./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU --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 acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:32:22,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:32:22,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:32:22,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:32:22,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:32:22,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:32:22,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:32:22,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:32:22,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:32:22,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:32:22,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:32:22,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:32:22,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:32:22,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:32:22,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:32:22,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:32:22,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:32:22,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:32:22,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:32:22,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:32:22,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:32:22,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:32:22,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:32:22,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:32:22,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:32:22,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:32:22,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:32:22,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:32:22,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:32:22,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:32:22,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:32:22,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:32:22,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:32:22,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:32:22,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:32:22,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:32:22,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:32:22,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:32:22,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:32:22,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:32:22,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:32:22,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-02 22:32:22,948 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:32:22,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:32:22,949 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:32:22,950 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:32:22,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:32:22,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:32:22,953 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:32:22,953 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 22:32:22,953 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 22:32:22,954 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 22:32:22,955 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 22:32:22,956 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 22:32:22,956 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 22:32:22,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:32:22,957 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:32:22,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:32:22,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:32:22,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:32:22,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:32:22,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 22:32:22,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 22:32:22,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 22:32:22,959 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:32:22,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:32:22,960 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 22:32:22,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:32:22,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 22:32:22,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:32:22,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:32:22,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:32:22,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:32:22,965 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:32:22,966 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 22:32:22,966 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_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f [2021-11-02 22:32:23,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:32:23,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:32:23,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:32:23,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:32:23,321 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:32:23,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2021-11-02 22:32:23,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/data/f45f960dc/0f9413256b2142e89dd426a94301049f/FLAGb632b2e23 [2021-11-02 22:32:24,143 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:32:24,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2021-11-02 22:32:24,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/data/f45f960dc/0f9413256b2142e89dd426a94301049f/FLAGb632b2e23 [2021-11-02 22:32:24,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/data/f45f960dc/0f9413256b2142e89dd426a94301049f [2021-11-02 22:32:24,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:32:24,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:32:24,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:32:24,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:32:24,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:32:24,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c77f54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24, skipping insertion in model container [2021-11-02 22:32:24,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:32:24,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:32:24,748 WARN L228 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_a3832bdd-5283-4e34-b638-3d9a33a67303/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2021-11-02 22:32:24,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:32:24,760 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:32:24,813 WARN L228 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_a3832bdd-5283-4e34-b638-3d9a33a67303/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2021-11-02 22:32:24,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:32:24,830 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:32:24,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24 WrapperNode [2021-11-02 22:32:24,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:32:24,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:32:24,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:32:24,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:32:24,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:32:24,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:32:24,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:32:24,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:32:24,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:32:24,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:32:24,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:32:24,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:32:24,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (1/1) ... [2021-11-02 22:32:24,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:24,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:24,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:25,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 22:32:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:32:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:32:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:32:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:32:25,734 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:32:25,735 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-02 22:32:25,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:32:25 BoogieIcfgContainer [2021-11-02 22:32:25,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:32:25,761 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 22:32:25,761 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 22:32:25,765 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 22:32:25,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:32:25,767 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 10:32:24" (1/3) ... [2021-11-02 22:32:25,768 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69a6362f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:32:25, skipping insertion in model container [2021-11-02 22:32:25,769 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:32:25,769 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:32:24" (2/3) ... [2021-11-02 22:32:25,770 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69a6362f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:32:25, skipping insertion in model container [2021-11-02 22:32:25,770 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:32:25,770 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:32:25" (3/3) ... [2021-11-02 22:32:25,772 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c [2021-11-02 22:32:25,838 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 22:32:25,838 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 22:32:25,838 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 22:32:25,839 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 22:32:25,839 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 22:32:25,839 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 22:32:25,839 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 22:32:25,839 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 22:32:25,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 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) [2021-11-02 22:32:25,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2021-11-02 22:32:25,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:25,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:25,904 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:25,905 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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] [2021-11-02 22:32:25,905 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 22:32:25,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 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) [2021-11-02 22:32:25,915 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2021-11-02 22:32:25,915 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:25,915 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:25,917 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:25,918 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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] [2021-11-02 22:32:25,926 INFO L791 eck$LassoCheckResult]: Stem: 74#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 61#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 72#L199true assume !(0 == ~r1~0 % 256);init_~tmp~0 := 0; 94#L199-1true init_#res := init_~tmp~0; 22#L324true main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 67#L22true assume !(0 == assume_abort_if_not_~cond); 45#L21true ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 55#L420true [2021-11-02 22:32:25,928 INFO L793 eck$LassoCheckResult]: Loop: 55#L420true assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 6#L71true assume !(0 != ~mode1~0 % 256); 41#L88true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 20#L88-2true ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 84#L71-2true havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 78#L100true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 73#L103true assume !(node2_~m2~0 != ~nomsg~0); 66#L103-1true ~mode2~0 := 0; 49#L100-2true havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 30#L125true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 77#L128true assume !(node3_~m3~0 != ~nomsg~0); 31#L128-1true ~mode3~0 := 0; 16#L125-2true havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 47#L150true assume !(0 != ~mode4~0 % 256); 75#L163true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 71#L163-2true ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 32#L150-2true havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 4#L175true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 46#L178true assume !(node5_~m5~0 != ~nomsg~0); 62#L178-1true ~mode5~0 := 0; 9#L175-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 43#L332true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 57#L332-1true check_#res := check_~tmp~1; 53#L352true main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 59#L425true assume !(0 == assert_~arg % 256); 55#L420true [2021-11-02 22:32:25,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:25,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1978587388, now seen corresponding path program 1 times [2021-11-02 22:32:25,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:25,948 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290410389] [2021-11-02 22:32:25,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:25,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:26,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:26,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290410389] [2021-11-02 22:32:26,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290410389] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:26,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:26,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:32:26,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353138811] [2021-11-02 22:32:26,201 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:32:26,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:26,203 INFO L85 PathProgramCache]: Analyzing trace with hash 301706967, now seen corresponding path program 1 times [2021-11-02 22:32:26,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:26,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249378739] [2021-11-02 22:32:26,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:26,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:26,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:26,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249378739] [2021-11-02 22:32:26,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249378739] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:26,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:26,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:32:26,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162671360] [2021-11-02 22:32:26,354 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:26,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:26,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:32:26,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:32:26,375 INFO L87 Difference]: Start difference. First operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 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 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-11-02 22:32:26,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:26,501 INFO L93 Difference]: Finished difference Result 92 states and 153 transitions. [2021-11-02 22:32:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:32:26,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 153 transitions. [2021-11-02 22:32:26,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:32:26,528 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 88 states and 119 transitions. [2021-11-02 22:32:26,531 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 88 [2021-11-02 22:32:26,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 88 [2021-11-02 22:32:26,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 119 transitions. [2021-11-02 22:32:26,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:26,536 INFO L681 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:32:26,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 119 transitions. [2021-11-02 22:32:26,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-11-02 22:32:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 states have internal predecessors, (119), 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) [2021-11-02 22:32:26,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2021-11-02 22:32:26,587 INFO L704 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:32:26,587 INFO L587 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:32:26,588 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 22:32:26,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2021-11-02 22:32:26,595 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:32:26,596 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:26,596 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:26,600 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:26,601 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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] [2021-11-02 22:32:26,608 INFO L791 eck$LassoCheckResult]: Stem: 285#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 276#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 277#L199 assume 0 == ~r1~0 % 256; 272#L200 assume ~id1~0 >= 0; 273#L201 assume 0 == ~st1~0; 247#L202 assume ~send1~0 == ~id1~0; 248#L203 assume 0 == ~mode1~0 % 256; 262#L204 assume ~id2~0 >= 0; 222#L205 assume 0 == ~st2~0; 223#L206 assume ~send2~0 == ~id2~0; 206#L207 assume 0 == ~mode2~0 % 256; 207#L208 assume ~id3~0 >= 0; 275#L209 assume 0 == ~st3~0; 227#L210 assume ~send3~0 == ~id3~0; 228#L211 assume 0 == ~mode3~0 % 256; 208#L212 assume ~id4~0 >= 0; 209#L213 assume 0 == ~st4~0; 287#L214 assume ~send4~0 == ~id4~0; 288#L215 assume 0 == ~mode4~0 % 256; 274#L216 assume ~id5~0 >= 0; 255#L217 assume 0 == ~st5~0; 256#L218 assume ~send5~0 == ~id5~0; 278#L219 assume 0 == ~mode5~0 % 256; 289#L220 assume ~id1~0 != ~id2~0; 243#L221 assume ~id1~0 != ~id3~0; 240#L222 assume ~id1~0 != ~id4~0; 241#L223 assume ~id1~0 != ~id5~0; 234#L224 assume ~id2~0 != ~id3~0; 235#L225 assume ~id2~0 != ~id4~0; 231#L226 assume ~id2~0 != ~id5~0; 232#L227 assume ~id3~0 != ~id4~0; 249#L228 assume ~id3~0 != ~id5~0; 250#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 290#L199-1 init_#res := init_~tmp~0; 238#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 239#L22 assume !