,895 INFO L428 stractBuchiCegarLoop]: Abstraction has 471 states and 535 transitions. [2022-11-02 20:44:50,895 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-02 20:44:50,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 471 states and 535 transitions. [2022-11-02 20:44:50,899 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 348 [2022-11-02 20:44:50,899 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:44:50,899 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:44:50,900 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:50,900 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:50,900 INFO L748 eck$LassoCheckResult]: Stem: 16007#ULTIMATE.startENTRY 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(15, 2); 15996#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 15985#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 15987#L61 assume !(0 == mp_add_~a2~0#1 % 256); 15988#L59-1 mp_add_~nb~0#1 := 4; 16001#L69 assume !(0 == mp_add_~b3~0#1 % 256); 16004#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 16272#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 16271#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 16270#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 16269#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 16268#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 16267#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 16266#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 16264#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 16263#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 16262#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 16261#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 16255#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 16256#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 16392#L99-1 [2022-11-02 20:44:50,900 INFO L750 eck$LassoCheckResult]: Loop: 16392#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 16391#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 16348#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 16226#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 16227#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 16188#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 16187#L84 assume !(0 == mp_add_~i~0#1 % 256); 16185#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 16049#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 16184#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 16183#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 16182#L90 assume !(0 == mp_add_~i~0#1 % 256); 16181#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 16180#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 16179#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 16177#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 16176#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 16175#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 16174#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 16173#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 16172#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 16171#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 16167#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 16137#L84 assume !(0 == mp_add_~i~0#1 % 256); 16133#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 16131#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 16130#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 16129#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 16128#L90 assume !(0 == mp_add_~i~0#1 % 256); 16127#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 16126#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 16125#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 16123#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 16119#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 16120#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 16110#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 16111#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 16097#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 16098#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 16075#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 16074#L84 assume !(0 == mp_add_~i~0#1 % 256); 16073#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 16072#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 16071#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 16070#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 16069#L90 assume !(0 == mp_add_~i~0#1 % 256); 16068#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 16067#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 16066#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 16064#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 16065#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 16086#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 16085#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 16084#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 16082#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 16079#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 16080#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 16051#L84 assume !(0 == mp_add_~i~0#1 % 256); 16052#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 16046#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 16047#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 16040#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 16041#L90 assume !(0 == mp_add_~i~0#1 % 256); 16404#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 16402#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 16398#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 16399#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 16395#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 16392#L99-1 [2022-11-02 20:44:50,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:50,901 INFO L85 PathProgramCache]: Analyzing trace with hash -344544054, now seen corresponding path program 3 times [2022-11-02 20:44:50,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:50,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813640898] [2022-11-02 20:44:50,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:50,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:50,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:50,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:50,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:50,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2113294201, now seen corresponding path program 1 times [2022-11-02 20:44:50,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:50,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475572891] [2022-11-02 20:44:50,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:50,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:50,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:44:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:44:51,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:44:51,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:51,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1407231938, now seen corresponding path program 1 times [2022-11-02 20:44:51,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:51,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158981326] [2022-11-02 20:44:51,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:51,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 24 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:44:51,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:51,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158981326] [2022-11-02 20:44:51,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158981326] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:51,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408506665] [2022-11-02 20:44:51,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:51,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:51,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:51,434 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:51,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-02 20:44:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:51,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:44:51,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-02 20:44:52,291 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:52,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408506665] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:52,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:52,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 13 [2022-11-02 20:44:52,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708114897] [2022-11-02 20:44:52,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:53,960 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:44:53,961 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:44:53,961 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:44:53,961 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:44:53,962 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:44:53,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:53,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:44:53,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:44:53,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration23_Loop [2022-11-02 20:44:53,963 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:44:53,963 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:44:53,988 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:54,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:54,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:54,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:54,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:54,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:55,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:44:55,176 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:44:55,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:55,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:55,182 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:55,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:44:55,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:44:55,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:44:55,290 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:44:55,290 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~a1~0#1=10381, ULTIMATE.start_mp_add_~b1~0#1=39283} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~a1~0#1=10381, ULTIMATE.start_mp_add_~b1~0#1=39283} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:44:55,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-02 20:44:55,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:55,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:55,320 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:55,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:44:55,330 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:44:55,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:44:55,436 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:44:55,436 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~r2~0#1=129, ULTIMATE.start_mp_add_~a2~0#1=-3072, ULTIMATE.start_mp_add_~b2~0#1=-65408} Honda state: {ULTIMATE.start_mp_add_~r2~0#1=129, ULTIMATE.start_mp_add_~a2~0#1=-3072, ULTIMATE.start_mp_add_~b2~0#1=-65408} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:44:55,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:55,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:55,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:55,481 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:55,496 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:44:55,496 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:44:55,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:44:55,539 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:44:55,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~a3~0#1=128, ULTIMATE.start_mp_add_~b3~0#1=0, ULTIMATE.start_mp_add_~r3~0#1=128} Honda state: {ULTIMATE.start_mp_add_~a3~0#1=128, ULTIMATE.start_mp_add_~b3~0#1=0, ULTIMATE.start_mp_add_~r3~0#1=128} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:44:55,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-11-02 20:44:55,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:55,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:55,565 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:55,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:44:55,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:44:55,573 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:44:55,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-11-02 20:44:55,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:55,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:55,688 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:55,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:44:55,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:44:55,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:44:58,259 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:44:58,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:58,266 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:44:58,266 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:44:58,266 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:44:58,266 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:44:58,266 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:44:58,267 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:58,267 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:44:58,267 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:44:58,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration23_Loop [2022-11-02 20:44:58,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:44:58,267 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:44:58,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:58,285 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:58,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:58,298 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:58,323 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:58,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:44:59,271 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:44:59,276 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:44:59,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,279 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,290 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 [2022-11-02 20:44:59,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:44:59,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,364 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,377 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 [2022-11-02 20:44:59,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:44:59,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,454 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,457 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 [2022-11-02 20:44:59,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:44:59,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,524 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:44:59,531 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 [2022-11-02 20:44:59,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,605 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:44:59,607 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 [2022-11-02 20:44:59,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,669 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:44:59,671 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 [2022-11-02 20:44:59,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:44:59,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:44:59,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,714 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:44:59,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,716 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:44:59,749 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 [2022-11-02 20:44:59,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:44:59,769 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:44:59,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,858 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:44:59,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:44:59,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:44:59,872 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:44:59,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:44:59,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:59,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:44:59,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:59,940 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:44:59,943 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 [2022-11-02 20:44:59,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:44:59,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:44:59,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:44:59,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:44:59,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:44:59,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:44:59,958 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:44:59,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:44:59,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,024 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:00,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:45:00,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,041 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:00,048 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:00,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,101 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:45:00,102 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 [2022-11-02 20:45:00,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,113 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:00,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:00,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,185 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,187 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 [2022-11-02 20:45:00,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:00,201 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:00,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:45:00,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,258 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:45:00,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,260 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,267 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 [2022-11-02 20:45:00,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:45:00,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,283 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,350 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,355 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 [2022-11-02 20:45:00,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:45:00,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,369 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,422 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,427 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 [2022-11-02 20:45:00,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:45:00,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,450 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,500 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,503 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 [2022-11-02 20:45:00,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:45:00,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:45:00,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,557 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:45:00,558 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 [2022-11-02 20:45:00,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,576 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,608 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,619 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 [2022-11-02 20:45:00,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:45:00,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:00,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:00,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 20:45:00,662 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:45:00,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,664 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:45:00,668 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 [2022-11-02 20:45:00,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,681 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:00,687 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:00,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:45:00,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,725 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:45:00,730 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 [2022-11-02 20:45:00,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,743 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:00,745 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:00,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:00,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,782 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:45:00,783 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 [2022-11-02 20:45:00,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:00,810 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:00,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:45:00,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,856 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:45:00,857 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 [2022-11-02 20:45:00,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,871 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:00,884 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:00,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:00,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:45:00,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:00,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:00,927 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:00,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:45:00,928 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 [2022-11-02 20:45:00,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:00,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:00,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:00,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:00,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:00,951 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:00,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:00,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,005 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:45:01,006 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 [2022-11-02 20:45:01,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:01,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:01,020 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:01,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,053 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:45:01,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,055 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:45:01,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:01,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,070 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,071 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-02 20:45:01,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,116 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:45:01,118 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 [2022-11-02 20:45:01,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,131 