(0 == assume_abort_if_not_~cond); 263#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 264#L420 [2021-11-02 22:32:26,609 INFO L793 eck$LassoCheckResult]: Loop: 264#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 210#L71 assume !(0 != ~mode1~0 % 256); 212#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 236#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 237#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 286#L100 assume !(0 != ~mode2~0 % 256); 279#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 280#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 268#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 251#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 252#L128 assume !(node3_~m3~0 != ~nomsg~0); 254#L128-1 ~mode3~0 := 0; 229#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 230#L150 assume !(0 != ~mode4~0 % 256); 267#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 283#L163-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 242#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 203#L175 assume !(0 != ~mode5~0 % 256); 204#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 219#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 215#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 216#L332 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 225#L332-1 check_#res := check_~tmp~1; 270#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 271#L425 assume !(0 == assert_~arg % 256); 264#L420 [2021-11-02 22:32:26,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:26,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 1 times [2021-11-02 22:32:26,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:26,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097969151] [2021-11-02 22:32:26,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:26,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:26,671 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:26,772 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:26,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:26,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1386793835, now seen corresponding path program 1 times [2021-11-02 22:32:26,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:26,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697452209] [2021-11-02 22:32:26,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:26,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:26,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:26,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697452209] [2021-11-02 22:32:26,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697452209] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:26,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:26,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:32:26,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646185262] [2021-11-02 22:32:26,984 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:26,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:26,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:32:26,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:32:26,986 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 32 Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 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) [2021-11-02 22:32:27,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:27,050 INFO L93 Difference]: Finished difference Result 91 states and 121 transitions. [2021-11-02 22:32:27,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:32:27,051 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 121 transitions. [2021-11-02 22:32:27,054 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:32:27,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 88 states and 116 transitions. [2021-11-02 22:32:27,059 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 88 [2021-11-02 22:32:27,059 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 88 [2021-11-02 22:32:27,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 116 transitions. [2021-11-02 22:32:27,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:27,061 INFO L681 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:32:27,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 116 transitions. [2021-11-02 22:32:27,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-11-02 22:32:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 87 states have internal predecessors, (116), 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) [2021-11-02 22:32:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2021-11-02 22:32:27,084 INFO L704 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:32:27,084 INFO L587 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:32:27,084 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-02 22:32:27,084 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 116 transitions. [2021-11-02 22:32:27,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:32:27,089 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:27,089 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:27,093 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:27,094 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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, 1, 1] [2021-11-02 22:32:27,094 INFO L791 eck$LassoCheckResult]: Stem: 476#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 467#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 468#L199 assume 0 == ~r1~0 % 256; 463#L200 assume ~id1~0 >= 0; 464#L201 assume 0 == ~st1~0; 435#L202 assume ~send1~0 == ~id1~0; 436#L203 assume 0 == ~mode1~0 % 256; 452#L204 assume ~id2~0 >= 0; 411#L205 assume 0 == ~st2~0; 412#L206 assume ~send2~0 == ~id2~0; 397#L207 assume 0 == ~mode2~0 % 256; 398#L208 assume ~id3~0 >= 0; 466#L209 assume 0 == ~st3~0; 418#L210 assume ~send3~0 == ~id3~0; 419#L211 assume 0 == ~mode3~0 % 256; 399#L212 assume ~id4~0 >= 0; 400#L213 assume 0 == ~st4~0; 478#L214 assume ~send4~0 == ~id4~0; 479#L215 assume 0 == ~mode4~0 % 256; 465#L216 assume ~id5~0 >= 0; 446#L217 assume 0 == ~st5~0; 447#L218 assume ~send5~0 == ~id5~0; 469#L219 assume 0 == ~mode5~0 % 256; 480#L220 assume ~id1~0 != ~id2~0; 434#L221 assume ~id1~0 != ~id3~0; 431#L222 assume ~id1~0 != ~id4~0; 432#L223 assume ~id1~0 != ~id5~0; 425#L224 assume ~id2~0 != ~id3~0; 426#L225 assume ~id2~0 != ~id4~0; 422#L226 assume ~id2~0 != ~id5~0; 423#L227 assume ~id3~0 != ~id4~0; 440#L228 assume ~id3~0 != ~id5~0; 441#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 481#L199-1 init_#res := init_~tmp~0; 429#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 430#L22 assume !(0 == assume_abort_if_not_~cond); 454#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 455#L420 [2021-11-02 22:32:27,095 INFO L793 eck$LassoCheckResult]: Loop: 455#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 401#L71 assume !(0 != ~mode1~0 % 256); 403#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 427#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 428#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 477#L100 assume !(0 != ~mode2~0 % 256); 470#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 471#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 459#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 442#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 443#L128 assume !(node3_~m3~0 != ~nomsg~0); 445#L128-1 ~mode3~0 := 0; 420#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 421#L150 assume !(0 != ~mode4~0 % 256); 458#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 474#L163-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 433#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 394#L175 assume !(0 != ~mode5~0 % 256); 395#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 410#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 406#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 407#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 453#L333 assume ~r1~0 % 256 >= 5; 415#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 416#L332-1 check_#res := check_~tmp~1; 461#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 462#L425 assume !(0 == assert_~arg % 256); 455#L420 [2021-11-02 22:32:27,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 2 times [2021-11-02 22:32:27,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:27,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463117448] [2021-11-02 22:32:27,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:27,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,164 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,248 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:27,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:27,249 INFO L85 PathProgramCache]: Analyzing trace with hash 530618459, now seen corresponding path program 1 times [2021-11-02 22:32:27,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:27,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947183105] [2021-11-02 22:32:27,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:27,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:27,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:27,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947183105] [2021-11-02 22:32:27,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947183105] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:27,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:27,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:27,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240229146] [2021-11-02 22:32:27,290 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:27,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:27,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:32:27,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:32:27,292 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 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) [2021-11-02 22:32:27,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:27,355 INFO L93 Difference]: Finished difference Result 133 states and 184 transitions. [2021-11-02 22:32:27,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:32:27,356 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 184 transitions. [2021-11-02 22:32:27,358 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 96 [2021-11-02 22:32:27,360 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 133 states and 184 transitions. [2021-11-02 22:32:27,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 133 [2021-11-02 22:32:27,361 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 133 [2021-11-02 22:32:27,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 133 states and 184 transitions. [2021-11-02 22:32:27,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:27,363 INFO L681 BuchiCegarLoop]: Abstraction has 133 states and 184 transitions. [2021-11-02 22:32:27,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states and 184 transitions. [2021-11-02 22:32:27,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131. [2021-11-02 22:32:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 131 states have (on average 1.381679389312977) internal successors, (181), 130 states have internal predecessors, (181), 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) [2021-11-02 22:32:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 181 transitions. [2021-11-02 22:32:27,372 INFO L704 BuchiCegarLoop]: Abstraction has 131 states and 181 transitions. [2021-11-02 22:32:27,372 INFO L587 BuchiCegarLoop]: Abstraction has 131 states and 181 transitions. [2021-11-02 22:32:27,373 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-02 22:32:27,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 131 states and 181 transitions. [2021-11-02 22:32:27,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2021-11-02 22:32:27,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:27,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:27,380 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:27,380 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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, 1, 1, 1] [2021-11-02 22:32:27,381 INFO L791 eck$LassoCheckResult]: Stem: 706#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 697#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 698#L199 assume 0 == ~r1~0 % 256; 692#L200 assume ~id1~0 >= 0; 693#L201 assume 0 == ~st1~0; 665#L202 assume ~send1~0 == ~id1~0; 666#L203 assume 0 == ~mode1~0 % 256; 682#L204 assume ~id2~0 >= 0; 640#L205 assume 0 == ~st2~0; 641#L206 assume ~send2~0 == ~id2~0; 624#L207 assume 0 == ~mode2~0 % 256; 625#L208 assume ~id3~0 >= 0; 696#L209 assume 0 == ~st3~0; 644#L210 assume ~send3~0 == ~id3~0; 645#L211 assume 0 == ~mode3~0 % 256; 633#L212 assume ~id4~0 >= 0; 634#L213 assume 0 == ~st4~0; 708#L214 assume ~send4~0 == ~id4~0; 709#L215 assume 0 == ~mode4~0 % 256; 695#L216 assume ~id5~0 >= 0; 673#L217 assume 0 == ~st5~0; 674#L218 assume ~send5~0 == ~id5~0; 699#L219 assume 0 == ~mode5~0 % 256; 710#L220 assume ~id1~0 != ~id2~0; 661#L221 assume ~id1~0 != ~id3~0; 658#L222 assume ~id1~0 != ~id4~0; 659#L223 assume ~id1~0 != ~id5~0; 652#L224 assume ~id2~0 != ~id3~0; 653#L225 assume ~id2~0 != ~id4~0; 648#L226 assume ~id2~0 != ~id5~0; 649#L227 assume ~id3~0 != ~id4~0; 667#L228 assume ~id3~0 != ~id5~0; 668#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 711#L199-1 init_#res := init_~tmp~0; 656#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 657#L22 assume !(0 == assume_abort_if_not_~cond); 683#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 684#L420 [2021-11-02 22:32:27,381 INFO L793 eck$LassoCheckResult]: Loop: 684#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 748#L71 assume !(0 != ~mode1~0 % 256); 747#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 746#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 678#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 745#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 743#L103 assume !(node2_~m2~0 != ~nomsg~0); 740#L103-1 ~mode2~0 := 0; 738#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 737#L125 assume !(0 != ~mode3~0 % 256); 736#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 731#L138-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 730#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 728#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 727#L153 assume !(node4_~m4~0 != ~nomsg~0); 724#L153-1 ~mode4~0 := 0; 722#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 721#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 720#L178 assume !(node5_~m5~0 != ~nomsg~0); 716#L178-1 ~mode5~0 := 0; 714#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 713#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 712#L333 assume !(~r1~0 % 256 >= 5); 650#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 651#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 751#L332-1 check_#res := check_~tmp~1; 750#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 749#L425 assume !(0 == assert_~arg % 256); 684#L420 [2021-11-02 22:32:27,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:27,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 3 times [2021-11-02 22:32:27,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:27,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216296386] [2021-11-02 22:32:27,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:27,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,432 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,501 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:27,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:27,502 INFO L85 PathProgramCache]: Analyzing trace with hash 417454089, now seen corresponding path program 1 times [2021-11-02 22:32:27,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:27,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837613161] [2021-11-02 22:32:27,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:27,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,521 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:27,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:27,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:27,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1164603013, now seen corresponding path program 1 times [2021-11-02 22:32:27,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:27,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344780300] [2021-11-02 22:32:27,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:27,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:27,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:27,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344780300] [2021-11-02 22:32:27,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344780300] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:27,659 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:27,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:27,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150102755] [2021-11-02 22:32:29,128 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:32:29,129 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:32:29,129 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:32:29,130 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:32:29,130 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 22:32:29,130 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:29,130 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:32:29,130 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:32:29,131 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-02 22:32:29,131 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:32:29,131 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:32:29,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:29,834 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-02 22:32:35,408 WARN L207 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 169 DAG size of output: 121 [2021-11-02 22:32:35,447 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:32:35,448 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-02 22:32:35,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:35,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:35,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:35,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 22:32:35,471 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:32:35,471 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:32:35,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-02 22:32:35,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:35,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:35,509 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:35,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 22:32:35,511 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-02 22:32:35,511 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:32:35,668 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-02 22:32:35,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:35,675 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:32:35,675 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:32:35,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:32:35,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:32:35,675 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 22:32:35,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:35,675 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:32:35,676 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:32:35,676 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-02 22:32:35,676 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:32:35,676 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:32:35,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:35,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:32:36,290 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-02 22:32:41,342 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:32:41,346 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 22:32:41,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,355 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 22:32:41,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,461 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,467 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 [2021-11-02 22:32:41,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 22:32:41,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,505 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 22:32:41,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,540 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 22:32:41,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,580 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 22:32:41,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,616 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 22:32:41,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,650 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 22:32:41,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,743 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,752 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 [2021-11-02 22:32:41,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 22:32:41,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,822 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,827 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 [2021-11-02 22:32:41,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:41,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:41,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:41,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:41,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 22:32:41,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:41,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:41,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:41,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,880 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-02 22:32:41,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:41,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:41,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:41,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:41,891 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:41,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,046 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-02 22:32:42,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,252 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-02 22:32:42,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,320 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-02 22:32:42,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,387 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-02 22:32:42,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,472 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-02 22:32:42,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,549 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-02 22:32:42,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,621 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-02 22:32:42,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:32:42,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:32:42,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-11-02 22:32:42,668 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-02 22:32:42,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,669 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-02 22:32:42,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,682 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,708 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-02 22:32:42,713 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 [2021-11-02 22:32:42,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-11-02 22:32:42,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,755 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-02 22:32:42,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,764 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-11-02 22:32:42,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,788 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-02 22:32:42,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,799 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,840 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-02 22:32:42,842 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 [2021-11-02 22:32:42,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,850 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,850 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-02 22:32:42,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,875 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-02 22:32:42,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,885 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,886 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-02 22:32:42,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,912 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-02 22:32:42,913 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 [2021-11-02 22:32:42,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:42,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:42,950 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:42,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-02 22:32:42,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:42,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:42,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:42,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:42,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:42,960 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:42,961 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:42,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:42,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:42,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-02 22:32:42,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:42,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,010 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-02 22:32:43,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,025 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,077 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,097 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:43,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-02 22:32:43,274 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-02 22:32:43,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,598 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,615 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,615 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-02 22:32:43,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,670 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,686 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-02 22:32:43,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,740 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,754 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,756 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-02 22:32:43,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,812 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,826 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,827 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-02 22:32:43,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,883 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,898 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,898 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-02 22:32:43,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:43,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:43,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:43,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:43,953 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:43,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:43,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:43,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:43,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:43,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:43,967 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:43,968 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:43,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:43,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-02 22:32:43,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,025 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-02 22:32:44,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,026 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,029 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 [2021-11-02 22:32:44,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,040 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,042 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-02 22:32:44,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,095 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,110 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-02 22:32:44,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,161 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,176 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-02 22:32:44,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,228 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,230 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 [2021-11-02 22:32:44,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-02 22:32:44,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,295 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,315 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-02 22:32:44,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,369 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,383 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-02 22:32:44,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,440 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-02 22:32:44,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,515 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:44,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-02 22:32:44,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,589 