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,131 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,133 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-02 20:45:01,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,180 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:45:01,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:01,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,194 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,195 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,207 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,280 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,283 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 [2022-11-02 20:45:01,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:45:01,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,311 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,385 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,393 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 [2022-11-02 20:45:01,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:45:01,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,410 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,411 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,487 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,495 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 [2022-11-02 20:45:01,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:45:01,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,511 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:01,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,512 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:01,526 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:01,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,584 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:45:01,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,586 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,591 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 [2022-11-02 20:45:01,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:45:01,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,608 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:01,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:01,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:01,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,683 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,687 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 [2022-11-02 20:45:01,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:45:01,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,703 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:01,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:01,705 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:01,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 20:45:01,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,742 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:45:01,744 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 [2022-11-02 20:45:01,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,756 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:01,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:01,767 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:01,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:01,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,836 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:45:01,838 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 [2022-11-02 20:45:01,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,850 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:01,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:01,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:01,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:01,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-02 20:45:01,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:01,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:01,937 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:01,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:45:01,938 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 [2022-11-02 20:45:01,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:01,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:01,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:01,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:01,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:01,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:01,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:01,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:01,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,039 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,043 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 [2022-11-02 20:45:02,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:45:02,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,059 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:02,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:02,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:02,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,118 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:45:02,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,119 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,123 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 [2022-11-02 20:45:02,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:45:02,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,139 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,215 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,218 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 [2022-11-02 20:45:02,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:45:02,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,237 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,292 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,295 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 [2022-11-02 20:45:02,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:45:02,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,312 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,312 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,403 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,406 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 [2022-11-02 20:45:02,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:45:02,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,424 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,441 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,525 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:02,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:45:02,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,626 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,629 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 [2022-11-02 20:45:02,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,643 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:02,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,644 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:02,645 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:02,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:45:02,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,704 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:45:02,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,706 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,711 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 [2022-11-02 20:45:02,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:45:02,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:02,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:02,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:02,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,785 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,788 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 [2022-11-02 20:45:02,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,800 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:02,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:02,802 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:02,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:45:02,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,861 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,863 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 [2022-11-02 20:45:02,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:45:02,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,879 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:02,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,879 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:02,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:02,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:02,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:02,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:02,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,958 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,964 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 [2022-11-02 20:45:02,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:45:02,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:02,979 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:02,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:02,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:02,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:02,980 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:02,990 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:02,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-02 20:45:03,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,054 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:45:03,056 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 [2022-11-02 20:45:03,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,070 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:03,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:03,079 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:03,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,148 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,155 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 [2022-11-02 20:45:03,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:45:03,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,171 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:03,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:03,173 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:03,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,230 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:45:03,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,232 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:03,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:45:03,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,255 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,255 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,327 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,330 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 [2022-11-02 20:45:03,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:45:03,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,345 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,404 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,405 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 [2022-11-02 20:45:03,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:45:03,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,421 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,503 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,505 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 [2022-11-02 20:45:03,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:45:03,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,521 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,522 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,611 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,614 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 [2022-11-02 20:45:03,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:45:03,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,630 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,631 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:03,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:03,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:03,706 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:03,708 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 [2022-11-02 20:45:03,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-02 20:45:03,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:03,725 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:03,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:03,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:03,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:03,725 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:03,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:03,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:03,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:03,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-02 20:45:03,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:03,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:45:03,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:45:03,781 INFO L87 Difference]: Start difference. First operand 471 states and 535 transitions. cyclomatic complexity: 68 Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 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) [2022-11-02 20:45:04,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:04,019 INFO L93 Difference]: Finished difference Result 454 states and 505 transitions. [2022-11-02 20:45:04,019 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 454 states and 505 transitions. [2022-11-02 20:45:04,022 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 324 [2022-11-02 20:45:04,025 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 454 states to 451 states and 500 transitions. [2022-11-02 20:45:04,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 451 [2022-11-02 20:45:04,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 451 [2022-11-02 20:45:04,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 451 states and 500 transitions. [2022-11-02 20:45:04,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:04,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 451 states and 500 transitions. [2022-11-02 20:45:04,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states and 500 transitions. [2022-11-02 20:45:04,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 426. [2022-11-02 20:45:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 426 states have (on average 1.1150234741784038) internal successors, (475), 425 states have internal predecessors, (475), 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) [2022-11-02 20:45:04,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 475 transitions. [2022-11-02 20:45:04,036 INFO L240 hiAutomatonCegarLoop]: Abstraction has 426 states and 475 transitions. [2022-11-02 20:45:04,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:45:04,037 INFO L428 stractBuchiCegarLoop]: Abstraction has 426 states and 475 transitions. [2022-11-02 20:45:04,037 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-02 20:45:04,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 426 states and 475 transitions. [2022-11-02 20:45:04,040 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 307 [2022-11-02 20:45:04,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:04,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:04,041 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:04,042 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:04,042 INFO L748 eck$LassoCheckResult]: Stem: 17210#ULTIMATE.startENTRY 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(15, 2); 17201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 17189#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 17191#L61 assume !(0 == mp_add_~a2~0#1 % 256); 17192#L59-1 mp_add_~nb~0#1 := 4; 17206#L69 assume !(0 == mp_add_~b3~0#1 % 256); 17207#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 17406#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17407#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 17208#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 17209#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 17213#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 17202#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 17203#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17510#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 17509#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 17508#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 17507#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 17505#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 17501#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 17500#L99-1 [2022-11-02 20:45:04,042 INFO L750 eck$LassoCheckResult]: Loop: 17500#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 17499#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 17498#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 17359#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 17360#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17455#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 17353#L84 assume !(0 == mp_add_~i~0#1 % 256); 17354#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 17229#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 17345#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 17341#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17342#L90 assume !(0 == mp_add_~i~0#1 % 256); 17337#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 17338#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 17333#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 17334#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 17453#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 17452#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 17451#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 17449#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 17447#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 17444#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17443#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 17299#L84 assume !(0 == mp_add_~i~0#1 % 256); 17241#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 17242#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 17226#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 17292#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17291#L90 assume !(0 == mp_add_~i~0#1 % 256); 17290#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 17289#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 17288#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 17286#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 17284#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 17285#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 17280#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 17281#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 17276#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 17277#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17263#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 17262#L84 assume !(0 == mp_add_~i~0#1 % 256); 17261#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 17260#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 17259#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 17258#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17257#L90 assume !(0 == mp_add_~i~0#1 % 256); 17256#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 17255#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 17254#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 17252#L89 assume mp_add_~partial_sum~0#1 % 65536 > 255;mp_add_~partial_sum~0#1 := (if 0 == mp_add_~partial_sum~0#1 % 65536 then 0 else (if 1 == mp_add_~partial_sum~0#1 % 65536 then 1 else ~bitwiseAnd(mp_add_~partial_sum~0#1 % 65536, 255)));mp_add_~carry~0#1 := 1; 17251#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 17250#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 17249#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 17248#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 17247#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 17246#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17243#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 17245#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17327#L90 assume !(0 == mp_add_~i~0#1 % 256); 17328#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 17323#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 17322#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 17321#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 17320#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 17318#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 17319#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 17352#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 17351#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 17350#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 17348#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 17349#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 17497#L90 assume !(0 == mp_add_~i~0#1 % 256); 17493#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 17494#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 17504#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 17503#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 17502#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 17500#L99-1 [2022-11-02 20:45:04,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:04,043 INFO L85 PathProgramCache]: Analyzing trace with hash -344544054, now seen corresponding path program 4 times [2022-11-02 20:45:04,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:04,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65770998] [2022-11-02 20:45:04,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:04,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:04,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:04,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:04,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1749470518, now seen corresponding path program 1 times [2022-11-02 20:45:04,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:04,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062872698] [2022-11-02 20:45:04,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:04,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:04,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:04,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:04,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:04,132 INFO L85 PathProgramCache]: Analyzing trace with hash -2123319539, now seen corresponding path program 1 times [2022-11-02 20:45:04,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:04,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202681563] [2022-11-02 20:45:04,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:04,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 80 proven. 113 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-02 20:45:04,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:04,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202681563] [2022-11-02 20:45:04,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202681563] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:45:04,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075722644] [2022-11-02 20:45:04,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:04,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:45:04,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:04,695 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:45:04,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Waiting until timeout for monitored process [2022-11-02 20:45:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:04,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:45:04,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-02 20:45:05,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:45:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 79 proven. 