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,591 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 [2021-11-02 22:32:44,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:44,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,604 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:44,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:44,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-02 22:32:44,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:44,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:44,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:44,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:44,667 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:44,669 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 [2021-11-02 22:32:44,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:44,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:44,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:44,683 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:44,683 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:44,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-02 22:32:44,926 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:32:44,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,329 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,342 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-02 22:32:45,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,389 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,402 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,404 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-02 22:32:45,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,448 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,460 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,463 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-02 22:32:45,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,507 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-02 22:32:45,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,572 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,586 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,589 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-02 22:32:45,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,634 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,637 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 [2021-11-02 22:32:45,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:45,650 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:45,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-02 22:32:45,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,699 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-02 22:32:45,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,701 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,714 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:45,716 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:45,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-02 22:32:45,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,762 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:45,776 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:45,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-02 22:32:45,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,820 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,832 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:45,833 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:45,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-02 22:32:45,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,883 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-02 22:32:45,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:45,901 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:45,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:45,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:45,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:45,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:45,956 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:45,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:45,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:45,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:45,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:45,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:45,970 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:45,970 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:45,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:45,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-02 22:32:45,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:46,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,022 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:46,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:46,035 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,037 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:46,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-02 22:32:46,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:46,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,085 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:46,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:46,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:46,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-02 22:32:46,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:46,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,145 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:46,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:46,158 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,160 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:46,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-02 22:32:46,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:46,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,209 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:46,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:46,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:46,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-02 22:32:46,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:46,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,272 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,275 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 [2021-11-02 22:32:46,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,290 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:46,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-02 22:32:46,554 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-11-02 22:32:46,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:46,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-02 22:32:46,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:46,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:46,935 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:46,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-02 22:32:46,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:46,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:46,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:46,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:46,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:46,946 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:46,947 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:46,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:46,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-02 22:32:47,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,009 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:47,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,029 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:47,032 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:47,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-02 22:32:47,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,080 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:47,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:47,096 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:47,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-02 22:32:47,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,160 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,162 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 [2021-11-02 22:32:47,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:47,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,172 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:47,175 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:47,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-02 22:32:47,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-02 22:32:47,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,207 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-02 22:32:47,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:47,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,218 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:47,220 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:47,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,272 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:32:47,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,291 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:47,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:47,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-02 22:32:47,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,343 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-02 22:32:47,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,344 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,346 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 [2021-11-02 22:32:47,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,356 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,357 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,359 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-02 22:32:47,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,407 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,419 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,419 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,420 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-02 22:32:47,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,468 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,481 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,483 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-02 22:32:47,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-02 22:32:47,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,519 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-02 22:32:47,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,528 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,530 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:47,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,577 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-02 22:32:47,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,586 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,587 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-02 22:32:47,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,610 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-02 22:32:47,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,619 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,620 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,622 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-02 22:32:47,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,646 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-02 22:32:47,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,655 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,656 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,656 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-02 22:32:47,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,701 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-02 22:32:47,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,711 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,711 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,713 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-02 22:32:47,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,768 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-02 22:32:47,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,784 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:47,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:47,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:47,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:47,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-02 22:32:47,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:47,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:47,860 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:47,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:47,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:47,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:47,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:47,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:47,881 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:47,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:47,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-02 22:32:48,062 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-02 22:32:48,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-02 22:32:48,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,592 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-02 22:32:48,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,604 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-02 22:32:48,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,656 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-02 22:32:48,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,667 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:48,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,694 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-02 22:32:48,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,713 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-02 22:32:48,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,744 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-02 22:32:48,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,753 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,755 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:48,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,782 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-02 22:32:48,783 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 [2021-11-02 22:32:48,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,792 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,792 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-02 22:32:48,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,818 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-02 22:32:48,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,828 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:48,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:32:48,829 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:32:48,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:48,855 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-02 22:32:48,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,856 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-02 22:32:48,857 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 [2021-11-02 22:32:48,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,866 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:48,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:48,868 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:48,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:48,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,897 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-02 22:32:48,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,908 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:48,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:48,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:48,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:48,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,936 