57 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-02 20:45:05,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075722644] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:45:05,666 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:45:05,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 20 [2022-11-02 20:45:05,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044873868] [2022-11-02 20:45:05,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:45:07,761 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:07,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:07,762 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:07,762 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:07,762 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:45:07,762 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:07,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:07,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:07,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration24_Loop [2022-11-02 20:45:07,762 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:07,762 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:07,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,802 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:07,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:08,896 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:08,897 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:45:08,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:08,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:08,903 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:08,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-02 20:45:08,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:08,905 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:09,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:09,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:09,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:09,016 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:09,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-02 20:45:09,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:45:09,018 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:10,119 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:45:10,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-02 20:45:10,125 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:10,125 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:10,126 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:10,126 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:10,126 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:10,126 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:10,126 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:10,126 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:10,126 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration24_Loop [2022-11-02 20:45:10,126 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:10,126 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:10,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,195 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:10,210 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:11,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:11,230 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:11,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,237 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-02 20:45:11,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:11,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,275 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-02 20:45:11,277 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 [2022-11-02 20:45:11,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,322 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-02 20:45:11,324 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 [2022-11-02 20:45:11,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,360 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-02 20:45:11,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:11,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,405 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-02 20:45:11,406 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 [2022-11-02 20:45:11,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,445 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-02 20:45:11,447 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 [2022-11-02 20:45:11,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,488 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-02 20:45:11,489 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 [2022-11-02 20:45:11,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:11,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:11,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,523 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:45:11,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,524 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-02 20:45:11,528 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 [2022-11-02 20:45:11,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,538 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,539 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-02 20:45:11,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,565 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-02 20:45:11,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:11,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,581 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,593 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,624 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-02 20:45:11,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:11,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,637 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-02 20:45:11,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,667 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-02 20:45:11,669 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 [2022-11-02 20:45:11,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,684 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,716 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-02 20:45:11,717 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 [2022-11-02 20:45:11,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,727 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,729 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,758 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-02 20:45:11,759 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 [2022-11-02 20:45:11,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,770 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,775 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,826 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-02 20:45:11,827 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 [2022-11-02 20:45:11,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,838 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:11,838 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:11,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-02 20:45:11,864 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:45:11,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,865 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-02 20:45:11,867 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 [2022-11-02 20:45:11,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:11,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:11,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:11,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,917 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-02 20:45:11,919 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 [2022-11-02 20:45:11,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:11,937 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:11,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:11,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-02 20:45:11,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:11,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:11,971 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:11,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-02 20:45:11,972 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 [2022-11-02 20:45:11,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:11,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:11,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:11,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:11,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:11,984 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:11,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:11,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-02 20:45:12,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,016 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-02 20:45:12,017 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 [2022-11-02 20:45:12,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:12,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:12,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,065 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-02 20:45:12,066 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 [2022-11-02 20:45:12,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:12,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:12,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-02 20:45:12,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,109 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-02 20:45:12,110 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 [2022-11-02 20:45:12,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:12,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:12,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-11-02 20:45:12,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,160 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-02 20:45:12,162 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 [2022-11-02 20:45:12,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:12,173 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:12,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-11-02 20:45:12,198 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:45:12,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,199 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-02 20:45:12,201 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 [2022-11-02 20:45:12,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,213 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-02 20:45:12,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,241 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-02 20:45:12,243 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 [2022-11-02 20:45:12,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,255 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,265 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-02 20:45:12,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,304 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-02 20:45:12,305 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 [2022-11-02 20:45:12,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,317 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,344 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-02 20:45:12,346 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 [2022-11-02 20:45:12,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,358 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,410 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-02 20:45:12,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:12,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,425 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,429 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-02 20:45:12,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,485 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-02 20:45:12,487 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 [2022-11-02 20:45:12,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,499 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,506 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,584 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,591 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 [2022-11-02 20:45:12,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-02 20:45:12,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:12,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,607 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:12,608 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:12,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-11-02 20:45:12,638 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:45:12,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,639 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-02 20:45:12,640 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 [2022-11-02 20:45:12,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,653 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,654 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,683 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-02 20:45:12,685 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 [2022-11-02 20:45:12,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,706 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-02 20:45:12,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,750 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-02 20:45:12,752 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 [2022-11-02 20:45:12,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,764 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-11-02 20:45:12,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,798 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-02 20:45:12,800 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 [2022-11-02 20:45:12,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,813 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,819 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,858 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-02 20:45:12,859 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 [2022-11-02 20:45:12,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,872 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,875 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-02 20:45:12,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,911 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-02 20:45:12,913 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 [2022-11-02 20:45:12,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,925 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,930 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:12,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:12,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:12,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:12,974 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:12,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-02 20:45:12,976 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 [2022-11-02 20:45:12,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:12,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:12,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:12,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:12,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:12,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:12,989 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:12,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:12,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-11-02 20:45:13,054 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:45:13,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,055 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-02 20:45:13,056 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 [2022-11-02 20:45:13,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,067 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,068 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-11-02 20:45:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,094 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-02 20:45:13,095 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 [2022-11-02 20:45:13,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,106 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,115 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-02 20:45:13,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,174 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-02 20:45:13,175 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 [2022-11-02 20:45:13,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,187 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,218 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-02 20:45:13,219 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 [2022-11-02 20:45:13,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,231 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,239 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,293 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-02 20:45:13,294 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 [2022-11-02 20:45:13,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,307 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,312 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-11-02 20:45:13,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,406 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-02 20:45:13,407 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 [2022-11-02 20:45:13,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,420 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-02 20:45:13,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,466 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-02 20:45:13,467 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 [2022-11-02 20:45:13,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,479 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:13,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:13,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:13,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,565 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:45:13,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,567 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-02 20:45:13,568 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 [2022-11-02 20:45:13,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,581 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,618 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-02 20:45:13,620 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 [2022-11-02 20:45:13,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,633 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,647 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-11-02 20:45:13,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,707 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,709 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 [2022-11-02 20:45:13,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-02 20:45:13,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,721 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,724 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-11-02 20:45:13,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,756 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-02 20:45:13,757 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 [2022-11-02 20:45:13,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,770 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,786 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,831 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-02 20:45:13,833 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 [2022-11-02 20:45:13,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,851 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-11-02 20:45:13,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,894 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,898 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 [2022-11-02 20:45:13,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-02 20:45:13,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,921 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:13,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:13,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:13,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:13,969 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:13,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-02 20:45:13,972 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 [2022-11-02 20:45:13,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:13,984 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:13,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:13,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:13,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:13,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:13,988 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:13,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:13,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,021 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:45:14,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,023 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-02 20:45:14,029 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 [2022-11-02 20:45:14,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,045 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,045 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,046 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,110 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-02 20:45:14,117 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 [2022-11-02 20:45:14,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,130 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,140 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-11-02 20:45:14,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,183 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-02 20:45:14,184 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 [2022-11-02 20:45:14,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,198 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-02 20:45:14,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,233 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-02 20:45:14,235 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 [2022-11-02 20:45:14,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-11-02 20:45:14,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,293 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-02 20:45:14,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:14,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,308 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,312 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,348 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-02 20:45:14,349 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 [2022-11-02 20:45:14,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,368 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,405 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-02 20:45:14,407 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 [2022-11-02 20:45:14,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,419 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:14,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:14,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:14,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-02 20:45:14,449 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:45:14,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,450 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-02 20:45:14,451 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 [2022-11-02 20:45:14,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,464 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,513 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-02 20:45:14,514 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 [2022-11-02 20:45:14,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,527 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,528 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,594 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-02 20:45:14,596 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 [2022-11-02 20:45:14,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,610 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,644 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-02 20:45:14,645 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 [2022-11-02 20:45:14,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,658 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-11-02 20:45:14,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,711 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-02 20:45:14,713 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 [2022-11-02 20:45:14,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-02 20:45:14,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,774 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-02 20:45:14,776 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 [2022-11-02 20:45:14,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,788 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,789 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:14,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:14,839 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:14,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-02 20:45:14,842 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 [2022-11-02 20:45:14,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:14,856 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:14,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:14,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:14,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:14,856 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:14,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:14,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:14,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:14,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:14,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:14,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-02 20:45:14,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:45:14,890 INFO L87 Difference]: Start difference. First operand 426 states and 475 transitions. cyclomatic complexity: 52 Second operand has 20 states, 20 states have (on average 9.6) internal successors, (192), 20 states have internal predecessors, (192), 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) [2022-11-02 20:45:18,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:18,282 INFO L93 Difference]: Finished difference Result 675 states and 720 transitions. [2022-11-02 20:45:18,282 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 675 states and 720 transitions. [2022-11-02 20:45:18,287 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 290 [2022-11-02 20:45:18,289 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 675 states to 446 states and 485 transitions. [2022-11-02 20:45:18,290 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 446 [2022-11-02 20:45:18,290 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2022-11-02 20:45:18,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 446 states and 485 transitions. [2022-11-02 20:45:18,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:18,291 INFO L218 hiAutomatonCegarLoop]: Abstraction has 446 states and 485 transitions. [2022-11-02 20:45:18,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states and 485 transitions. [2022-11-02 20:45:18,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 398. [2022-11-02 20:45:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 398 states have (on average 1.0954773869346734) internal successors, (436), 397 states have internal predecessors, (436), 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) [2022-11-02 20:45:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 436 transitions. [2022-11-02 20:45:18,300 INFO L240 hiAutomatonCegarLoop]: Abstraction has 398 states and 436 transitions. [2022-11-02 20:45:18,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-02 20:45:18,301 INFO L428 stractBuchiCegarLoop]: Abstraction has 398 states and 436 transitions. [2022-11-02 20:45:18,301 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-11-02 20:45:18,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 398 states and 436 transitions. [2022-11-02 20:45:18,304 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 260 [2022-11-02 20:45:18,305 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:18,305 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:18,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:18,306 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:18,306 INFO L748 eck$LassoCheckResult]: Stem: 18961#ULTIMATE.startENTRY 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(15, 2); 18953#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 18947#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 18948#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 18949#L63 assume !(0 == mp_add_~a1~0#1 % 256); 18950#L59-1 mp_add_~nb~0#1 := 4; 18956#L69 assume !(0 == mp_add_~b3~0#1 % 256); 18958#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 18969#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19040#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 19038#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 19039#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 19200#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 19199#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 19198#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19197#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 19196#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19195#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19194#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19192#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19189#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 19190#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19182#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19183#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19174#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19175#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19033#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19035#L83-1 [2022-11-02 20:45:18,306 INFO L750 eck$LassoCheckResult]: Loop: 19035#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19284#L90 assume !(0 == mp_add_~i~0#1 % 256); 19282#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 19110#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19279#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19277#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19276#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19338#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 19337#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19336#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19335#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19334#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19333#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19332#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19331#L90 assume !(0 == mp_add_~i~0#1 % 256); 19330#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19329#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 19243#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 18943#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 18944#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19328#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19327#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 19326#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19325#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19324#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19323#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19322#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19321#L90 assume !(0 == mp_add_~i~0#1 % 256); 19319#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 18945#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 18946#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 19320#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19315#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19318#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19316#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19313#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 19311#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19309#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19307#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19305#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19299#L90 assume !(0 == mp_add_~i~0#1 % 256); 19302#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19300#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19244#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19296#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19295#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19270#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19271#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19264#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19265#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19258#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19259#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19252#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19253#L90 assume !(0 == mp_add_~i~0#1 % 256); 19246#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19247#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19294#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19293#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19292#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19291#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19290#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19289#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19288#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19287#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19286#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19035#L83-1 [2022-11-02 20:45:18,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:18,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1540661816, now seen corresponding path program 1 times [2022-11-02 20:45:18,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:18,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799607273] [2022-11-02 20:45:18,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:18,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:18,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:18,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:18,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799607273] [2022-11-02 20:45:18,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799607273] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:45:18,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412302017] [2022-11-02 20:45:18,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:18,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:45:18,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:18,607 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:45:18,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Waiting until timeout for monitored process [2022-11-02 20:45:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:18,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:45:18,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:19,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:19,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:45:19,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412302017] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:19,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:45:19,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-02 20:45:19,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216632516] [2022-11-02 20:45:19,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:19,984 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:19,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:19,985 INFO L85 PathProgramCache]: Analyzing trace with hash -831022264, now seen corresponding path program 1 times [2022-11-02 20:45:19,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:19,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616214953] [2022-11-02 20:45:19,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:19,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:19,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:20,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:20,971 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:20,972 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:20,972 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:20,972 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:20,972 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:45:20,972 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:20,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:20,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:20,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration25_Loop [2022-11-02 20:45:20,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:20,972 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:20,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:20,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:20,988 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,891 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:21,892 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:45:21,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:21,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:21,902 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:21,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:21,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:21,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-02 20:45:21,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:45:21,958 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~r1~0#1=102, ULTIMATE.start_mp_add_~partial_sum~0#1=0, ULTIMATE.start_mp_add_~b1~0#1=19558} Honda state: {ULTIMATE.start_mp_add_~r1~0#1=102, ULTIMATE.start_mp_add_~partial_sum~0#1=0, ULTIMATE.start_mp_add_~b1~0#1=19558} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:45:21,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-02 20:45:21,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:21,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:21,985 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:21,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-02 20:45:21,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:21,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:22,016 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:45:22,016 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~r3~0#1=192, ULTIMATE.start_mp_add_~b3~0#1=192} Honda state: {ULTIMATE.start_mp_add_~r3~0#1=192, ULTIMATE.start_mp_add_~b3~0#1=192} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:45:22,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-11-02 20:45:22,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:22,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:22,044 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:22,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-02 20:45:22,063 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:22,063 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:22,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-02 20:45:22,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:22,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:22,188 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:22,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-02 20:45:22,189 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:45:22,189 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:23,845 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:45:23,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-02 20:45:23,850 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:23,850 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:23,850 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:23,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:23,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:23,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:23,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:23,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration25_Loop [2022-11-02 20:45:23,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:23,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:23,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,773 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:24,773 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:24,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,775 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,778 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 [2022-11-02 20:45:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-02 20:45:24,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-02 20:45:24,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,856 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-02 20:45:24,858 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 [2022-11-02 20:45:24,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,904 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-02 20:45:24,905 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 [2022-11-02 20:45:24,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,960 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-02 20:45:24,961 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 [2022-11-02 20:45:24,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-11-02 20:45:25,007 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:45:25,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,008 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-02 20:45:25,011 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 [2022-11-02 20:45:25,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,023 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,027 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-11-02 20:45:25,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,060 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-02 20:45:25,061 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 [2022-11-02 20:45:25,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,075 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-11-02 20:45:25,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,105 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-02 20:45:25,106 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 [2022-11-02 20:45:25,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,124 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2022-11-02 20:45:25,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,157 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-02 20:45:25,158 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 [2022-11-02 20:45:25,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,169 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,172 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-11-02 20:45:25,202 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:45:25,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,203 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-02 20:45:25,205 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 [2022-11-02 20:45:25,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-02 20:45:25,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,253 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-02 20:45:25,254 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 [2022-11-02 20:45:25,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,265 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-02 20:45:25,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,296 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-02 20:45:25,297 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 [2022-11-02 20:45:25,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,317 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-02 20:45:25,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,350 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-02 20:45:25,351 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 [2022-11-02 20:45:25,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,367 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-11-02 20:45:25,434 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:45:25,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,435 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-02 20:45:25,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,448 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:25,453 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:25,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,484 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,486 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 [2022-11-02 20:45:25,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-02 20:45:25,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,499 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:25,501 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:25,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,530 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-02 20:45:25,531 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 [2022-11-02 20:45:25,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:25,551 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:25,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2022-11-02 20:45:25,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,588 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-02 20:45:25,589 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 [2022-11-02 20:45:25,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,600 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:25,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:25,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,635 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:45:25,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,636 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-02 20:45:25,637 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 [2022-11-02 20:45:25,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:25,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,648 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,652 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,685 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-02 20:45:25,687 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 [2022-11-02 20:45:25,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:25,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,700 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,730 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-02 20:45:25,732 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 [2022-11-02 20:45:25,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,743 