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-02 22:32:48,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,948 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:48,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:48,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:48,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:48,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-02 22:32:48,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:48,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:48,975 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:48,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-02 22:32:48,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:48,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:48,986 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:48,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:48,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:48,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:48,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:48,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:48,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:48,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:49,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,020 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-02 22:32:49,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,031 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:49,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,032 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:49,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:49,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:49,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,060 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-02 22:32:49,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,070 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:49,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,072 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:49,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:49,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:49,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,125 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-02 22:32:49,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,135 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:49,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,136 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:49,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:49,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:49,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,164 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-02 22:32:49,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,174 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:49,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:49,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:49,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-11-02 22:32:49,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,246 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,266 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:49,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,269 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:49,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:49,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-02 22:32:49,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:49,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-02 22:32:49,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:49,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:49,315 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:49,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-02 22:32:49,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:49,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:49,329 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:49,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:49,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:49,330 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:49,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:49,575 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:32:49,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:50,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:50,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:50,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:50,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:50,821 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:50,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-02 22:32:50,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:50,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:50,832 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:50,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:50,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:50,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:50,832 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:50,834 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:50,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:50,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:50,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:50,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:50,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:50,906 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:50,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-02 22:32:50,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:50,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:50,915 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:50,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:50,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:50,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:50,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:50,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:50,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:50,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:50,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:50,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:50,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:50,944 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:50,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-02 22:32:50,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:50,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:50,955 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:50,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:50,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:50,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:50,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:50,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:50,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:50,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:50,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-02 22:32:50,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:50,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:50,986 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:50,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-02 22:32:50,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:50,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:50,997 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:50,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:50,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:50,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:50,998 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:50,999 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:50,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-02 22:32:51,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,027 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-02 22:32:51,029 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 [2021-11-02 22:32:51,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,037 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:51,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:51,038 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:51,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,062 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-02 22:32:51,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,072 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:32:51,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:51,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:51,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-02 22:32:51,098 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-02 22:32:51,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,099 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-02 22:32:51,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,108 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,110 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,140 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-02 22:32:51,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,150 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,151 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,176 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-02 22:32:51,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,186 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,186 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,212 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-02 22:32:51,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,221 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,224 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-02 22:32:51,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,274 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-02 22:32:51,275 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 [2021-11-02 22:32:51,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,309 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-02 22:32:51,310 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 [2021-11-02 22:32:51,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,319 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,321 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:51,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,351 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-02 22:32:51,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,362 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,363 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-02 22:32:51,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,389 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-02 22:32:51,390 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 [2021-11-02 22:32:51,398 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,399 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,399 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,401 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-11-02 22:32:51,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,430 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-02 22:32:51,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:51,440 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,442 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:51,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:51,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:51,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-11-02 22:32:51,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:51,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:51,473 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:51,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-02 22:32:51,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:51,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:51,487 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:51,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:51,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:51,487 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:51,487 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:51,852 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-11-02 22:32:51,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-11-02 22:32:53,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,140 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-02 22:32:53,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,152 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,180 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-02 22:32:53,181 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 [2021-11-02 22:32:53,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,192 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-02 22:32:53,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,225 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-02 22:32:53,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,235 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,238 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,301 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-02 22:32:53,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,314 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,347 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-02 22:32:53,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,357 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,358 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,391 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-02 22:32:53,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,401 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:53,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,402 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:32:53,404 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:32:53,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,438 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-02 22:32:53,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,440 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-02 22:32:53,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,449 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,498 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-02 22:32:53,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,509 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,510 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,535 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-02 22:32:53,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,546 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,572 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-02 22:32:53,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,583 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,583 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,584 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,585 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-11-02 22:32:53,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,614 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-02 22:32:53,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-11-02 22:32:53,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,650 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-02 22:32:53,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,658 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,659 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,661 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-11-02 22:32:53,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,690 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-02 22:32:53,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,700 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,725 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-02 22:32:53,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:53,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,763 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-02 22:32:53,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,772 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:53,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:53,774 