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:25,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,744 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2022-11-02 20:45:25,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,788 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-02 20:45:25,789 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 [2022-11-02 20:45:25,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,800 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:25,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,800 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:25,804 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:25,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2022-11-02 20:45:25,834 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:45:25,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,835 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-02 20:45:25,837 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 [2022-11-02 20:45:25,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,847 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:25,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,852 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,888 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-02 20:45:25,889 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 [2022-11-02 20:45:25,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,901 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:25,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,901 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2022-11-02 20:45:25,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,937 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-02 20:45:25,938 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 [2022-11-02 20:45:25,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:25,949 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:25,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:25,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:25,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,002 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-11-02 20:45:26,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,014 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:26,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,015 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:26,020 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:26,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,057 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:45:26,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,058 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-11-02 20:45:26,060 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 [2022-11-02 20:45:26,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,071 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,071 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:26,078 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:26,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,119 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-02 20:45:26,121 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 [2022-11-02 20:45:26,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,133 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:26,136 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:26,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,171 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-02 20:45:26,172 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 [2022-11-02 20:45:26,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,184 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:26,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:26,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,248 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-02 20:45:26,251 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 [2022-11-02 20:45:26,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,262 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,262 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:26,269 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:26,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,308 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:45:26,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,309 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-02 20:45:26,310 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 [2022-11-02 20:45:26,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,321 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:26,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:26,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:26,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-02 20:45:26,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,357 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-02 20:45:26,358 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 [2022-11-02 20:45:26,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,368 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:26,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,369 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:26,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:26,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2022-11-02 20:45:26,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,400 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-02 20:45:26,401 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 [2022-11-02 20:45:26,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:26,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:26,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:26,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-11-02 20:45:26,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,467 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-02 20:45:26,468 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 [2022-11-02 20:45:26,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:26,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:26,484 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:26,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-02 20:45:26,533 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:45:26,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,534 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-02 20:45:26,535 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 [2022-11-02 20:45:26,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,546 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:26,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-02 20:45:26,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,603 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-02 20:45:26,605 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 [2022-11-02 20:45:26,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,616 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:26,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2022-11-02 20:45:26,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,674 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-02 20:45:26,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,685 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,686 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:26,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-11-02 20:45:26,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,759 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,763 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 [2022-11-02 20:45:26,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-02 20:45:26,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:26,776 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:26,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:26,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,776 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:26,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:26,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-11-02 20:45:26,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:26,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:45:26,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:45:26,856 INFO L87 Difference]: Start difference. First operand 398 states and 436 transitions. cyclomatic complexity: 42 Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:45:26,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:26,879 INFO L93 Difference]: Finished difference Result 428 states and 467 transitions. [2022-11-02 20:45:26,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 428 states and 467 transitions. [2022-11-02 20:45:26,882 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 260 [2022-11-02 20:45:26,884 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 428 states to 428 states and 467 transitions. [2022-11-02 20:45:26,885 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 428 [2022-11-02 20:45:26,885 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 428 [2022-11-02 20:45:26,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 428 states and 467 transitions. [2022-11-02 20:45:26,886 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:26,886 INFO L218 hiAutomatonCegarLoop]: Abstraction has 428 states and 467 transitions. [2022-11-02 20:45:26,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states and 467 transitions. [2022-11-02 20:45:26,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 420. [2022-11-02 20:45:26,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 420 states have (on average 1.0928571428571427) internal successors, (459), 419 states have internal predecessors, (459), 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) [2022-11-02 20:45:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 459 transitions. [2022-11-02 20:45:26,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 420 states and 459 transitions. [2022-11-02 20:45:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:45:26,895 INFO L428 stractBuchiCegarLoop]: Abstraction has 420 states and 459 transitions. [2022-11-02 20:45:26,895 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-11-02 20:45:26,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 420 states and 459 transitions. [2022-11-02 20:45:26,898 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 260 [2022-11-02 20:45:26,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:26,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:26,899 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:26,899 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:26,899 INFO L748 eck$LassoCheckResult]: Stem: 19883#ULTIMATE.startENTRY 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(15, 2); 19875#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 19868#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 19869#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 19870#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 19871#L59-1 mp_add_~nb~0#1 := 4; 19878#L69 assume !(0 == mp_add_~b3~0#1 % 256); 19880#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 20150#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20151#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 20133#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 20134#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 19886#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 19887#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 20167#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 20168#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 20163#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 20164#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 20159#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 20160#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 20243#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 20240#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 20237#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 20234#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 20231#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20228#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20225#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 20002#L83-1 [2022-11-02 20:45:26,900 INFO L750 eck$LassoCheckResult]: Loop: 20002#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 20222#L90 assume !(0 == mp_add_~i~0#1 % 256); 20220#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 20016#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 20217#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 20215#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 20209#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 20210#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 20201#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 20202#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 20193#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20194#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20185#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 20186#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 20177#L90 assume !(0 == mp_add_~i~0#1 % 256); 20178#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 20169#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 20170#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19866#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 19867#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19897#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 20280#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 19888#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19889#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19884#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19885#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19892#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19890#L90 assume !(0 == mp_add_~i~0#1 % 256); 19891#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19862#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19863#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 20275#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 20267#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 20272#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 20270#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 20268#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 20265#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20263#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20261#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 20259#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 20252#L90 assume !(0 == mp_add_~i~0#1 % 256); 20256#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 20254#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 20172#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 20248#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 20247#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 20207#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 20208#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 20199#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 20200#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20191#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20192#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 20183#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 20184#L90 assume !(0 == mp_add_~i~0#1 % 256); 20175#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 20176#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 20246#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 20245#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 20244#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 20241#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 20238#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 20235#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 20232#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20229#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20226#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 20002#L83-1 [2022-11-02 20:45:26,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:26,900 INFO L85 PathProgramCache]: Analyzing trace with hash 264776518, now seen corresponding path program 1 times [2022-11-02 20:45:26,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:26,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049991320] [2022-11-02 20:45:26,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:26,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:26,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:26,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:26,930 INFO L85 PathProgramCache]: Analyzing trace with hash -831022264, now seen corresponding path program 2 times [2022-11-02 20:45:26,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:26,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9211192] [2022-11-02 20:45:26,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:26,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:26,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:26,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:26,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:26,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1839431517, now seen corresponding path program 1 times [2022-11-02 20:45:26,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:26,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310929462] [2022-11-02 20:45:26,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:26,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:27,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:27,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310929462] [2022-11-02 20:45:27,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310929462] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:45:27,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378610598] [2022-11-02 20:45:27,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:27,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:45:27,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:27,759 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:45:27,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Waiting until timeout for monitored process [2022-11-02 20:45:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:27,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:45:27,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 101 proven. 20 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-02 20:45:28,510 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:45:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 93 proven. 28 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-02 20:45:29,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378610598] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:45:29,426 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:45:29,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2022-11-02 20:45:29,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916574613] [2022-11-02 20:45:29,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:45:30,403 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:30,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:30,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:30,404 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:30,404 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:45:30,404 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:30,404 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:30,404 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:30,404 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration26_Loop [2022-11-02 20:45:30,404 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:30,404 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:30,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:30,415 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:30,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:30,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:31,319 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:31,319 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:45:31,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:31,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:31,321 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:31,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-02 20:45:31,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:31,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:31,374 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:45:31,374 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~r2~0#1=1, ULTIMATE.start_mp_add_~b2~0#1=31745} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~r2~0#1=1, ULTIMATE.start_mp_add_~b2~0#1=31745} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:45:31,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:31,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:31,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:31,400 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:31,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-11-02 20:45:31,402 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:31,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:31,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:31,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:31,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:31,524 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:31,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-02 20:45:31,525 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:45:31,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:32,527 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:45:32,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2022-11-02 20:45:32,532 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:32,532 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:32,532 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:32,532 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:32,532 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:32,532 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:32,532 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:32,533 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:32,533 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration26_Loop [2022-11-02 20:45:32,533 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:32,533 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:32,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:32,537 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:32,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:32,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:33,562 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:33,562 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:33,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,564 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-02 20:45:33,571 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 [2022-11-02 20:45:33,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:33,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:33,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-11-02 20:45:33,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,618 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-02 20:45:33,620 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 [2022-11-02 20:45:33,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:33,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:33,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-11-02 20:45:33,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,716 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-11-02 20:45:33,717 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 [2022-11-02 20:45:33,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:33,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:33,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2022-11-02 20:45:33,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,765 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-02 20:45:33,768 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 [2022-11-02 20:45:33,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:33,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:33,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:33,813 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:45:33,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,815 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-02 20:45:33,816 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 [2022-11-02 20:45:33,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:33,830 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:33,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:33,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,863 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-02 20:45:33,870 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 [2022-11-02 20:45:33,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,883 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:33,889 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:33,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:33,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:33,929 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:33,932 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 [2022-11-02 20:45:33,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-02 20:45:33,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:33,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:33,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:33,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:33,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:33,948 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:33,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:33,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:33,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2022-11-02 20:45:33,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:33,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,000 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-02 20:45:34,001 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 [2022-11-02 20:45:34,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,011 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:34,014 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:34,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-11-02 20:45:34,041 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:45:34,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,042 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-02 20:45:34,044 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 [2022-11-02 20:45:34,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2022-11-02 20:45:34,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,086 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-02 20:45:34,088 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 [2022-11-02 20:45:34,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,111 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:34,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,147 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-02 20:45:34,148 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 [2022-11-02 20:45:34,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,160 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-02 20:45:34,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,195 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-02 20:45:34,196 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 [2022-11-02 20:45:34,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,207 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,210 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-11-02 20:45:34,240 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:45:34,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,241 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-02 20:45:34,242 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 [2022-11-02 20:45:34,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,253 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,255 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-11-02 20:45:34,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,283 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-02 20:45:34,285 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 [2022-11-02 20:45:34,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,305 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2022-11-02 20:45:34,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,341 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-11-02 20:45:34,343 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 [2022-11-02 20:45:34,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,356 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,360 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:34,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,392 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,397 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 [2022-11-02 20:45:34,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-11-02 20:45:34,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:34,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,413 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2022-11-02 20:45:34,444 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:45:34,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,445 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-11-02 20:45:34,446 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 [2022-11-02 20:45:34,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:34,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:34,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:34,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2022-11-02 20:45:34,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,490 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-11-02 20:45:34,491 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 [2022-11-02 20:45:34,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:34,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,502 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:34,508 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:34,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-11-02 20:45:34,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,545 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-11-02 20:45:34,548 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 [2022-11-02 20:45:34,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,559 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:34,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,559 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:34,562 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:34,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2022-11-02 20:45:34,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,593 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-11-02 20:45:34,595 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 [2022-11-02 20:45:34,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:34,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,606 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:34,609 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:34,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:34,639 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:45:34,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,640 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-11-02 20:45:34,642 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 [2022-11-02 20:45:34,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,652 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:34,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,655 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2022-11-02 20:45:34,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,687 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-11-02 20:45:34,690 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 [2022-11-02 20:45:34,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,701 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:34,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2022-11-02 20:45:34,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,759 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-11-02 20:45:34,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:34,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,773 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:34,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,779 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:34,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,820 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,827 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 [2022-11-02 20:45:34,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-11-02 20:45:34,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,842 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:34,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:34,848 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:34,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2022-11-02 20:45:34,890 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:45:34,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,891 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-11-02 20:45:34,893 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 [2022-11-02 20:45:34,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,906 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:34,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,909 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:34,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:34,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2022-11-02 20:45:34,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:34,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:34,948 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:34,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-11-02 20:45:34,950 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 [2022-11-02 20:45:34,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:34,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:34,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:34,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:34,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:34,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:34,977 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:34,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2022-11-02 20:45:35,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,035 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-11-02 20:45:35,036 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 [2022-11-02 20:45:35,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,049 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,050 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:35,057 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:35,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2022-11-02 20:45:35,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,104 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,106 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 [2022-11-02 20:45:35,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-11-02 20:45:35,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,120 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,120 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:35,128 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:35,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2022-11-02 20:45:35,177 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:45:35,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,178 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-11-02 20:45:35,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:35,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,192 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:35,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:35,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:35,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2022-11-02 20:45:35,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,229 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-11-02 20:45:35,230 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 [2022-11-02 20:45:35,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,243 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:35,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,243 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:35,253 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:35,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:35,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,295 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-11-02 20:45:35,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:35,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,314 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:35,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:35,320 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:35,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2022-11-02 20:45:35,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,352 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-11-02 20:45:35,353 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 [2022-11-02 20:45:35,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:35,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:35,368 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:35,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Ended with exit code 0 [2022-11-02 20:45:35,400 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:45:35,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,401 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-11-02 20:45:35,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:35,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,414 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:35,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:35,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2022-11-02 20:45:35,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,450 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-11-02 20:45:35,452 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 [2022-11-02 20:45:35,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,464 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:35,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:35,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:35,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,559 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:35,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-11-02 20:45:35,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,583 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,583 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:35,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:35,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:35,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:35,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:35,653 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:35,659 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 [2022-11-02 20:45:35,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-11-02 20:45:35,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:35,675 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:35,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:35,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:35,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:35,675 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:45:35,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:35,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:35,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:35,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:35,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:35,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-02 20:45:35,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2022-11-02 20:45:35,748 INFO L87 Difference]: Start difference. First operand 420 states and 459 transitions. cyclomatic complexity: 43 Second operand has 22 states, 22 states have (on average 7.863636363636363) internal successors, (173), 22 states have internal predecessors, (173), 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) [2022-11-02 20:45:54,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:54,729 INFO L93 Difference]: Finished difference Result 519 states and 538 transitions. [2022-11-02 20:45:54,729 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 519 states and 538 transitions. [2022-11-02 20:45:54,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-02 20:45:54,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 519 states to 177 states and 184 transitions. [2022-11-02 20:45:54,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177 [2022-11-02 20:45:54,735 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 177 [2022-11-02 20:45:54,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 184 transitions. [2022-11-02 20:45:54,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:54,736 INFO L218 hiAutomatonCegarLoop]: Abstraction has 177 states and 184 transitions. [2022-11-02 20:45:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 184 transitions. [2022-11-02 20:45:54,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 95. [2022-11-02 20:45:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.063157894736842) internal successors, (101), 94 states have internal predecessors, (101), 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) [2022-11-02 20:45:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 101 transitions. [2022-11-02 20:45:54,739 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 101 transitions. [2022-11-02 20:45:54,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-11-02 20:45:54,741 INFO L428 stractBuchiCegarLoop]: Abstraction has 95 states and 101 transitions. [2022-11-02 20:45:54,741 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-11-02 20:45:54,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 101 transitions. [2022-11-02 20:45:54,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-02 20:45:54,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:54,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:54,743 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:54,743 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:54,744 INFO L748 eck$LassoCheckResult]: Stem: 21512#ULTIMATE.startENTRY 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(15, 2); 21504#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 21498#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 21499#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 21500#L63 assume !(0 == mp_add_~a1~0#1 % 256); 21501#L59-1 mp_add_~nb~0#1 := 4; 21507#L69 assume !(0 == mp_add_~b3~0#1 % 256); 21509#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 21519#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 21564#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 21562#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 21560#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 21558#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 21553#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 21548#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 21549#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 21520#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 21492#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 21493#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 21574#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 21573#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 21572#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 21571#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 21570#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 21569#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 21550#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 21547#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 21546#L84 assume !(0 == mp_add_~i~0#1 % 256); 21545#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 21544#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 21543#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 21542#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 21541#L90 assume !(0 == mp_add_~i~0#1 % 256); 21540#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 21539#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 21538#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 21537#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 21536#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 21535#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 21534#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 21533#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 21532#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 21531#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 21530#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 21529#L84 assume !(0 == mp_add_~i~0#1 % 256); 21528#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 21527#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 21526#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 21525#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 21524#L90 assume !(0 == mp_add_~i~0#1 % 256); 21523#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 21521#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 21522#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 21568#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 21567#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 21566#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 21565#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 21563#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 21561#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 21559#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 21557#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 21556#L84 assume !(0 == mp_add_~i~0#1 % 256); 21555#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 21554#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 21551#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 21552#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 21517#L90 assume !(0 == mp_add_~i~0#1 % 256); 21518#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 21575#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 21494#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 21495#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 21583#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 21586#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 21585#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 21584#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 21516#L102-1 [2022-11-02 20:45:54,744 INFO L750 eck$LassoCheckResult]: Loop: 21516#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 21514#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 21515#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 21510#L84 assume !