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:53,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:53,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:53,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-11-02 22:32:53,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:53,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:53,800 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:53,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-02 22:32:53,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:53,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:53,812 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:53,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:53,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:53,812 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:53,812 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:54,045 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:32:54,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:54,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:54,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:54,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:54,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:54,719 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:54,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:54,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:54,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:54,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:54,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:54,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:54,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:54,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:54,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:54,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-02 22:32:54,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:54,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:54,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:54,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:54,795 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:54,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:54,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:54,808 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:54,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:54,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:54,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:54,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:54,810 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:54,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:54,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-02 22:32:54,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:54,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:54,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:54,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:54,871 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:54,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:54,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:54,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:54,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:54,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:54,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:54,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:54,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:54,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:54,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-02 22:32:54,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:54,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:54,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:54,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:54,936 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:54,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:54,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:54,948 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:54,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:54,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:54,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:54,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:54,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:54,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:54,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-02 22:32:54,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:54,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:54,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:54,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:54,997 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,003 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 [2021-11-02 22:32:55,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:55,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:55,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:55,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-02 22:32:55,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:55,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,064 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,066 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 [2021-11-02 22:32:55,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:32:55,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:32:55,078 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:32:55,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-02 22:32:55,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:55,122 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-02 22:32:55,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,124 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,135 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-02 22:32:55,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:55,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,190 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,202 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-02 22:32:55,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-11-02 22:32:55,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,241 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-02 22:32:55,242 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 [2021-11-02 22:32:55,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,250 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,250 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:55,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,277 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-02 22:32:55,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,286 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,287 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-11-02 22:32:55,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,315 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-02 22:32:55,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,324 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,325 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-11-02 22:32:55,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,349 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-02 22:32:55,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,358 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,358 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-11-02 22:32:55,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,385 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-02 22:32:55,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,393 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,394 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-11-02 22:32:55,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,418 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-02 22:32:55,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,427 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,427 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,427 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-11-02 22:32:55,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,456 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-02 22:32:55,457 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 [2021-11-02 22:32:55,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,465 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:55,465 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:55,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:55,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:55,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:55,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:55,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:55,530 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:55,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:55,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:55,554 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:55,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:55,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:55,554 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:32:55,555 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:55,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-02 22:32:55,943 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-11-02 22:32:55,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:56,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:56,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:56,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:56,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:56,899 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:56,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:56,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-02 22:32:56,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:56,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:56,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:56,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:56,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:56,915 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:56,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:56,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:56,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:56,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:56,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:56,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:56,949 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:56,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-02 22:32:56,950 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 [2021-11-02 22:32:56,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:56,958 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:56,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:56,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:56,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:56,958 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:56,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:56,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:56,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:56,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:56,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:56,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:56,989 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:56,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-02 22:32:56,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:56,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:56,999 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:56,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:56,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:56,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:56,999 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:57,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:57,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:57,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:57,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-11-02 22:32:57,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:57,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:57,031 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:57,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-02 22:32:57,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:57,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:57,040 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:57,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:57,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:57,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:57,040 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:57,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:57,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:57,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:57,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:57,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:57,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:57,071 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:57,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-02 22:32:57,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:32:57,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:57,079 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:57,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:57,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:57,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:57,080 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:57,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:57,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:57,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:57,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:57,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:32:57,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:57,106 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:32:57,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-02 22:32:57,107 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 [2021-11-02 22:32:57,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:32:57,115 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:32:57,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:32:57,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:32:57,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:32:57,115 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:32:57,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:32:57,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:32:57,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:32:57,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3832bdd-5283-4e34-b638-3d9a33a67303/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-11-02 22:32:57,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:57,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:32:57,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:32:57,143 INFO L87 Difference]: Start difference. First operand 131 states and 181 transitions. cyclomatic complexity: 51 Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-11-02 22:32:57,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:57,168 INFO L93 Difference]: Finished difference Result 213 states and 303 transitions. [2021-11-02 22:32:57,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:32:57,169 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 213 states and 303 transitions. [2021-11-02 22:32:57,172 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 176 [2021-11-02 22:32:57,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 213 states to 213 states and 303 transitions. [2021-11-02 22:32:57,175 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 213 [2021-11-02 22:32:57,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 213 [2021-11-02 22:32:57,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 213 states and 303 transitions. [2021-11-02 22:32:57,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:57,178 INFO L681 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:32:57,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states and 303 transitions. [2021-11-02 22:32:57,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-11-02 22:32:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 213 states have (on average 1.4225352112676057) internal successors, (303), 212 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) [2021-11-02 22:32:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 303 transitions. [2021-11-02 22:32:57,193 INFO L704 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:32:57,193 INFO L587 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:32:57,193 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-02 22:32:57,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 213 states and 303 transitions. [2021-11-02 22:32:57,195 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 176 [2021-11-02 22:32:57,195 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:57,195 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:57,197 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,197 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,198 INFO L791 eck$LassoCheckResult]: Stem: 1074#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1062#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1063#L199 assume 0 == ~r1~0 % 256; 1053#L200 assume ~id1~0 >= 0; 1054#L201 assume 0 == ~st1~0; 1016#L202 assume ~send1~0 == ~id1~0; 1017#L203 assume 0 == ~mode1~0 % 256; 1038#L204 assume ~id2~0 >= 0; 991#L205 assume 0 == ~st2~0; 992#L206 assume ~send2~0 == ~id2~0; 976#L207 assume 0 == ~mode2~0 % 256; 977#L208 assume ~id3~0 >= 0; 1061#L209 assume 0 == ~st3~0; 995#L210 assume ~send3~0 == ~id3~0; 996#L211 assume 0 == ~mode3~0 % 256; 978#L212 assume ~id4~0 >= 0; 979#L213 assume 0 == ~st4~0; 1079#L214 assume ~send4~0 == ~id4~0; 1080#L215 assume 0 == ~mode4~0 % 256; 1057#L216 assume ~id5~0 >= 0; 1029#L217 assume 0 == ~st5~0; 1030#L218 assume ~send5~0 == ~id5~0; 1065#L219 assume 0 == ~mode5~0 % 256; 1082#L220 assume ~id1~0 != ~id2~0; 1015#L221 assume ~id1~0 != ~id3~0; 1012#L222 assume ~id1~0 != ~id4~0; 1013#L223 assume ~id1~0 != ~id5~0; 1005#L224 assume ~id2~0 != ~id3~0; 1006#L225 assume ~id2~0 != ~id4~0; 1001#L226 assume ~id2~0 != ~id5~0; 1002#L227 assume ~id3~0 != ~id4~0; 1021#L228 assume ~id3~0 != ~id5~0; 1022#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 1084#L199-1 init_#res := init_~tmp~0; 1009#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1010#L22 assume !