(0 == mp_add_~i~0#1 % 256); 21511#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 21513#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 21505#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 21506#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 21496#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 21497#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 21508#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 21502#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 21503#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 21516#L102-1 [2022-11-02 20:45:54,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:54,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1870330956, now seen corresponding path program 1 times [2022-11-02 20:45:54,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:54,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027766138] [2022-11-02 20:45:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:54,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 68 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:45:55,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:55,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027766138] [2022-11-02 20:45:55,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027766138] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:45:55,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964775925] [2022-11-02 20:45:55,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:55,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:45:55,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:55,187 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:45:55,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Waiting until timeout for monitored process [2022-11-02 20:45:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:55,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:45:55,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-02 20:45:57,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:45:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-02 20:45:57,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964775925] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:45:57,427 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:45:57,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 17 [2022-11-02 20:45:57,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528672833] [2022-11-02 20:45:57,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:45:57,428 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:57,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:57,428 INFO L85 PathProgramCache]: Analyzing trace with hash 672830572, now seen corresponding path program 1 times [2022-11-02 20:45:57,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:57,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613602829] [2022-11-02 20:45:57,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:57,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:57,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:57,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:57,590 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:57,590 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:57,591 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:57,591 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:57,591 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:45:57,591 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:57,591 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:57,591 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:57,591 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration27_Loop [2022-11-02 20:45:57,591 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:57,591 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:57,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:57,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:57,930 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:57,930 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:45:57,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:57,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:57,933 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:57,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:57,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:57,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-11-02 20:45:57,968 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:45:57,968 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:45:58,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-11-02 20:45:58,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:58,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:58,005 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:58,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-11-02 20:45:58,007 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:45:58,007 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:58,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2022-11-02 20:45:58,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:58,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:58,119 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:58,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-11-02 20:45:58,120 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:45:58,120 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:45:58,903 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:45:58,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-11-02 20:45:58,908 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:58,908 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:58,908 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:58,908 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:58,908 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:58,908 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:58,908 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:58,908 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:58,908 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration27_Loop [2022-11-02 20:45:58,908 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:58,908 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:58,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:58,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:59,257 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:59,257 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:59,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,258 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-11-02 20:45:59,260 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 [2022-11-02 20:45:59,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:59,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:59,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2022-11-02 20:45:59,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,309 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-11-02 20:45:59,312 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 [2022-11-02 20:45:59,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:59,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:59,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Ended with exit code 0 [2022-11-02 20:45:59,362 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:45:59,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,363 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-11-02 20:45:59,365 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 [2022-11-02 20:45:59,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:59,380 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:59,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2022-11-02 20:45:59,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,425 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-11-02 20:45:59,427 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 [2022-11-02 20:45:59,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:59,443 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:59,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:59,474 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:45:59,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,475 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-11-02 20:45:59,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:59,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:59,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:59,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2022-11-02 20:45:59,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,525 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-11-02 20:45:59,529 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 [2022-11-02 20:45:59,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,542 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:59,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:59,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2022-11-02 20:45:59,581 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:45:59,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,583 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-11-02 20:45:59,584 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 [2022-11-02 20:45:59,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:59,600 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:59,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Ended with exit code 0 [2022-11-02 20:45:59,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,635 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-11-02 20:45:59,636 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 [2022-11-02 20:45:59,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:59,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:59,654 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:59,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2022-11-02 20:45:59,692 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:45:59,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,693 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-11-02 20:45:59,695 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 [2022-11-02 20:45:59,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,707 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:59,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,708 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:59,710 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:59,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Ended with exit code 0 [2022-11-02 20:45:59,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,743 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-11-02 20:45:59,746 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 [2022-11-02 20:45:59,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,759 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:45:59,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:45:59,763 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:45:59,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Ended with exit code 0 [2022-11-02 20:45:59,800 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:45:59,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,802 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-11-02 20:45:59,803 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 [2022-11-02 20:45:59,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,817 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:59,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,817 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:59,820 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:59,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Ended with exit code 0 [2022-11-02 20:45:59,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,855 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-11-02 20:45:59,856 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 [2022-11-02 20:45:59,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,869 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:45:59,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:45:59,878 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:45:59,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Ended with exit code 0 [2022-11-02 20:45:59,918 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:45:59,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,919 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-11-02 20:45:59,921 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 [2022-11-02 20:45:59,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:59,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,934 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:45:59,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:45:59,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:59,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:59,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:59,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:59,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:59,979 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:59,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-11-02 20:45:59,981 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 [2022-11-02 20:45:59,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:45:59,994 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:45:59,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:59,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:59,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:59,995 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:46:00,004 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:46:00,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:00,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:00,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2022-11-02 20:46:00,054 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:46:00,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:00,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:00,056 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:00,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-11-02 20:46:00,057 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 [2022-11-02 20:46:00,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:00,070 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:00,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:00,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:00,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:00,070 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:00,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:00,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:00,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:00,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:00,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:00,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:00,106 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:00,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-11-02 20:46:00,107 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 [2022-11-02 20:46:00,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:00,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:00,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:00,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:00,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:00,119 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:00,124 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:00,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:00,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:00,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Ended with exit code 0 [2022-11-02 20:46:00,157 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:46:00,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:00,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:00,159 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:00,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-11-02 20:46:00,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:00,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:00,173 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:00,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:00,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:00,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:00,173 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:46:00,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:00,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:00,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:00,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Ended with exit code 0 [2022-11-02 20:46:00,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:00,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:00,216 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:00,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-11-02 20:46:00,217 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 [2022-11-02 20:46:00,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:00,230 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:00,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:00,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:00,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:00,231 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:46:00,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:00,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:00,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:00,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Ended with exit code 0 [2022-11-02 20:46:00,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:00,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-02 20:46:00,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-11-02 20:46:00,284 INFO L87 Difference]: Start difference. First operand 95 states and 101 transitions. cyclomatic complexity: 7 Second operand has 17 states, 17 states have (on average 8.294117647058824) internal successors, (141), 17 states have internal predecessors, (141), 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) [2022-11-02 20:46:00,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:00,841 INFO L93 Difference]: Finished difference Result 159 states and 167 transitions. [2022-11-02 20:46:00,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 159 states and 167 transitions. [2022-11-02 20:46:00,843 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-02 20:46:00,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 159 states to 102 states and 107 transitions. [2022-11-02 20:46:00,844 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 102 [2022-11-02 20:46:00,844 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 102 [2022-11-02 20:46:00,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 107 transitions. [2022-11-02 20:46:00,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:00,844 INFO L218 hiAutomatonCegarLoop]: Abstraction has 102 states and 107 transitions. [2022-11-02 20:46:00,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states and 107 transitions. [2022-11-02 20:46:00,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95. [2022-11-02 20:46:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.0526315789473684) internal successors, (100), 94 states have internal predecessors, (100), 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) [2022-11-02 20:46:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2022-11-02 20:46:00,846 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 100 transitions. [2022-11-02 20:46:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:46:00,848 INFO L428 stractBuchiCegarLoop]: Abstraction has 95 states and 100 transitions. [2022-11-02 20:46:00,848 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-11-02 20:46:00,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 100 transitions. [2022-11-02 20:46:00,849 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-02 20:46:00,849 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:00,849 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:00,850 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:00,850 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:00,850 INFO L748 eck$LassoCheckResult]: Stem: 22245#ULTIMATE.startENTRY 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(15, 2); 22237#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~b~0#1 := 234770789;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 22226#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 22227#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 22228#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 22229#L59-1 mp_add_~nb~0#1 := 4; 22240#L69 assume !(0 == mp_add_~b3~0#1 % 256); 22242#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 22255#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 22283#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 22282#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 22281#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 22280#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 22279#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 22278#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 22277#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 22276#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 22275#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 22274#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 22273#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 22272#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 22271#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 22270#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 22269#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 22268#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 22267#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 22266#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 22265#L84 assume !(0 == mp_add_~i~0#1 % 256); 22264#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 22263#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 22262#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 22261#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 22260#L90 assume !(0 == mp_add_~i~0#1 % 256); 22258#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 22259#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 22309#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 22307#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 22305#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 22303#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 22301#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 22299#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 22297#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 22295#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 22293#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 22292#L84 assume !(0 == mp_add_~i~0#1 % 256); 22290#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 22248#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 22249#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 22287#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 22251#L90 assume !(0 == mp_add_~i~0#1 % 256); 22252#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 22311#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 22310#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 22308#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 22306#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 22304#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 22302#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 22300#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 22298#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 22296#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 22294#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 22291#L84 assume !(0 == mp_add_~i~0#1 % 256); 22289#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 22288#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 22286#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 22284#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 22285#L90 assume !(0 == mp_add_~i~0#1 % 256); 22257#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 22230#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 22231#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 22232#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 22317#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 22320#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 22319#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 22318#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 22250#L102-1 [2022-11-02 20:46:00,850 INFO L750 eck$LassoCheckResult]: Loop: 22250#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 22253#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 22254#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 22243#L84 assume !