(0 == assume_abort_if_not_~cond); 1041#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 1042#L420 [2021-11-02 22:32:57,198 INFO L793 eck$LassoCheckResult]: Loop: 1042#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 980#L71 assume !(0 != ~mode1~0 % 256); 982#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1007#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1008#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1077#L100 assume !(0 != ~mode2~0 % 256); 1078#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 1070#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 1071#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1023#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1024#L128 assume !(node3_~m3~0 != ~nomsg~0); 1161#L128-1 ~mode3~0 := 0; 999#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1000#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 993#L153 assume !(node4_~m4~0 != ~nomsg~0); 984#L153-1 ~mode4~0 := 0; 1014#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1028#L175 assume !(0 != ~mode5~0 % 256); 1111#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 989#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 990#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1102#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1103#L333 assume !(~r1~0 % 256 >= 5); 1003#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1004#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1058#L332-1 check_#res := check_~tmp~1; 1059#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1101#L425 assume !(0 == assert_~arg % 256); 1148#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1095#L71 assume !(0 != ~mode1~0 % 256); 1096#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1089#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1090#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1086#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1073#L103 assume !(node2_~m2~0 != ~nomsg~0); 1019#L103-1 ~mode2~0 := 0; 1048#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1049#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1076#L128 assume !(node3_~m3~0 != ~nomsg~0); 1026#L128-1 ~mode3~0 := 0; 1027#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1045#L150 assume !(0 != ~mode4~0 % 256); 1046#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 1156#L163-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 1155#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1154#L175 assume !(0 != ~mode5~0 % 256); 1105#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1106#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 985#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 986#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1099#L333 assume !(~r1~0 % 256 >= 5); 1100#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1151#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1150#L332-1 check_#res := check_~tmp~1; 1051#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1052#L425 assume !(0 == assert_~arg % 256); 1042#L420 [2021-11-02 22:32:57,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 4 times [2021-11-02 22:32:57,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622052864] [2021-11-02 22:32:57,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,236 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,262 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:57,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,263 INFO L85 PathProgramCache]: Analyzing trace with hash -897658115, now seen corresponding path program 1 times [2021-11-02 22:32:57,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753376569] [2021-11-02 22:32:57,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:57,325 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:57,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:57,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753376569] [2021-11-02 22:32:57,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753376569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:57,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:57,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:57,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143269472] [2021-11-02 22:32:57,327 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:57,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:57,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:32:57,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:32:57,328 INFO L87 Difference]: Start difference. First operand 213 states and 303 transitions. cyclomatic complexity: 91 Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2021-11-02 22:32:57,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:57,346 INFO L93 Difference]: Finished difference Result 317 states and 454 transitions. [2021-11-02 22:32:57,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:32:57,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 317 states and 454 transitions. [2021-11-02 22:32:57,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 280 [2021-11-02 22:32:57,354 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 317 states to 317 states and 454 transitions. [2021-11-02 22:32:57,355 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 317 [2021-11-02 22:32:57,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 317 [2021-11-02 22:32:57,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 317 states and 454 transitions. [2021-11-02 22:32:57,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:57,359 INFO L681 BuchiCegarLoop]: Abstraction has 317 states and 454 transitions. [2021-11-02 22:32:57,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states and 454 transitions. [2021-11-02 22:32:57,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 295. [2021-11-02 22:32:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 295 states have (on average 1.4372881355932203) internal successors, (424), 294 states have internal predecessors, (424), 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) [2021-11-02 22:32:57,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 424 transitions. [2021-11-02 22:32:57,376 INFO L704 BuchiCegarLoop]: Abstraction has 295 states and 424 transitions. [2021-11-02 22:32:57,376 INFO L587 BuchiCegarLoop]: Abstraction has 295 states and 424 transitions. [2021-11-02 22:32:57,376 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-02 22:32:57,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 295 states and 424 transitions. [2021-11-02 22:32:57,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 258 [2021-11-02 22:32:57,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:57,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:57,380 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,380 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,381 INFO L791 eck$LassoCheckResult]: Stem: 1601#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1590#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1591#L199 assume 0 == ~r1~0 % 256; 1585#L200 assume ~id1~0 >= 0; 1586#L201 assume 0 == ~st1~0; 1551#L202 assume ~send1~0 == ~id1~0; 1552#L203 assume 0 == ~mode1~0 % 256; 1574#L204 assume ~id2~0 >= 0; 1526#L205 assume 0 == ~st2~0; 1527#L206 assume ~send2~0 == ~id2~0; 1512#L207 assume 0 == ~mode2~0 % 256; 1513#L208 assume ~id3~0 >= 0; 1589#L209 assume 0 == ~st3~0; 1530#L210 assume ~send3~0 == ~id3~0; 1531#L211 assume 0 == ~mode3~0 % 256; 1514#L212 assume ~id4~0 >= 0; 1515#L213 assume 0 == ~st4~0; 1605#L214 assume ~send4~0 == ~id4~0; 1606#L215 assume 0 == ~mode4~0 % 256; 1588#L216 assume ~id5~0 >= 0; 1562#L217 assume 0 == ~st5~0; 1563#L218 assume ~send5~0 == ~id5~0; 1592#L219 assume 0 == ~mode5~0 % 256; 1607#L220 assume ~id1~0 != ~id2~0; 1550#L221 assume ~id1~0 != ~id3~0; 1546#L222 assume ~id1~0 != ~id4~0; 1547#L223 assume ~id1~0 != ~id5~0; 1540#L224 assume ~id2~0 != ~id3~0; 1541#L225 assume ~id2~0 != ~id4~0; 1536#L226 assume ~id2~0 != ~id5~0; 1537#L227 assume ~id3~0 != ~id4~0; 1556#L228 assume ~id3~0 != ~id5~0; 1557#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 1608#L199-1 init_#res := init_~tmp~0; 1544#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1545#L22 assume !(0 == assume_abort_if_not_~cond); 1576#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 1577#L420 [2021-11-02 22:32:57,381 INFO L793 eck$LassoCheckResult]: Loop: 1577#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1624#L71 assume !(0 != ~mode1~0 % 256); 1618#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1542#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1543#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1604#L100 assume !(0 != ~mode2~0 % 256); 1594#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 1595#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 1598#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1801#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1799#L128 assume !(node3_~m3~0 != ~nomsg~0); 1796#L128-1 ~mode3~0 := 0; 1794#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1792#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1793#L153 assume !(node4_~m4~0 != ~nomsg~0); 1548#L153-1 ~mode4~0 := 0; 1549#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1509#L175 assume !(0 != ~mode5~0 % 256); 1510#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1524#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 1525#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1737#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1738#L333 assume !(~r1~0 % 256 >= 5); 1538#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1539#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1567#L332-1 check_#res := check_~tmp~1; 1583#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1584#L425 assume !(0 == assert_~arg % 256); 1587#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1516#L71 assume 0 != ~mode1~0 % 256; 1517#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 1619#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1564#L78 assume !(node1_~m1~0 != ~nomsg~0); 1565#L78-1 ~mode1~0 := 0; 1615#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1665#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1666#L103 assume !(node2_~m2~0 != ~nomsg~0); 1593#L103-1 ~mode2~0 := 0; 1581#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1558#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1559#L128 assume !(node3_~m3~0 != ~nomsg~0); 1561#L128-1 ~mode3~0 := 0; 1534#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1535#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1528#L153 assume !(node4_~m4~0 != ~nomsg~0); 1519#L153-1 ~mode4~0 := 0; 1763#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1760#L175 assume !(0 != ~mode5~0 % 256); 1755#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1751#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 1739#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1740#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1627#L333 assume !(~r1~0 % 256 >= 5); 1629#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1742#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1673#L332-1 check_#res := check_~tmp~1; 1671#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1669#L425 assume !(0 == assert_~arg % 256); 1577#L420 [2021-11-02 22:32:57,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 5 times [2021-11-02 22:32:57,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443398428] [2021-11-02 22:32:57,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,410 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,435 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:57,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1071759890, now seen corresponding path program 1 times [2021-11-02 22:32:57,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868880542] [2021-11-02 22:32:57,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:57,471 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:57,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:57,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868880542] [2021-11-02 22:32:57,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868880542] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:57,471 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:57,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:57,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457050294] [2021-11-02 22:32:57,472 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:57,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:57,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:32:57,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:32:57,473 INFO L87 Difference]: Start difference. First operand 295 states and 424 transitions. cyclomatic complexity: 130 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-02 22:32:57,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:57,497 INFO L93 Difference]: Finished difference Result 309 states and 432 transitions. [2021-11-02 22:32:57,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:32:57,498 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 309 states and 432 transitions. [2021-11-02 22:32:57,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 272 [2021-11-02 22:32:57,504 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 309 states to 309 states and 432 transitions. [2021-11-02 22:32:57,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 309 [2021-11-02 22:32:57,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 309 [2021-11-02 22:32:57,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 309 states and 432 transitions. [2021-11-02 22:32:57,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:57,507 INFO L681 BuchiCegarLoop]: Abstraction has 309 states and 432 transitions. [2021-11-02 22:32:57,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states and 432 transitions. [2021-11-02 22:32:57,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2021-11-02 22:32:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 307 states have (on average 1.4006514657980456) internal successors, (430), 306 states have internal predecessors, (430), 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) [2021-11-02 22:32:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 430 transitions. [2021-11-02 22:32:57,523 INFO L704 BuchiCegarLoop]: Abstraction has 307 states and 430 transitions. [2021-11-02 22:32:57,523 INFO L587 BuchiCegarLoop]: Abstraction has 307 states and 430 transitions. [2021-11-02 22:32:57,523 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-02 22:32:57,523 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 307 states and 430 transitions. [2021-11-02 22:32:57,526 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-11-02 22:32:57,526 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:57,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:57,527 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,528 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,528 INFO L791 eck$LassoCheckResult]: Stem: 2210#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 2200#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 2201#L199 assume 0 == ~r1~0 % 256; 2195#L200 assume ~id1~0 >= 0; 2196#L201 assume 0 == ~st1~0; 2160#L202 assume ~send1~0 == ~id1~0; 2161#L203 assume 0 == ~mode1~0 % 256; 2185#L204 assume ~id2~0 >= 0; 2136#L205 assume 0 == ~st2~0; 2137#L206 assume ~send2~0 == ~id2~0; 2122#L207 assume 0 == ~mode2~0 % 256; 2123#L208 assume ~id3~0 >= 0; 2199#L209 assume 0 == ~st3~0; 2142#L210 assume ~send3~0 == ~id3~0; 2143#L211 assume 0 == ~mode3~0 % 256; 2128#L212 assume ~id4~0 >= 0; 2129#L213 assume 0 == ~st4~0; 2213#L214 assume ~send4~0 == ~id4~0; 2214#L215 assume 0 == ~mode4~0 % 256; 2198#L216 assume ~id5~0 >= 0; 2171#L217 assume 0 == ~st5~0; 2172#L218 assume ~send5~0 == ~id5~0; 2202#L219 assume 0 == ~mode5~0 % 256; 2215#L220 assume ~id1~0 != ~id2~0; 2159#L221 assume ~id1~0 != ~id3~0; 2155#L222 assume ~id1~0 != ~id4~0; 2156#L223 assume ~id1~0 != ~id5~0; 2149#L224 assume ~id2~0 != ~id3~0; 2150#L225 assume ~id2~0 != ~id4~0; 2146#L226 assume ~id2~0 != ~id5~0; 2147#L227 assume ~id3~0 != ~id4~0; 2165#L228 assume ~id3~0 != ~id5~0; 2166#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 2216#L199-1 init_#res := init_~tmp~0; 2153#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2154#L22 assume !(0 == assume_abort_if_not_~cond); 2188#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 2189#L420 [2021-11-02 22:32:57,528 INFO L793 eck$LassoCheckResult]: Loop: 2189#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2234#L71 assume !(0 != ~mode1~0 % 256); 2307#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 2151#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 2152#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2212#L100 assume !(0 != ~mode2~0 % 256); 2204#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 2205#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 2191#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2167#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2168#L128 assume !(node3_~m3~0 != ~nomsg~0); 2170#L128-1 ~mode3~0 := 0; 2144#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2145#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2138#L153 assume !(node4_~m4~0 != ~nomsg~0); 2131#L153-1 ~mode4~0 := 0; 2410#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2408#L175 assume !(0 != ~mode5~0 % 256); 2407#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 2405#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 2124#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2125#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2184#L333 assume !(~r1~0 % 256 >= 5); 2148#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2140#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 2141#L332-1 check_#res := check_~tmp~1; 2193#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2194#L425 assume !(0 == assert_~arg % 256); 2197#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2126#L71 assume 0 != ~mode1~0 % 256; 2127#L72 assume !(255 == ~r1~0 % 256); 2217#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2173#L78 assume !(node1_~m1~0 != ~nomsg~0); 2174#L78-1 ~mode1~0 := 0; 2220#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2331#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2332#L103 assume !(node2_~m2~0 != ~nomsg~0); 2378#L103-1 ~mode2~0 := 0; 2377#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2376#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2374#L128 assume !(node3_~m3~0 != ~nomsg~0); 2371#L128-1 ~mode3~0 := 0; 2369#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2368#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2366#L153 assume !(node4_~m4~0 != ~nomsg~0); 2363#L153-1 ~mode4~0 := 0; 2361#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2359#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2358#L178 assume !(node5_~m5~0 != ~nomsg~0); 2355#L178-1 ~mode5~0 := 0; 2353#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2352#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2350#L333 assume !(~r1~0 % 256 >= 5); 2351#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2306#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 2302#L332-1 check_#res := check_~tmp~1; 2299#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2297#L425 assume !(0 == assert_~arg % 256); 2189#L420 [2021-11-02 22:32:57,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 6 times [2021-11-02 22:32:57,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674722744] [2021-11-02 22:32:57,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,549 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,575 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:57,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,576 INFO L85 PathProgramCache]: Analyzing trace with hash 460871350, now seen corresponding path program 1 times [2021-11-02 22:32:57,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096141532] [2021-11-02 22:32:57,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:57,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:57,662 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096141532] [2021-11-02 22:32:57,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096141532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:57,663 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:57,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:57,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910493770] [2021-11-02 22:32:57,664 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:32:57,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:57,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:32:57,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:32:57,665 INFO L87 Difference]: Start difference. First operand 307 states and 430 transitions. cyclomatic complexity: 124 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-02 22:32:57,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:57,685 INFO L93 Difference]: Finished difference Result 553 states and 775 transitions. [2021-11-02 22:32:57,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:32:57,686 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 553 states and 775 transitions. [2021-11-02 22:32:57,692 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2021-11-02 22:32:57,698 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 553 states to 553 states and 775 transitions. [2021-11-02 22:32:57,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 553 [2021-11-02 22:32:57,699 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 553 [2021-11-02 22:32:57,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 553 states and 775 transitions. [2021-11-02 22:32:57,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:32:57,701 INFO L681 BuchiCegarLoop]: Abstraction has 553 states and 775 transitions. [2021-11-02 22:32:57,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states and 775 transitions. [2021-11-02 22:32:57,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 541. [2021-11-02 22:32:57,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 541 states have (on average 1.399260628465804) internal successors, (757), 540 states have internal predecessors, (757), 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) [2021-11-02 22:32:57,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 757 transitions. [2021-11-02 22:32:57,720 INFO L704 BuchiCegarLoop]: Abstraction has 541 states and 757 transitions. [2021-11-02 22:32:57,720 INFO L587 BuchiCegarLoop]: Abstraction has 541 states and 757 transitions. [2021-11-02 22:32:57,720 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-02 22:32:57,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 541 states and 757 transitions. [2021-11-02 22:32:57,724 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 504 [2021-11-02 22:32:57,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:32:57,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:32:57,726 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,727 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:57,727 INFO L791 eck$LassoCheckResult]: Stem: 3080#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 3069#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 3070#L199 assume 0 == ~r1~0 % 256; 3064#L200 assume ~id1~0 >= 0; 3065#L201 assume 0 == ~st1~0; 3026#L202 assume ~send1~0 == ~id1~0; 3027#L203 assume 0 == ~mode1~0 % 256; 3050#L204 assume ~id2~0 >= 0; 3001#L205 assume 0 == ~st2~0; 3002#L206 assume ~send2~0 == ~id2~0; 2988#L207 assume 0 == ~mode2~0 % 256; 2989#L208 assume ~id3~0 >= 0; 3068#L209 assume 0 == ~st3~0; 3005#L210 assume ~send3~0 == ~id3~0; 3006#L211 assume 0 == ~mode3~0 % 256; 2990#L212 assume ~id4~0 >= 0; 2991#L213 assume 0 == ~st4~0; 3085#L214 assume ~send4~0 == ~id4~0; 3086#L215 assume 0 == ~mode4~0 % 256; 3067#L216 assume ~id5~0 >= 0; 3037#L217 assume 0 == ~st5~0; 3038#L218 assume ~send5~0 == ~id5~0; 3071#L219 assume 0 == ~mode5~0 % 256; 3089#L220 assume ~id1~0 != ~id2~0; 3025#L221 assume ~id1~0 != ~id3~0; 3022#L222 assume ~id1~0 != ~id4~0; 3023#L223 assume ~id1~0 != ~id5~0; 3015#L224 assume ~id2~0 != ~id3~0; 3016#L225 assume ~id2~0 != ~id4~0; 3011#L226 assume ~id2~0 != ~id5~0; 3012#L227 assume ~id3~0 != ~id4~0; 3031#L228 assume ~id3~0 != ~id5~0; 3032#L229 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 3091#L199-1 init_#res := init_~tmp~0; 3019#L324 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3020#L22 assume !(0 == assume_abort_if_not_~cond); 3053#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 3054#L420 [2021-11-02 22:32:57,727 INFO L793 eck$LassoCheckResult]: Loop: 3054#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3222#L71 assume !(0 != ~mode1~0 % 256); 3219#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 3217#L88-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 3215#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3213#L100 assume !(0 != ~mode2~0 % 256); 3210#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 3209#L113-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 3208#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3207#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3206#L128 assume !(node3_~m3~0 != ~nomsg~0); 3202#L128-1 ~mode3~0 := 0; 3203#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3195#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3184#L153 assume !(node4_~m4~0 != ~nomsg~0); 3182#L153-1 ~mode4~0 := 0; 3301#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3300#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3180#L178 assume !(node5_~m5~0 != ~nomsg~0); 3178#L178-1 ~mode5~0 := 0; 3146#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3147#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3131#L333 assume !(~r1~0 % 256 >= 5); 3128#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3125#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 3122#L332-1 check_#res := check_~tmp~1; 3119#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3116#L425 assume !(0 == assert_~arg % 256); 3114#L420 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3113#L71 assume 0 != ~mode1~0 % 256; 3092#L72 assume !(255 == ~r1~0 % 256); 3093#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3109#L78 assume !(node1_~m1~0 != ~nomsg~0); 3103#L78-1 ~mode1~0 := 0; 3104#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3423#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3420#L103 assume !(node2_~m2~0 != ~nomsg~0); 3416#L103-1 ~mode2~0 := 0; 3414#L100-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3411#L125 assume !(0 != ~mode3~0 % 256); 3388#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 3278#L138-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 3274#L125-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3272#L150 assume !(0 != ~mode4~0 % 256); 3267#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 3264#L163-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 3261#L150-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3252#L175 assume !(0 != ~mode5~0 % 256); 3248#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 3239#L188-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 3238#L175-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3237#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3235#L333 assume !(~r1~0 % 256 >= 5); 3233#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3231#L337 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 3229#L332-1 check_#res := check_~tmp~1; 3227#L352 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3225#L425 assume !(0 == assert_~arg % 256); 3054#L420 [2021-11-02 22:32:57,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 7 times [2021-11-02 22:32:57,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658794568] [2021-11-02 22:32:57,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,743 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,768 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:57,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,768 INFO L85 PathProgramCache]: Analyzing trace with hash 242766882, now seen corresponding path program 1 times [2021-11-02 22:32:57,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185357845] [2021-11-02 22:32:57,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,817 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:32:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:32:57,879 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:32:57,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:57,884 INFO L85 PathProgramCache]: Analyzing trace with hash 2102098452, now seen corresponding path program 1 times [2021-11-02 22:32:57,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:57,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778133132] [2021-11-02 22:32:57,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:57,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:57,961 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-02 22:32:57,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:57,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778133132] [2021-11-02 22:32:57,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778133132] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:32:57,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:32:57,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:32:57,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722474907] [2021-11-02 22:33:00,613 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:33:00,613 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:33:00,613 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:33:00,613 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:33:00,613 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 22:33:00,613 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:33:00,613 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:33:00,613 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:33:00,613 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration8_Loop [2021-11-02 22:33:00,614 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:33:00,614 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:33:00,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:00,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:33:01,491 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2021-11-02 22:33:01,770 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 8192 conjuctions. This might take some time... [2021-11-02 22:33:30,245 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 8192 conjuctions.