(0 == mp_add_~i~0#1 % 256); 22244#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 22256#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 22238#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 22239#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 22233#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 255); 22234#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 22241#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 22235#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 22236#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 22250#L102-1 [2022-11-02 20:46:00,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:00,851 INFO L85 PathProgramCache]: Analyzing trace with hash -902980302, now seen corresponding path program 1 times [2022-11-02 20:46:00,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:00,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552661395] [2022-11-02 20:46:00,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:00,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-02 20:46:01,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:01,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552661395] [2022-11-02 20:46:01,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552661395] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:46:01,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988182766] [2022-11-02 20:46:01,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:01,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:46:01,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:01,399 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:46:01,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Waiting until timeout for monitored process [2022-11-02 20:46:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:01,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-02 20:46:01,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-02 20:46:02,099 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:46:02,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1988182766] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:02,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:46:02,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 16 [2022-11-02 20:46:02,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555631101] [2022-11-02 20:46:02,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:02,100 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:46:02,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:02,101 INFO L85 PathProgramCache]: Analyzing trace with hash 672830572, now seen corresponding path program 2 times [2022-11-02 20:46:02,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:02,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459461027] [2022-11-02 20:46:02,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:02,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:02,109 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:02,227 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:02,228 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:02,228 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:02,228 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:02,228 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:46:02,228 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:02,228 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:02,228 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:02,228 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration28_Loop [2022-11-02 20:46:02,228 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:02,228 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:02,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:02,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:02,589 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:02,590 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:46:02,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:02,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:02,593 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:02,594 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:46:02,594 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:46:02,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-11-02 20:46:02,635 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:46:02,635 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:46:02,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:02,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:02,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:02,679 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:02,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:46:02,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:46:02,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-11-02 20:46:02,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:02,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:02,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:02,805 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:02,807 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:46:02,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:46:02,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-11-02 20:46:04,111 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:46:04,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2022-11-02 20:46:04,117 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:04,118 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:04,118 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:04,118 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:04,118 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:04,118 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,118 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:04,118 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:04,118 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add_2-2.i_Iteration28_Loop [2022-11-02 20:46:04,118 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:04,118 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:04,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:04,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:04,477 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:04,477 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:04,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,478 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-11-02 20:46:04,480 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 [2022-11-02 20:46:04,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:04,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:04,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2022-11-02 20:46:04,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,548 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-11-02 20:46:04,550 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 [2022-11-02 20:46:04,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:04,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:04,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Ended with exit code 0 [2022-11-02 20:46:04,606 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:46:04,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,607 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-11-02 20:46:04,610 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 [2022-11-02 20:46:04,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:46:04,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:46:04,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Ended with exit code 0 [2022-11-02 20:46:04,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,661 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-11-02 20:46:04,662 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 [2022-11-02 20:46:04,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,675 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:46:04,677 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:46:04,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-11-02 20:46:04,710 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:46:04,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,712 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-11-02 20:46:04,714 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 [2022-11-02 20:46:04,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:04,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:04,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:04,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,770 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-11-02 20:46:04,773 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 [2022-11-02 20:46:04,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,786 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:04,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:04,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Ended with exit code 0 [2022-11-02 20:46:04,822 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:46:04,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,824 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,826 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 [2022-11-02 20:46:04,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2022-11-02 20:46:04,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:46:04,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:46:04,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2022-11-02 20:46:04,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,886 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,891 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 [2022-11-02 20:46:04,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-11-02 20:46:04,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:04,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:46:04,907 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:46:04,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:04,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Ended with exit code 0 [2022-11-02 20:46:04,942 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:46:04,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:04,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:04,944 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:04,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-11-02 20:46:04,945 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 [2022-11-02 20:46:04,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:04,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:04,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:04,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:04,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:04,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:46:04,971 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:46:04,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:04,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Ended with exit code 0 [2022-11-02 20:46:05,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,012 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-11-02 20:46:05,013 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 [2022-11-02 20:46:05,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,026 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:05,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,026 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:46:05,028 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:46:05,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Ended with exit code 0 [2022-11-02 20:46:05,064 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:46:05,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,065 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-11-02 20:46:05,067 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 [2022-11-02 20:46:05,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,080 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:46:05,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:05,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:05,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:05,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,132 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-11-02 20:46:05,135 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 [2022-11-02 20:46:05,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,148 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:46:05,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,149 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:05,152 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:05,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Ended with exit code 0 [2022-11-02 20:46:05,187 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:46:05,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,189 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-11-02 20:46:05,191 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 [2022-11-02 20:46:05,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,204 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:05,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:46:05,213 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:46:05,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:05,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,273 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-11-02 20:46:05,275 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 [2022-11-02 20:46:05,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:05,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:46:05,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:46:05,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Ended with exit code 0 [2022-11-02 20:46:05,381 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:46:05,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,383 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-11-02 20:46:05,390 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 [2022-11-02 20:46:05,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,403 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:05,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,403 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:05,408 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:05,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:05,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,458 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-11-02 20:46:05,459 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 [2022-11-02 20:46:05,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,472 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:46:05,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:46:05,474 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:05,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Ended with exit code 0 [2022-11-02 20:46:05,531 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:46:05,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,532 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-11-02 20:46:05,535 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 [2022-11-02 20:46:05,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,547 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:05,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,548 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:46:05,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:05,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:05,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:05,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:05,621 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:05,627 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 [2022-11-02 20:46:05,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-11-02 20:46:05,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:46:05,643 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:46:05,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:05,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:05,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:05,644 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:46:05,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:05,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:05,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:05,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:05,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:05,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:46:05,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:46:05,725 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. cyclomatic complexity: 6 Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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) [2022-11-02 20:46:05,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:05,858 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2022-11-02 20:46:05,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 27 transitions. [2022-11-02 20:46:05,858 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:05,859 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 0 states and 0 transitions. [2022-11-02 20:46:05,859 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:46:05,859 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:46:05,859 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:46:05,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:05,859 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:05,859 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:05,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:46:05,860 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:05,860 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-11-02 20:46:05,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:46:05,861 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:05,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:46:05,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:46:05 BoogieIcfgContainer [2022-11-02 20:46:05,871 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:46:05,872 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:46:05,872 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:46:05,872 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:46:05,873 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:31" (3/4) ... [2022-11-02 20:46:05,876 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:46:05,876 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:46:05,877 INFO L158 Benchmark]: Toolchain (without parser) took 95572.79ms. Allocated memory was 92.3MB in the beginning and 283.1MB in the end (delta: 190.8MB). Free memory was 60.2MB in the beginning and 228.3MB in the end (delta: -168.1MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,878 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:05,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.23ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 67.5MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.85ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 60.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,879 INFO L158 Benchmark]: Boogie Preprocessor took 118.64ms. Allocated memory is still 92.3MB. Free memory was 60.9MB in the beginning and 57.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,880 INFO L158 Benchmark]: RCFGBuilder took 893.84ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 57.1MB in the beginning and 74.8MB in the end (delta: -17.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,880 INFO L158 Benchmark]: BuchiAutomizer took 94019.37ms. Allocated memory was 111.1MB in the beginning and 283.1MB in the end (delta: 172.0MB). Free memory was 74.6MB in the beginning and 229.3MB in the end (delta: -154.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-02 20:46:05,880 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 283.1MB. Free memory was 229.3MB in the beginning and 228.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:05,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.23ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 67.5MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.85ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 60.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.64ms. Allocated memory is still 92.3MB. Free memory was 60.9MB in the beginning and 57.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 893.84ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 57.1MB in the beginning and 74.8MB in the end (delta: -17.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 94019.37ms. Allocated memory was 111.1MB in the beginning and 283.1MB in the end (delta: 172.0MB). Free memory was 74.6MB in the beginning and 229.3MB in the end (delta: -154.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 283.1MB. Free memory was 229.3MB in the beginning and 228.3MB in the end (delta: 1.0MB). 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 28 terminating modules (28 trivial, 0 deterministic, 0 nondeterministic). 28 modules have a trivial ranking function, the largest among these consists of 22 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 93.9s and 29 iterations. TraceHistogramMax:7. Analysis of lassos took 61.7s. Construction of modules took 15.4s. Büchi inclusion checks took 16.5s. Highest rank in rank-based complementation 0. Minimization of det autom 28. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 27 MinimizatonAttempts, 3150 StatesRemovedByMinimization, 26 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3892 SdHoareTripleChecker+Valid, 17.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3892 mSDsluCounter, 3619 SdHoareTripleChecker+Invalid, 15.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 360 IncrementalHoareTripleChecker+Unchecked, 2384 mSDsCounter, 585 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8790 IncrementalHoareTripleChecker+Invalid, 9735 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 585 mSolverCounterUnsat, 1235 mSDtfsCounter, 8790 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI13 SFLT0 conc3 concLT0 SILN0 SILU3 SILI9 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital94 mio100 ax100 hnf100 lsp61 ukn100 mio100 lsp100 div528 bol100 ite100 ukn100 eq145 hnf96 smp36 dnf100 smp100 tf101 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 55ms VariablesStem: 0 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 9.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:46:05,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:06,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:06,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:06,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:06,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Ended with exit code 0 [2022-11-02 20:46:06,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:07,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:07,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:07,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-11-02 20:46:07,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-11-02 20:46:07,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-02 20:46:08,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-11-02 20:46:08,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:08,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-02 20:46:08,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-02 20:46:08,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-02 20:46:09,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-02 20:46:09,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:09,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:09,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:09,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bf74f-a666-4dfe-a7c7-391ad33ea417/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE