./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 71881827e42af7e93d8d7789f21cf70c42c80b5b7128690239afcf02ba9daf37 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:06:59,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:06:59,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:06:59,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:06:59,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:06:59,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:06:59,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:06:59,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:06:59,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:06:59,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:06:59,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:06:59,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:06:59,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:06:59,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:06:59,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:06:59,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:06:59,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:06:59,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:06:59,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:06:59,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:06:59,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:06:59,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:06:59,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:06:59,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:06:59,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:06:59,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:06:59,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:06:59,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:06:59,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:06:59,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:06:59,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:06:59,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:06:59,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:06:59,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:06:59,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:06:59,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:06:59,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:06:59,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:06:59,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:06:59,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:06:59,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:06:59,929 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 21:06:59,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:06:59,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:06:59,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:06:59,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:06:59,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:06:59,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:06:59,956 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:06:59,956 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 21:06:59,956 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 21:06:59,956 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 21:06:59,957 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 21:06:59,958 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 21:06:59,958 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 21:06:59,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:06:59,958 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 21:06:59,958 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:06:59,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:06:59,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 21:06:59,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:06:59,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 21:06:59,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 21:06:59,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 21:06:59,960 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 21:06:59,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:06:59,961 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 21:06:59,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:06:59,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 21:06:59,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:06:59,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:06:59,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:06:59,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:06:59,964 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 21:06:59,964 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_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71881827e42af7e93d8d7789f21cf70c42c80b5b7128690239afcf02ba9daf37 [2022-11-02 21:07:00,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:07:00,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:07:00,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:07:00,299 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:07:00,299 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:07:00,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c [2022-11-02 21:07:00,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/data/10d627297/3d342275380b46019a672c73858e50ef/FLAG57fca5003 [2022-11-02 21:07:00,922 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:07:00,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c [2022-11-02 21:07:00,934 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/data/10d627297/3d342275380b46019a672c73858e50ef/FLAG57fca5003 [2022-11-02 21:07:01,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/data/10d627297/3d342275380b46019a672c73858e50ef [2022-11-02 21:07:01,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:07:01,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:07:01,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:01,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:07:01,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:07:01,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5cc6e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01, skipping insertion in model container [2022-11-02 21:07:01,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:07:01,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:07:01,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c[15103,15116] [2022-11-02 21:07:01,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:01,617 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:07:01,691 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c[15103,15116] [2022-11-02 21:07:01,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:01,707 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:07:01,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01 WrapperNode [2022-11-02 21:07:01,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:01,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:01,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:07:01,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:07:01,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,774 INFO L138 Inliner]: procedures = 26, calls = 17, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 370 [2022-11-02 21:07:01,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:01,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:07:01,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:07:01,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:07:01,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,804 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:07:01,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:07:01,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:07:01,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:07:01,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (1/1) ... [2022-11-02 21:07:01,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:07:01,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:07:01,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:07:01,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 21:07:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:07:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:07:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:07:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:07:02,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:07:02,048 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:07:02,669 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:07:02,676 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:07:02,676 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 21:07:02,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:07:02 BoogieIcfgContainer [2022-11-02 21:07:02,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:07:02,680 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 21:07:02,680 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 21:07:02,689 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 21:07:02,690 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:07:02,690 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 09:07:01" (1/3) ... [2022-11-02 21:07:02,691 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9eff433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 09:07:02, skipping insertion in model container [2022-11-02 21:07:02,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:07:02,691 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:01" (2/3) ... [2022-11-02 21:07:02,692 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9eff433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 09:07:02, skipping insertion in model container [2022-11-02 21:07:02,692 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:07:02,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:07:02" (3/3) ... [2022-11-02 21:07:02,693 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_lcr.6.ufo.UNBOUNDED.pals.c [2022-11-02 21:07:02,783 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 21:07:02,783 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 21:07:02,783 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 21:07:02,784 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 21:07:02,784 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 21:07:02,784 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 21:07:02,784 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 21:07:02,785 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 21:07:02,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:02,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2022-11-02 21:07:02,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:07:02,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:07:02,848 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:07:02,848 INFO L149 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-02 21:07:02,848 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 21:07:02,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:02,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2022-11-02 21:07:02,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:07:02,864 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:07:02,865 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:07:02,865 INFO L149 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-02 21:07:02,874 INFO L748 eck$LassoCheckResult]: Stem: 100#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 36#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 77#L231true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 40#L231-1true init_#res#1 := init_~tmp~0#1; 42#L392true main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 38#L22true assume !(0 == assume_abort_if_not_~cond#1); 88#L21true assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32#L470-2true [2022-11-02 21:07:02,883 INFO L750 eck$LassoCheckResult]: Loop: 32#L470-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19#L78true assume !(0 != ~mode1~0 % 256); 85#L95true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 90#L95-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 39#L78-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 106#L107true assume !(0 != ~mode2~0 % 256); 41#L120true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 29#L120-2true ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 62#L107-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 107#L132true assume !(0 != ~mode3~0 % 256); 54#L145true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 50#L145-2true ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 80#L132-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5#L157true assume !(0 != ~mode4~0 % 256); 65#L170true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 44#L170-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 43#L157-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 91#L182true assume !(0 != ~mode5~0 % 256); 96#L195true assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 73#L195-2true ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 17#L182-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 72#L207true assume !(0 != ~mode6~0 % 256); 60#L220true assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 45#L220-2true ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 84#L207-2true assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 74#L400true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 68#L400-1true check_#res#1 := check_~tmp~1#1; 35#L420true main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 37#L502true assume !(0 == assert_~arg#1 % 256); 102#L497true assume { :end_inline_assert } true; 32#L470-2true [2022-11-02 21:07:02,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:02,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2030119858, now seen corresponding path program 1 times [2022-11-02 21:07:02,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:02,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796031664] [2022-11-02 21:07:02,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:02,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:07:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:07:03,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:07:03,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796031664] [2022-11-02 21:07:03,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796031664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:07:03,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:07:03,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:07:03,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10735983] [2022-11-02 21:07:03,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:07:03,209 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 21:07:03,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:03,210 INFO L85 PathProgramCache]: Analyzing trace with hash 973861706, now seen corresponding path program 1 times [2022-11-02 21:07:03,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:03,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582269716] [2022-11-02 21:07:03,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:03,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:07:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:07:03,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:07:03,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582269716] [2022-11-02 21:07:03,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582269716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:07:03,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:07:03,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:07:03,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374512235] [2022-11-02 21:07:03,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:07:03,727 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:07:03,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:07:03,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:07:03,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:07:03,767 INFO L87 Difference]: Start difference. First operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2022-11-02 21:07:03,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:07:03,936 INFO L93 Difference]: Finished difference Result 110 states and 185 transitions. [2022-11-02 21:07:03,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 185 transitions. [2022-11-02 21:07:03,946 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-02 21:07:03,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 106 states and 142 transitions. [2022-11-02 21:07:03,951 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2022-11-02 21:07:03,951 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2022-11-02 21:07:03,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 142 transitions. [2022-11-02 21:07:03,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:07:03,953 INFO L218 hiAutomatonCegarLoop]: Abstraction has 106 states and 142 transitions. [2022-11-02 21:07:03,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 142 transitions. [2022-11-02 21:07:03,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2022-11-02 21:07:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 105 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 142 transitions. [2022-11-02 21:07:03,992 INFO L240 hiAutomatonCegarLoop]: Abstraction has 106 states and 142 transitions. [2022-11-02 21:07:03,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:07:03,999 INFO L428 stractBuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2022-11-02 21:07:03,999 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 21:07:04,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 142 transitions. [2022-11-02 21:07:04,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-02 21:07:04,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:07:04,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:07:04,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:07:04,005 INFO L149 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-02 21:07:04,005 INFO L748 eck$LassoCheckResult]: Stem: 344#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 295#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 296#L231 assume 0 == ~r1~0 % 256; 335#L232 assume ~id1~0 >= 0; 324#L233 assume 0 == ~st1~0; 325#L234 assume ~send1~0 == ~id1~0; 331#L235 assume 0 == ~mode1~0 % 256; 315#L236 assume ~id2~0 >= 0; 316#L237 assume 0 == ~st2~0; 281#L238 assume ~send2~0 == ~id2~0; 282#L239 assume 0 == ~mode2~0 % 256; 279#L240 assume ~id3~0 >= 0; 280#L241 assume 0 == ~st3~0; 284#L242 assume ~send3~0 == ~id3~0; 334#L243 assume 0 == ~mode3~0 % 256; 247#L244 assume ~id4~0 >= 0; 248#L245 assume 0 == ~st4~0; 283#L246 assume ~send4~0 == ~id4~0; 319#L247 assume 0 == ~mode4~0 % 256; 343#L248 assume ~id5~0 >= 0; 242#L249 assume 0 == ~st5~0; 243#L250 assume ~send5~0 == ~id5~0; 337#L251 assume 0 == ~mode5~0 % 256; 307#L252 assume ~id6~0 >= 0; 308#L253 assume 0 == ~st6~0; 311#L254 assume ~send6~0 == ~id6~0; 266#L255 assume 0 == ~mode6~0 % 256; 267#L256 assume ~id1~0 != ~id2~0; 309#L257 assume ~id1~0 != ~id3~0; 287#L258 assume ~id1~0 != ~id4~0; 288#L259 assume ~id1~0 != ~id5~0; 326#L260 assume ~id1~0 != ~id6~0; 327#L261 assume ~id2~0 != ~id3~0; 312#L262 assume ~id2~0 != ~id4~0; 313#L263 assume ~id2~0 != ~id5~0; 317#L264 assume ~id2~0 != ~id6~0; 318#L265 assume ~id3~0 != ~id4~0; 257#L266 assume ~id3~0 != ~id5~0; 258#L267 assume ~id3~0 != ~id6~0; 272#L268 assume ~id4~0 != ~id5~0; 273#L269 assume ~id4~0 != ~id6~0; 252#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 253#L231-1 init_#res#1 := init_~tmp~0#1; 302#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 298#L22 assume !(0 == assume_abort_if_not_~cond#1); 299#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 290#L470-2 [2022-11-02 21:07:04,006 INFO L750 eck$LassoCheckResult]: Loop: 290#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 276#L78 assume !(0 != ~mode1~0 % 256); 277#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 338#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 300#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 301#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 329#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 268#L110-1 ~mode2~0 := 0; 269#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 328#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 342#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 262#L135-1 ~mode3~0 := 0; 263#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 244#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 245#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 260#L160-1 ~mode4~0 := 0; 289#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 304#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 339#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 321#L185-1 ~mode5~0 := 0; 274#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 275#L207 assume !(0 != ~mode6~0 % 256); 323#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 306#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 285#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 333#L400 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 330#L400-1 check_#res#1 := check_~tmp~1#1; 293#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 294#L502 assume !(0 == assert_~arg#1 % 256); 297#L497 assume { :end_inline_assert } true; 290#L470-2 [2022-11-02 21:07:04,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 1 times [2022-11-02 21:07:04,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823513062] [2022-11-02 21:07:04,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:07:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:07:04,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,090 INFO L85 PathProgramCache]: Analyzing trace with hash 620999538, now seen corresponding path program 1 times [2022-11-02 21:07:04,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555846805] [2022-11-02 21:07:04,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:07:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:07:04,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:07:04,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555846805] [2022-11-02 21:07:04,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555846805] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:07:04,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:07:04,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:07:04,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619724942] [2022-11-02 21:07:04,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:07:04,313 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:07:04,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:07:04,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:07:04,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:07:04,314 INFO L87 Difference]: Start difference. First operand 106 states and 142 transitions. cyclomatic complexity: 37 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:04,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:07:04,362 INFO L93 Difference]: Finished difference Result 109 states and 144 transitions. [2022-11-02 21:07:04,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 144 transitions. [2022-11-02 21:07:04,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-02 21:07:04,365 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 106 states and 139 transitions. [2022-11-02 21:07:04,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2022-11-02 21:07:04,365 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2022-11-02 21:07:04,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 139 transitions. [2022-11-02 21:07:04,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:07:04,366 INFO L218 hiAutomatonCegarLoop]: Abstraction has 106 states and 139 transitions. [2022-11-02 21:07:04,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 139 transitions. [2022-11-02 21:07:04,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2022-11-02 21:07:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 105 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 139 transitions. [2022-11-02 21:07:04,372 INFO L240 hiAutomatonCegarLoop]: Abstraction has 106 states and 139 transitions. [2022-11-02 21:07:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:07:04,373 INFO L428 stractBuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2022-11-02 21:07:04,374 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 21:07:04,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 139 transitions. [2022-11-02 21:07:04,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-02 21:07:04,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:07:04,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:07:04,377 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:07:04,377 INFO L149 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1] [2022-11-02 21:07:04,377 INFO L748 eck$LassoCheckResult]: Stem: 571#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 523#L231 assume 0 == ~r1~0 % 256; 562#L232 assume ~id1~0 >= 0; 551#L233 assume 0 == ~st1~0; 552#L234 assume ~send1~0 == ~id1~0; 558#L235 assume 0 == ~mode1~0 % 256; 542#L236 assume ~id2~0 >= 0; 543#L237 assume 0 == ~st2~0; 508#L238 assume ~send2~0 == ~id2~0; 509#L239 assume 0 == ~mode2~0 % 256; 506#L240 assume ~id3~0 >= 0; 507#L241 assume 0 == ~st3~0; 511#L242 assume ~send3~0 == ~id3~0; 561#L243 assume 0 == ~mode3~0 % 256; 474#L244 assume ~id4~0 >= 0; 475#L245 assume 0 == ~st4~0; 510#L246 assume ~send4~0 == ~id4~0; 546#L247 assume 0 == ~mode4~0 % 256; 570#L248 assume ~id5~0 >= 0; 469#L249 assume 0 == ~st5~0; 470#L250 assume ~send5~0 == ~id5~0; 564#L251 assume 0 == ~mode5~0 % 256; 534#L252 assume ~id6~0 >= 0; 535#L253 assume 0 == ~st6~0; 538#L254 assume ~send6~0 == ~id6~0; 493#L255 assume 0 == ~mode6~0 % 256; 494#L256 assume ~id1~0 != ~id2~0; 536#L257 assume ~id1~0 != ~id3~0; 514#L258 assume ~id1~0 != ~id4~0; 515#L259 assume ~id1~0 != ~id5~0; 553#L260 assume ~id1~0 != ~id6~0; 554#L261 assume ~id2~0 != ~id3~0; 539#L262 assume ~id2~0 != ~id4~0; 540#L263 assume ~id2~0 != ~id5~0; 544#L264 assume ~id2~0 != ~id6~0; 545#L265 assume ~id3~0 != ~id4~0; 484#L266 assume ~id3~0 != ~id5~0; 485#L267 assume ~id3~0 != ~id6~0; 499#L268 assume ~id4~0 != ~id5~0; 500#L269 assume ~id4~0 != ~id6~0; 479#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 480#L231-1 init_#res#1 := init_~tmp~0#1; 529#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 525#L22 assume !(0 == assume_abort_if_not_~cond#1); 526#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 517#L470-2 [2022-11-02 21:07:04,378 INFO L750 eck$LassoCheckResult]: Loop: 517#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 503#L78 assume !(0 != ~mode1~0 % 256); 504#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 565#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 527#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 528#L107 assume !(0 != ~mode2~0 % 256); 530#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 513#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 496#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 555#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 569#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 489#L135-1 ~mode3~0 := 0; 490#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 471#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 472#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 487#L160-1 ~mode4~0 := 0; 516#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 531#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 566#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 548#L185-1 ~mode5~0 := 0; 501#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 502#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 481#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 482#L210-1 ~mode6~0 := 0; 512#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 560#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 476#L401 assume ~r1~0 % 256 >= 6; 477#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 557#L400-1 check_#res#1 := check_~tmp~1#1; 520#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 521#L502 assume !(0 == assert_~arg#1 % 256); 524#L497 assume { :end_inline_assert } true; 517#L470-2 [2022-11-02 21:07:04,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 2 times [2022-11-02 21:07:04,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859140044] [2022-11-02 21:07:04,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:07:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:07:04,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1160925474, now seen corresponding path program 1 times [2022-11-02 21:07:04,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562549791] [2022-11-02 21:07:04,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:07:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:07:04,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:07:04,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562549791] [2022-11-02 21:07:04,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562549791] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:07:04,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:07:04,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:07:04,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165819720] [2022-11-02 21:07:04,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:07:04,507 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:07:04,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:07:04,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:07:04,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:07:04,508 INFO L87 Difference]: Start difference. First operand 106 states and 139 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:04,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:07:04,541 INFO L93 Difference]: Finished difference Result 160 states and 221 transitions. [2022-11-02 21:07:04,541 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160 states and 221 transitions. [2022-11-02 21:07:04,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2022-11-02 21:07:04,544 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160 states to 160 states and 221 transitions. [2022-11-02 21:07:04,544 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 160 [2022-11-02 21:07:04,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160 [2022-11-02 21:07:04,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 160 states and 221 transitions. [2022-11-02 21:07:04,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:07:04,546 INFO L218 hiAutomatonCegarLoop]: Abstraction has 160 states and 221 transitions. [2022-11-02 21:07:04,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states and 221 transitions. [2022-11-02 21:07:04,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2022-11-02 21:07:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 158 states have (on average 1.379746835443038) internal successors, (218), 157 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:07:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 218 transitions. [2022-11-02 21:07:04,555 INFO L240 hiAutomatonCegarLoop]: Abstraction has 158 states and 218 transitions. [2022-11-02 21:07:04,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:07:04,557 INFO L428 stractBuchiCegarLoop]: Abstraction has 158 states and 218 transitions. [2022-11-02 21:07:04,557 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 21:07:04,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 218 transitions. [2022-11-02 21:07:04,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2022-11-02 21:07:04,559 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:07:04,559 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:07:04,560 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:07:04,560 INFO L149 hiAutomatonCegarLoop]: 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, 1, 1, 1, 1, 1] [2022-11-02 21:07:04,560 INFO L748 eck$LassoCheckResult]: Stem: 850#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 795#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 796#L231 assume 0 == ~r1~0 % 256; 837#L232 assume ~id1~0 >= 0; 825#L233 assume 0 == ~st1~0; 826#L234 assume ~send1~0 == ~id1~0; 832#L235 assume 0 == ~mode1~0 % 256; 815#L236 assume ~id2~0 >= 0; 816#L237 assume 0 == ~st2~0; 779#L238 assume ~send2~0 == ~id2~0; 780#L239 assume 0 == ~mode2~0 % 256; 777#L240 assume ~id3~0 >= 0; 778#L241 assume 0 == ~st3~0; 782#L242 assume ~send3~0 == ~id3~0; 836#L243 assume 0 == ~mode3~0 % 256; 746#L244 assume ~id4~0 >= 0; 747#L245 assume 0 == ~st4~0; 781#L246 assume ~send4~0 == ~id4~0; 819#L247 assume 0 == ~mode4~0 % 256; 847#L248 assume ~id5~0 >= 0; 741#L249 assume 0 == ~st5~0; 742#L250 assume ~send5~0 == ~id5~0; 839#L251 assume 0 == ~mode5~0 % 256; 807#L252 assume ~id6~0 >= 0; 808#L253 assume 0 == ~st6~0; 811#L254 assume ~send6~0 == ~id6~0; 764#L255 assume 0 == ~mode6~0 % 256; 765#L256 assume ~id1~0 != ~id2~0; 809#L257 assume ~id1~0 != ~id3~0; 786#L258 assume ~id1~0 != ~id4~0; 787#L259 assume ~id1~0 != ~id5~0; 827#L260 assume ~id1~0 != ~id6~0; 828#L261 assume ~id2~0 != ~id3~0; 812#L262 assume ~id2~0 != ~id4~0; 813#L263 assume ~id2~0 != ~id5~0; 817#L264 assume ~id2~0 != ~id6~0; 818#L265 assume ~id3~0 != ~id4~0; 755#L266 assume ~id3~0 != ~id5~0; 756#L267 assume ~id3~0 != ~id6~0; 770#L268 assume ~id4~0 != ~id5~0; 771#L269 assume ~id4~0 != ~id6~0; 750#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 751#L231-1 init_#res#1 := init_~tmp~0#1; 802#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 798#L22 assume !(0 == assume_abort_if_not_~cond#1); 799#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 790#L470-2 [2022-11-02 21:07:04,561 INFO L750 eck$LassoCheckResult]: Loop: 790#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 774#L78 assume !(0 != ~mode1~0 % 256); 775#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 841#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 800#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 801#L107 assume !(0 != ~mode2~0 % 256); 803#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 785#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 767#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 829#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 846#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 760#L135-1 ~mode3~0 := 0; 761#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 743#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 744#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 788#L160-1 ~mode4~0 := 0; 789#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 804#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 843#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 821#L185-1 ~mode5~0 := 0; 834#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 855#L207 assume !(0 != ~mode6~0 % 256); 854#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 806#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 784#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 853#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 852#L401 assume !(~r1~0 % 256 >= 6); 848#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 849#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 831#L400-1 check_#res#1 := check_~tmp~1#1; 793#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 794#L502 assume !(0 == assert_~arg#1 % 256); 797#L497 assume { :end_inline_assert } true; 790#L470-2 [2022-11-02 21:07:04,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 3 times [2022-11-02 21:07:04,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414839586] [2022-11-02 21:07:04,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:07:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:07:04,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,604 INFO L85 PathProgramCache]: Analyzing trace with hash 99831319, now seen corresponding path program 1 times [2022-11-02 21:07:04,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982160092] [2022-11-02 21:07:04,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:07:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:07:04,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:07:04,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:07:04,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1491346635, now seen corresponding path program 1 times [2022-11-02 21:07:04,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:07:04,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849023454] [2022-11-02 21:07:04,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:07:04,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:07:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:07:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:07:04,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:07:04,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849023454] [2022-11-02 21:07:04,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849023454] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:07:04,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:07:04,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:07:04,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812562758] [2022-11-02 21:07:04,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:07:06,393 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:07:06,394 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:07:06,394 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:07:06,394 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:07:06,394 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 21:07:06,394 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:07:06,395 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:07:06,395 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:07:06,395 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-11-02 21:07:06,395 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:07:06,396 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:07:06,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,731 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,737 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:06,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:07,741 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-02 21:07:48,643 WARN L234 SmtUtils]: Spent 40.79s on a formula simplification. DAG size of input: 351 DAG size of output: 199 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-02 21:07:48,821 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:07:48,822 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 21:07:48,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:07:48,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:07:48,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:07:48,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 21:07:48,841 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:07:48,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 21:07:48,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-02 21:07:48,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:07:48,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:07:48,923 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:07:48,931 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 21:07:48,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:07:48,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 21:07:49,231 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 21:07:49,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 21:07:49,242 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:07:49,242 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:07:49,242 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:07:49,242 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:07:49,242 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 21:07:49,242 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:07:49,242 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:07:49,242 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:07:49,242 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-11-02 21:07:49,242 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:07:49,243 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:07:49,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,263 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,276 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,567 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:49,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:07:50,550 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-02 21:08:30,315 WARN L234 SmtUtils]: Spent 39.66s on a formula simplification. DAG size of input: 351 DAG size of output: 199 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-02 21:08:30,426 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:08:30,431 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 21:08:30,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 21:08:30,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,519 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 21:08:30,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,594 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 21:08:30,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,667 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,674 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 [2022-11-02 21:08:30,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 21:08:30,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,742 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 21:08:30,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,828 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 21:08:30,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,910 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:30,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:30,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:30,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 21:08:30,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:30,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:30,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:30,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:30,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:30,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:30,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:30,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:30,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,978 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,990 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 [2022-11-02 21:08:31,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 21:08:31,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:31,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:31,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:31,005 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:31,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:31,637 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2022-11-02 21:08:31,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,741 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 21:08:32,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:32,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,780 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 21:08:32,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:32,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,826 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 21:08:32,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:32,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,867 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:32,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 21:08:32,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,907 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 21:08:32,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:32,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-11-02 21:08:32,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,948 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 21:08:32,951 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 [2022-11-02 21:08:32,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:32,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:32,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:32,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:32,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:32,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:32,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:32,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:32,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:32,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:32,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:32,992 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:32,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 21:08:32,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:33,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:33,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,032 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 21:08:33,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:33,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:33,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,106 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:33,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 21:08:33,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:33,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,155 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 21:08:33,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:08:33,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:08:33,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,194 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 21:08:33,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,195 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 21:08:33,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,207 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,208 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-11-02 21:08:33,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,245 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 21:08:33,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,258 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,261 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-02 21:08:33,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,293 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 21:08:33,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,370 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,387 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 21:08:33,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:33,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,435 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 21:08:33,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,448 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-02 21:08:33,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,474 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 21:08:33,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,493 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-02 21:08:33,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,521 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 21:08:33,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:33,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:33,538 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:33,539 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:33,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:33,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:33,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-02 21:08:33,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:33,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:33,572 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:33,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 21:08:33,575 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 [2022-11-02 21:08:33,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:33,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:33,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:33,587 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:33,588 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:34,414 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-11-02 21:08:34,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:36,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,086 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 21:08:36,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,101 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 21:08:36,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,135 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 21:08:36,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,148 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-02 21:08:36,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,174 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 21:08:36,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,190 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:36,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,241 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 21:08:36,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,254 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,254 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-02 21:08:36,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,278 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 21:08:36,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,291 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,292 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-02 21:08:36,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,315 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 21:08:36,317 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 [2022-11-02 21:08:36,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,328 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,329 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-02 21:08:36,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,354 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 21:08:36,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,367 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-02 21:08:36,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,393 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 21:08:36,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,406 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,407 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:36,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,465 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 21:08:36,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,479 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,481 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 21:08:36,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,510 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 21:08:36,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,524 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:36,525 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:36,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 21:08:36,549 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 21:08:36,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,551 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 21:08:36,557 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 [2022-11-02 21:08:36,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,569 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 21:08:36,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,598 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 21:08:36,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:36,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,642 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 21:08:36,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,654 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,655 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:36,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,701 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 21:08:36,703 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 [2022-11-02 21:08:36,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 21:08:36,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,755 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 21:08:36,756 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 [2022-11-02 21:08:36,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,768 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 21:08:36,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,794 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 21:08:36,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,811 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,813 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-02 21:08:36,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,838 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 21:08:36,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:36,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:36,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:36,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:36,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:36,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-02 21:08:36,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:36,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:36,878 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:36,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 21:08:36,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:36,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:36,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:36,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:36,894 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:36,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:37,942 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 21:08:37,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:40,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,373 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 21:08:40,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 21:08:40,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,415 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 21:08:40,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,426 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,428 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 21:08:40,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,454 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 21:08:40,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-02 21:08:40,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,512 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 21:08:40,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-02 21:08:40,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,551 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 21:08:40,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,563 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:40,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,591 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 21:08:40,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,603 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 21:08:40,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,633 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 21:08:40,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,646 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-02 21:08:40,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,671 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 21:08:40,672 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 [2022-11-02 21:08:40,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,685 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,686 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:40,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,713 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 21:08:40,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-02 21:08:40,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,755 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 21:08:40,756 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 [2022-11-02 21:08:40,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:40,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:40,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 21:08:40,793 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 21:08:40,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,795 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 21:08:40,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:40,809 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:40,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 21:08:40,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,837 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 21:08:40,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,848 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:40,850 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:40,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-02 21:08:40,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,876 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:40,896 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:40,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 21:08:40,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 21:08:40,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,924 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 21:08:40,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:40,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:40,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:40,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 21:08:40,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:40,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:40,965 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:40,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 21:08:40,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:40,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:40,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:40,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:40,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:40,977 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:40,978 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:40,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:40,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:41,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 21:08:41,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:41,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:41,007 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:41,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 21:08:41,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:41,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:41,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:41,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:41,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:41,026 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:41,028 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:41,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:41,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:41,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:41,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:41,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:41,057 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:41,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 21:08:41,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:41,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:41,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:41,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:41,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:41,069 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:41,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:41,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:41,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:41,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-02 21:08:41,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:41,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:41,094 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:41,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 21:08:41,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:41,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:41,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:41,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:41,116 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:41,116 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:42,383 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-11-02 21:08:42,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,191 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 21:08:46,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,206 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,233 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 21:08:46,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,247 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,248 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-02 21:08:46,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,275 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 21:08:46,279 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 [2022-11-02 21:08:46,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 21:08:46,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,317 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 21:08:46,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-02 21:08:46,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,354 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 21:08:46,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,366 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,366 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,391 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 21:08:46,392 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 [2022-11-02 21:08:46,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,403 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,405 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-02 21:08:46,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,443 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 21:08:46,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,455 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,456 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,520 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,536 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 21:08:46,538 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,589 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 21:08:46,594 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 [2022-11-02 21:08:46,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-02 21:08:46,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,635 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-02 21:08:46,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:08:46,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,648 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:08:46,649 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:08:46,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,674 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 21:08:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,675 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-02 21:08:46,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,690 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-02 21:08:46,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,717 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-02 21:08:46,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,729 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,731 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,758 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-02 21:08:46,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,770 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,771 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,795 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-02 21:08:46,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,807 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,809 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-02 21:08:46,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,849 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-02 21:08:46,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,868 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-02 21:08:46,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,894 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-02 21:08:46,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,905 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,906 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,907 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,935 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-02 21:08:46,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:46,947 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:46,947 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:46,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:46,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:46,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:46,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:46,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:46,982 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:46,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-02 21:08:46,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:46,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:46,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:46,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:46,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:46,996 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:46,996 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:47,885 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-11-02 21:08:47,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-02 21:08:51,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,591 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-02 21:08:51,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,604 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,605 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:51,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,637 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-02 21:08:51,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,651 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,652 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-02 21:08:51,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,682 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-02 21:08:51,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,695 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-02 21:08:51,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,721 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-02 21:08:51,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,735 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,735 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,736 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-02 21:08:51,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,763 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-02 21:08:51,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,778 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,778 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,779 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:51,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,833 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-02 21:08:51,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,851 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,851 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,853 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-02 21:08:51,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,899 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-02 21:08:51,900 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 [2022-11-02 21:08:51,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,910 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,911 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:51,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,935 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-02 21:08:51,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:51,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,947 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,948 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:51,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:51,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:51,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:51,976 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:51,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-02 21:08:51,977 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 [2022-11-02 21:08:51,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:51,989 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:51,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:51,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:51,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:51,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:51,991 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:51,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:51,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-02 21:08:52,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,021 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-02 21:08:52,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:08:52,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:08:52,035 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:08:52,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-02 21:08:52,061 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 21:08:52,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,062 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-02 21:08:52,063 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 [2022-11-02 21:08:52,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,073 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-02 21:08:52,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,106 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-02 21:08:52,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,117 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:52,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,150 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-02 21:08:52,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,163 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,163 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:52,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,190 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-02 21:08:52,192 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 [2022-11-02 21:08:52,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,202 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-02 21:08:52,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,232 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-02 21:08:52,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,245 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:52,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,274 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-02 21:08:52,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,286 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-02 21:08:52,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,318 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-02 21:08:52,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,329 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:08:52,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:52,330 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:08:52,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:08:52,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:08:52,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-02 21:08:52,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:08:52,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:52,355 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:52,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-02 21:08:52,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:08:52,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:08:52,371 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:08:52,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:08:52,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:08:52,371 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:08:52,371 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:08:53,642 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 21:08:53,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-02 21:09:02,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,587 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-02 21:09:02,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,600 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,602 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-11-02 21:09:02,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,631 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-02 21:09:02,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,642 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,645 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-11-02 21:09:02,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,674 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-02 21:09:02,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,686 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,714 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-02 21:09:02,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,725 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,725 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,726 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-02 21:09:02,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,751 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-02 21:09:02,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,765 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,766 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,795 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-02 21:09:02,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,807 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,809 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,838 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-02 21:09:02,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,850 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,898 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-02 21:09:02,900 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 [2022-11-02 21:09:02,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,911 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,911 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,912 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,941 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-02 21:09:02,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:02,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:02,953 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:02,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:02,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:02,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:02,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:02,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:02,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:02,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:02,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:02,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:02,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:02,988 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:02,989 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 [2022-11-02 21:09:02,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-02 21:09:03,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,001 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:09:03,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,002 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:03,003 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:03,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-02 21:09:03,030 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 21:09:03,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,031 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-02 21:09:03,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,043 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,046 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-11-02 21:09:03,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,085 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-02 21:09:03,087 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 [2022-11-02 21:09:03,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,101 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,103 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-11-02 21:09:03,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,140 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-02 21:09:03,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,153 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,153 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,154 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-11-02 21:09:03,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,182 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-02 21:09:03,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,194 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,196 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:03,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,229 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-02 21:09:03,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,242 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,243 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-11-02 21:09:03,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,271 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-02 21:09:03,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:03,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,316 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-02 21:09:03,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,329 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:03,330 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:03,331 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:03,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:03,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:03,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:03,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:03,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:03,362 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:03,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-02 21:09:03,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:03,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:03,378 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:03,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:03,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:03,379 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:09:03,379 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:05,123 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-11-02 21:09:05,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:25,680 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2022-11-02 21:09:25,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-02 21:09:25,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:25,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:25,751 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:25,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-02 21:09:25,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:25,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:25,765 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:25,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:25,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:25,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:25,765 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:25,768 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:25,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:25,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:25,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:25,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:25,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:25,818 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:25,822 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 [2022-11-02 21:09:25,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:25,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:25,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:25,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:25,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:25,835 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:25,838 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:25,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:25,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-02 21:09:25,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:25,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:25,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:25,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:25,893 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:25,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:25,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:25,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:25,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:25,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:25,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:25,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:25,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:25,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:25,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-02 21:09:25,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:25,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:25,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:25,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:25,964 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:25,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:25,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:25,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:25,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:25,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:25,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:25,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:25,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-02 21:09:25,982 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:25,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:25,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-11-02 21:09:26,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,010 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-02 21:09:26,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,022 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,022 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,023 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,050 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-02 21:09:26,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,062 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,065 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,099 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-02 21:09:26,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,117 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,119 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,147 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-02 21:09:26,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,160 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,162 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,195 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-02 21:09:26,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,209 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,209 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,212 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,247 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-02 21:09:26,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:26,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,262 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:09:26,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:09:26,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,295 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 21:09:26,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,296 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-02 21:09:26,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,307 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,338 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-02 21:09:26,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,357 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:26,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,385 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-02 21:09:26,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,398 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,398 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,399 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2022-11-02 21:09:26,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,424 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-02 21:09:26,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,436 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,436 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-11-02 21:09:26,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,466 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-02 21:09:26,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,478 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,478 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-02 21:09:26,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,503 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-02 21:09:26,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-11-02 21:09:26,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,548 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-02 21:09:26,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,559 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:26,560 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:26,561 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:26,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:26,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:26,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-11-02 21:09:26,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:26,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:26,585 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:26,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-02 21:09:26,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:26,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:26,599 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:26,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:26,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:26,600 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:09:26,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:27,776 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 21:09:27,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:31,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:31,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2022-11-02 21:09:31,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:31,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:31,804 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:31,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-02 21:09:31,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:31,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:31,816 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:31,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:31,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:31,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:31,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:31,818 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:31,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:31,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:31,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:31,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:31,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:31,889 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:31,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:31,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:31,907 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:31,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:31,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:31,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:31,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:31,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-02 21:09:31,910 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:31,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:31,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:31,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:31,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:31,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:31,960 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:31,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:31,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:31,975 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:31,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:31,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:31,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:31,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:31,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:31,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:31,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-02 21:09:31,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,022 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-02 21:09:32,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,085 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,087 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 [2022-11-02 21:09:32,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,099 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,101 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-02 21:09:32,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,152 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,168 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-02 21:09:32,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,221 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-02 21:09:32,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,289 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,307 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-02 21:09:32,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,353 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,368 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,368 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-02 21:09:32,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,424 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-02 21:09:32,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:09:32,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:09:32,441 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:09:32,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,491 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 21:09:32,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,492 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,507 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,507 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-02 21:09:32,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,565 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-02 21:09:32,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,580 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,636 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-02 21:09:32,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,650 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,651 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-11-02 21:09:32,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,698 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,702 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 [2022-11-02 21:09:32,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,715 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,716 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-02 21:09:32,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,765 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,784 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-02 21:09:32,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,836 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,851 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,852 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-02 21:09:32,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,907 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:32,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:32,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:32,923 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:32,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:32,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:32,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-02 21:09:32,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:32,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:32,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:32,976 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:32,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:32,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-02 21:09:32,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:32,999 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:32,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:33,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:33,000 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 21:09:33,000 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:34,677 INFO L401 nArgumentSynthesizer]: We have 384 Motzkin's Theorem applications. [2022-11-02 21:09:34,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,442 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2022-11-02 21:09:48,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-02 21:09:48,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,498 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-02 21:09:48,500 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 [2022-11-02 21:09:48,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,510 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,510 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-02 21:09:48,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,542 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-02 21:09:48,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,553 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,553 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-02 21:09:48,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,587 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-02 21:09:48,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,598 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,598 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-11-02 21:09:48,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,626 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-02 21:09:48,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,638 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,639 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-11-02 21:09:48,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,666 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-02 21:09:48,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,677 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,677 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:48,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,705 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-02 21:09:48,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,717 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,717 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2022-11-02 21:09:48,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,750 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-02 21:09:48,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,762 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2022-11-02 21:09:48,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,787 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-02 21:09:48,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,799 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,799 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:48,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,831 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-02 21:09:48,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:09:48,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,843 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:48,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:48,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,875 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-02 21:09:48,877 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 [2022-11-02 21:09:48,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:09:48,888 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:09:48,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:09:48,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:09:48,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:09:48,888 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:09:48,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:09:48,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:09:48,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:09:48,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37dc3b6-652b-4b88-9d52-981249e031dc/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:48,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:48,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:48,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:48,918 INFO L87 Difference]: Start difference. First operand 158 states and 218 transitions. cyclomatic complexity: 61 Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:48,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:48,946 INFO L93 Difference]: Finished difference Result 258 states and 368 transitions. [2022-11-02 21:09:48,946 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 258 states and 368 transitions. [2022-11-02 21:09:48,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-02 21:09:48,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 258 states to 258 states and 368 transitions. [2022-11-02 21:09:48,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 258 [2022-11-02 21:09:48,958 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 258 [2022-11-02 21:09:48,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 258 states and 368 transitions. [2022-11-02 21:09:48,960 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:48,960 INFO L218 hiAutomatonCegarLoop]: Abstraction has 258 states and 368 transitions. [2022-11-02 21:09:48,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states and 368 transitions. [2022-11-02 21:09:48,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2022-11-02 21:09:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 258 states have (on average 1.426356589147287) internal successors, (368), 257 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 368 transitions. [2022-11-02 21:09:48,975 INFO L240 hiAutomatonCegarLoop]: Abstraction has 258 states and 368 transitions. [2022-11-02 21:09:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:48,976 INFO L428 stractBuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2022-11-02 21:09:48,977 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 21:09:48,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 258 states and 368 transitions. [2022-11-02 21:09:48,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-02 21:09:48,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:48,980 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:48,982 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:48,985 INFO L149 hiAutomatonCegarLoop]: 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:48,985 INFO L748 eck$LassoCheckResult]: Stem: 1279#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1224#L231 assume 0 == ~r1~0 % 256; 1267#L232 assume ~id1~0 >= 0; 1256#L233 assume 0 == ~st1~0; 1257#L234 assume ~send1~0 == ~id1~0; 1263#L235 assume 0 == ~mode1~0 % 256; 1247#L236 assume ~id2~0 >= 0; 1248#L237 assume 0 == ~st2~0; 1205#L238 assume ~send2~0 == ~id2~0; 1206#L239 assume 0 == ~mode2~0 % 256; 1203#L240 assume ~id3~0 >= 0; 1204#L241 assume 0 == ~st3~0; 1208#L242 assume ~send3~0 == ~id3~0; 1266#L243 assume 0 == ~mode3~0 % 256; 1172#L244 assume ~id4~0 >= 0; 1173#L245 assume 0 == ~st4~0; 1207#L246 assume ~send4~0 == ~id4~0; 1255#L247 assume 0 == ~mode4~0 % 256; 1276#L248 assume ~id5~0 >= 0; 1165#L249 assume 0 == ~st5~0; 1166#L250 assume ~send5~0 == ~id5~0; 1269#L251 assume 0 == ~mode5~0 % 256; 1234#L252 assume ~id6~0 >= 0; 1235#L253 assume 0 == ~st6~0; 1240#L254 assume ~send6~0 == ~id6~0; 1189#L255 assume 0 == ~mode6~0 % 256; 1190#L256 assume ~id1~0 != ~id2~0; 1236#L257 assume ~id1~0 != ~id3~0; 1211#L258 assume ~id1~0 != ~id4~0; 1212#L259 assume ~id1~0 != ~id5~0; 1259#L260 assume ~id1~0 != ~id6~0; 1260#L261 assume ~id2~0 != ~id3~0; 1243#L262 assume ~id2~0 != ~id4~0; 1244#L263 assume ~id2~0 != ~id5~0; 1249#L264 assume ~id2~0 != ~id6~0; 1250#L265 assume ~id3~0 != ~id4~0; 1179#L266 assume ~id3~0 != ~id5~0; 1180#L267 assume ~id3~0 != ~id6~0; 1198#L268 assume ~id4~0 != ~id5~0; 1199#L269 assume ~id4~0 != ~id6~0; 1177#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1178#L231-1 init_#res#1 := init_~tmp~0#1; 1229#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1225#L22 assume !(0 == assume_abort_if_not_~cond#1); 1226#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1271#L470-2 [2022-11-02 21:09:48,987 INFO L750 eck$LassoCheckResult]: Loop: 1271#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1307#L78 assume !(0 != ~mode1~0 % 256); 1308#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1304#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1301#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1297#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1298#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 1345#L110-1 ~mode2~0 := 0; 1343#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1341#L132 assume !(0 != ~mode3~0 % 256); 1245#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1246#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1330#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1329#L157 assume !(0 != ~mode4~0 % 256); 1325#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1324#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1322#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1321#L182 assume !(0 != ~mode5~0 % 256); 1317#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1316#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1314#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1302#L207 assume !(0 != ~mode6~0 % 256); 1300#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 1296#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 1294#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1288#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1286#L401 assume !(~r1~0 % 256 >= 6); 1277#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1278#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1419#L400-1 check_#res#1 := check_~tmp~1#1; 1418#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1417#L502 assume !(0 == assert_~arg#1 % 256); 1416#L497 assume { :end_inline_assert } true; 1415#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1200#L78 assume !(0 != ~mode1~0 % 256); 1201#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1270#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1227#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1228#L107 assume !(0 != ~mode2~0 % 256); 1337#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1336#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1335#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1334#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1275#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 1187#L135-1 ~mode3~0 := 0; 1331#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1382#L157 assume !(0 != ~mode4~0 % 256); 1381#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1380#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1378#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1376#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1377#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 1373#L185-1 ~mode5~0 := 0; 1372#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1370#L207 assume !(0 != ~mode6~0 % 256); 1369#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 1368#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 1366#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1365#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1364#L401 assume !(~r1~0 % 256 >= 6); 1362#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1360#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1262#L400-1 check_#res#1 := check_~tmp~1#1; 1219#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1220#L502 assume !(0 == assert_~arg#1 % 256); 1309#L497 assume { :end_inline_assert } true; 1271#L470-2 [2022-11-02 21:09:48,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:48,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 4 times [2022-11-02 21:09:48,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:48,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805938549] [2022-11-02 21:09:48,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:48,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:49,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,051 INFO L85 PathProgramCache]: Analyzing trace with hash -895773577, now seen corresponding path program 1 times [2022-11-02 21:09:49,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480487380] [2022-11-02 21:09:49,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:49,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:49,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480487380] [2022-11-02 21:09:49,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480487380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:49,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:49,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:49,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375716316] [2022-11-02 21:09:49,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:49,209 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:49,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:49,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:49,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:49,210 INFO L87 Difference]: Start difference. First operand 258 states and 368 transitions. cyclomatic complexity: 111 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:49,227 INFO L93 Difference]: Finished difference Result 382 states and 549 transitions. [2022-11-02 21:09:49,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 382 states and 549 transitions. [2022-11-02 21:09:49,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 336 [2022-11-02 21:09:49,234 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 382 states to 382 states and 549 transitions. [2022-11-02 21:09:49,236 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 382 [2022-11-02 21:09:49,237 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 382 [2022-11-02 21:09:49,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 382 states and 549 transitions. [2022-11-02 21:09:49,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:49,244 INFO L218 hiAutomatonCegarLoop]: Abstraction has 382 states and 549 transitions. [2022-11-02 21:09:49,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states and 549 transitions. [2022-11-02 21:09:49,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 358. [2022-11-02 21:09:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 358 states have (on average 1.4441340782122905) internal successors, (517), 357 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 517 transitions. [2022-11-02 21:09:49,266 INFO L240 hiAutomatonCegarLoop]: Abstraction has 358 states and 517 transitions. [2022-11-02 21:09:49,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:49,267 INFO L428 stractBuchiCegarLoop]: Abstraction has 358 states and 517 transitions. [2022-11-02 21:09:49,267 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 21:09:49,267 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 358 states and 517 transitions. [2022-11-02 21:09:49,269 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 312 [2022-11-02 21:09:49,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:49,269 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:49,270 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:49,271 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:49,271 INFO L748 eck$LassoCheckResult]: Stem: 1925#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1863#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1864#L231 assume 0 == ~r1~0 % 256; 1910#L232 assume ~id1~0 >= 0; 1896#L233 assume 0 == ~st1~0; 1897#L234 assume ~send1~0 == ~id1~0; 1905#L235 assume 0 == ~mode1~0 % 256; 1887#L236 assume ~id2~0 >= 0; 1888#L237 assume 0 == ~st2~0; 1848#L238 assume ~send2~0 == ~id2~0; 1849#L239 assume 0 == ~mode2~0 % 256; 1846#L240 assume ~id3~0 >= 0; 1847#L241 assume 0 == ~st3~0; 1851#L242 assume ~send3~0 == ~id3~0; 1909#L243 assume 0 == ~mode3~0 % 256; 1818#L244 assume ~id4~0 >= 0; 1819#L245 assume 0 == ~st4~0; 1850#L246 assume ~send4~0 == ~id4~0; 1895#L247 assume 0 == ~mode4~0 % 256; 1922#L248 assume ~id5~0 >= 0; 1811#L249 assume 0 == ~st5~0; 1812#L250 assume ~send5~0 == ~id5~0; 1912#L251 assume 0 == ~mode5~0 % 256; 1875#L252 assume ~id6~0 >= 0; 1876#L253 assume 0 == ~st6~0; 1883#L254 assume ~send6~0 == ~id6~0; 1834#L255 assume 0 == ~mode6~0 % 256; 1835#L256 assume ~id1~0 != ~id2~0; 1877#L257 assume ~id1~0 != ~id3~0; 1854#L258 assume ~id1~0 != ~id4~0; 1855#L259 assume ~id1~0 != ~id5~0; 1900#L260 assume ~id1~0 != ~id6~0; 1901#L261 assume ~id2~0 != ~id3~0; 1884#L262 assume ~id2~0 != ~id4~0; 1885#L263 assume ~id2~0 != ~id5~0; 1889#L264 assume ~id2~0 != ~id6~0; 1890#L265 assume ~id3~0 != ~id4~0; 1825#L266 assume ~id3~0 != ~id5~0; 1826#L267 assume ~id3~0 != ~id6~0; 1842#L268 assume ~id4~0 != ~id5~0; 1843#L269 assume ~id4~0 != ~id6~0; 1823#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1824#L231-1 init_#res#1 := init_~tmp~0#1; 1869#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1865#L22 assume !(0 == assume_abort_if_not_~cond#1); 1866#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1916#L470-2 [2022-11-02 21:09:49,271 INFO L750 eck$LassoCheckResult]: Loop: 1916#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1931#L78 assume !(0 != ~mode1~0 % 256); 1913#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1914#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1940#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1939#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1935#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 1932#L110-1 ~mode2~0 := 0; 1898#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1899#L132 assume !(0 != ~mode3~0 % 256); 1886#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1880#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1881#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2163#L157 assume !(0 != ~mode4~0 % 256); 2162#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1873#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1856#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2082#L182 assume !(0 != ~mode5~0 % 256); 2080#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2077#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2074#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2070#L207 assume !(0 != ~mode6~0 % 256); 2068#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 2053#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 2050#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1934#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1930#L401 assume !(~r1~0 % 256 >= 6); 1923#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1924#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1903#L400-1 check_#res#1 := check_~tmp~1#1; 1860#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1861#L502 assume !(0 == assert_~arg#1 % 256); 1862#L497 assume { :end_inline_assert } true; 1857#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1844#L78 assume 0 != ~mode1~0 % 256; 1845#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 1951#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 1944#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 1878#L85-1 ~mode1~0 := 0; 1879#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2004#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2000#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 1996#L110-1 ~mode2~0 := 0; 1994#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1991#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1992#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 2043#L135-1 ~mode3~0 := 0; 2042#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2041#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2037#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 2035#L160-1 ~mode4~0 := 0; 2034#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2033#L182 assume !(0 != ~mode5~0 % 256); 2032#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2028#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2026#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2025#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2022#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 2019#L210-1 ~mode6~0 := 0; 2018#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2017#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2016#L401 assume !(~r1~0 % 256 >= 6); 2014#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2011#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2010#L400-1 check_#res#1 := check_~tmp~1#1; 1955#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1953#L502 assume !(0 == assert_~arg#1 % 256); 1950#L497 assume { :end_inline_assert } true; 1916#L470-2 [2022-11-02 21:09:49,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 5 times [2022-11-02 21:09:49,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12564318] [2022-11-02 21:09:49,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:49,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1683184284, now seen corresponding path program 1 times [2022-11-02 21:09:49,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819168674] [2022-11-02 21:09:49,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:49,359 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:49,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:49,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819168674] [2022-11-02 21:09:49,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819168674] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:49,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:49,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:49,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345307722] [2022-11-02 21:09:49,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:49,361 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:49,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:49,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:49,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:49,362 INFO L87 Difference]: Start difference. First operand 358 states and 517 transitions. cyclomatic complexity: 160 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:49,384 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2022-11-02 21:09:49,384 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 527 transitions. [2022-11-02 21:09:49,386 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 328 [2022-11-02 21:09:49,388 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 374 states and 527 transitions. [2022-11-02 21:09:49,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2022-11-02 21:09:49,389 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2022-11-02 21:09:49,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 527 transitions. [2022-11-02 21:09:49,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:49,390 INFO L218 hiAutomatonCegarLoop]: Abstraction has 374 states and 527 transitions. [2022-11-02 21:09:49,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 527 transitions. [2022-11-02 21:09:49,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 372. [2022-11-02 21:09:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 372 states have (on average 1.4112903225806452) internal successors, (525), 371 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 525 transitions. [2022-11-02 21:09:49,401 INFO L240 hiAutomatonCegarLoop]: Abstraction has 372 states and 525 transitions. [2022-11-02 21:09:49,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:49,402 INFO L428 stractBuchiCegarLoop]: Abstraction has 372 states and 525 transitions. [2022-11-02 21:09:49,402 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 21:09:49,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 372 states and 525 transitions. [2022-11-02 21:09:49,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 326 [2022-11-02 21:09:49,493 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:49,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:49,494 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:49,494 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:49,495 INFO L748 eck$LassoCheckResult]: Stem: 2659#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 2601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2602#L231 assume 0 == ~r1~0 % 256; 2645#L232 assume ~id1~0 >= 0; 2634#L233 assume 0 == ~st1~0; 2635#L234 assume ~send1~0 == ~id1~0; 2641#L235 assume 0 == ~mode1~0 % 256; 2625#L236 assume ~id2~0 >= 0; 2626#L237 assume 0 == ~st2~0; 2586#L238 assume ~send2~0 == ~id2~0; 2587#L239 assume 0 == ~mode2~0 % 256; 2584#L240 assume ~id3~0 >= 0; 2585#L241 assume 0 == ~st3~0; 2589#L242 assume ~send3~0 == ~id3~0; 2644#L243 assume 0 == ~mode3~0 % 256; 2554#L244 assume ~id4~0 >= 0; 2555#L245 assume 0 == ~st4~0; 2588#L246 assume ~send4~0 == ~id4~0; 2629#L247 assume 0 == ~mode4~0 % 256; 2657#L248 assume ~id5~0 >= 0; 2549#L249 assume 0 == ~st5~0; 2550#L250 assume ~send5~0 == ~id5~0; 2647#L251 assume 0 == ~mode5~0 % 256; 2614#L252 assume ~id6~0 >= 0; 2615#L253 assume 0 == ~st6~0; 2621#L254 assume ~send6~0 == ~id6~0; 2572#L255 assume 0 == ~mode6~0 % 256; 2573#L256 assume ~id1~0 != ~id2~0; 2616#L257 assume ~id1~0 != ~id3~0; 2592#L258 assume ~id1~0 != ~id4~0; 2593#L259 assume ~id1~0 != ~id5~0; 2636#L260 assume ~id1~0 != ~id6~0; 2637#L261 assume ~id2~0 != ~id3~0; 2622#L262 assume ~id2~0 != ~id4~0; 2623#L263 assume ~id2~0 != ~id5~0; 2627#L264 assume ~id2~0 != ~id6~0; 2628#L265 assume ~id3~0 != ~id4~0; 2563#L266 assume ~id3~0 != ~id5~0; 2564#L267 assume ~id3~0 != ~id6~0; 2578#L268 assume ~id4~0 != ~id5~0; 2579#L269 assume ~id4~0 != ~id6~0; 2558#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 2559#L231-1 init_#res#1 := init_~tmp~0#1; 2608#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2604#L22 assume !(0 == assume_abort_if_not_~cond#1); 2605#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2650#L470-2 [2022-11-02 21:09:49,495 INFO L750 eck$LassoCheckResult]: Loop: 2650#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2839#L78 assume !(0 != ~mode1~0 % 256); 2684#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2652#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2653#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2828#L107 assume !(0 != ~mode2~0 % 256); 2827#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2591#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2575#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2638#L132 assume !(0 != ~mode3~0 % 256); 2777#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2776#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 2775#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2774#L157 assume !(0 != ~mode4~0 % 256); 2770#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2769#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2767#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2766#L182 assume !(0 != ~mode5~0 % 256); 2762#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2761#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2756#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2755#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2753#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 2729#L210-1 ~mode6~0 := 0; 2724#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2721#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2718#L401 assume !(~r1~0 % 256 >= 6); 2713#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2710#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2707#L400-1 check_#res#1 := check_~tmp~1#1; 2703#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2704#L502 assume !(0 == assert_~arg#1 % 256); 2695#L497 assume { :end_inline_assert } true; 2696#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2688#L78 assume 0 != ~mode1~0 % 256; 2686#L79 assume !(255 == ~r1~0 % 256); 2683#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2598#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 2547#L85-1 ~mode1~0 := 0; 2679#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2675#L107 assume !(0 != ~mode2~0 % 256); 2673#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2674#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2804#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2801#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2802#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 2885#L135-1 ~mode3~0 := 0; 2884#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2883#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2880#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 2877#L160-1 ~mode4~0 := 0; 2876#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2875#L182 assume !(0 != ~mode5~0 % 256); 2871#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2870#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2868#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2867#L207 assume !(0 != ~mode6~0 % 256); 2866#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 2854#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 2852#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2850#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2847#L401 assume !(~r1~0 % 256 >= 6); 2848#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2851#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2849#L400-1 check_#res#1 := check_~tmp~1#1; 2846#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2844#L502 assume !(0 == assert_~arg#1 % 256); 2842#L497 assume { :end_inline_assert } true; 2650#L470-2 [2022-11-02 21:09:49,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 6 times [2022-11-02 21:09:49,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259502833] [2022-11-02 21:09:49,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:49,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,550 INFO L85 PathProgramCache]: Analyzing trace with hash 142664754, now seen corresponding path program 1 times [2022-11-02 21:09:49,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164120647] [2022-11-02 21:09:49,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:49,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:49,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164120647] [2022-11-02 21:09:49,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164120647] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:49,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:49,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:49,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663519473] [2022-11-02 21:09:49,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:49,699 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:49,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:49,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:49,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:49,701 INFO L87 Difference]: Start difference. First operand 372 states and 525 transitions. cyclomatic complexity: 154 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:49,719 INFO L93 Difference]: Finished difference Result 686 states and 980 transitions. [2022-11-02 21:09:49,719 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 686 states and 980 transitions. [2022-11-02 21:09:49,724 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 640 [2022-11-02 21:09:49,729 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 686 states to 686 states and 980 transitions. [2022-11-02 21:09:49,730 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 686 [2022-11-02 21:09:49,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 686 [2022-11-02 21:09:49,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 686 states and 980 transitions. [2022-11-02 21:09:49,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:49,734 INFO L218 hiAutomatonCegarLoop]: Abstraction has 686 states and 980 transitions. [2022-11-02 21:09:49,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states and 980 transitions. [2022-11-02 21:09:49,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 662. [2022-11-02 21:09:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 662 states have (on average 1.4169184290030212) internal successors, (938), 661 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 938 transitions. [2022-11-02 21:09:49,749 INFO L240 hiAutomatonCegarLoop]: Abstraction has 662 states and 938 transitions. [2022-11-02 21:09:49,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:49,752 INFO L428 stractBuchiCegarLoop]: Abstraction has 662 states and 938 transitions. [2022-11-02 21:09:49,752 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-02 21:09:49,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 662 states and 938 transitions. [2022-11-02 21:09:49,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 616 [2022-11-02 21:09:49,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:49,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:49,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:49,760 INFO L149 hiAutomatonCegarLoop]: 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:49,761 INFO L748 eck$LassoCheckResult]: Stem: 3728#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 3670#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3671#L231 assume 0 == ~r1~0 % 256; 3716#L232 assume ~id1~0 >= 0; 3703#L233 assume 0 == ~st1~0; 3704#L234 assume ~send1~0 == ~id1~0; 3710#L235 assume 0 == ~mode1~0 % 256; 3694#L236 assume ~id2~0 >= 0; 3695#L237 assume 0 == ~st2~0; 3651#L238 assume ~send2~0 == ~id2~0; 3652#L239 assume 0 == ~mode2~0 % 256; 3649#L240 assume ~id3~0 >= 0; 3650#L241 assume 0 == ~st3~0; 3654#L242 assume ~send3~0 == ~id3~0; 3715#L243 assume 0 == ~mode3~0 % 256; 3620#L244 assume ~id4~0 >= 0; 3621#L245 assume 0 == ~st4~0; 3653#L246 assume ~send4~0 == ~id4~0; 3702#L247 assume 0 == ~mode4~0 % 256; 3726#L248 assume ~id5~0 >= 0; 3613#L249 assume 0 == ~st5~0; 3614#L250 assume ~send5~0 == ~id5~0; 3718#L251 assume 0 == ~mode5~0 % 256; 3681#L252 assume ~id6~0 >= 0; 3682#L253 assume 0 == ~st6~0; 3690#L254 assume ~send6~0 == ~id6~0; 3636#L255 assume 0 == ~mode6~0 % 256; 3637#L256 assume ~id1~0 != ~id2~0; 3683#L257 assume ~id1~0 != ~id3~0; 3658#L258 assume ~id1~0 != ~id4~0; 3659#L259 assume ~id1~0 != ~id5~0; 3706#L260 assume ~id1~0 != ~id6~0; 3707#L261 assume ~id2~0 != ~id3~0; 3691#L262 assume ~id2~0 != ~id4~0; 3692#L263 assume ~id2~0 != ~id5~0; 3696#L264 assume ~id2~0 != ~id6~0; 3697#L265 assume ~id3~0 != ~id4~0; 3627#L266 assume ~id3~0 != ~id5~0; 3628#L267 assume ~id3~0 != ~id6~0; 3645#L268 assume ~id4~0 != ~id5~0; 3646#L269 assume ~id4~0 != ~id6~0; 3625#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 3626#L231-1 init_#res#1 := init_~tmp~0#1; 3676#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3672#L22 assume !(0 == assume_abort_if_not_~cond#1); 3673#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3662#L470-2 [2022-11-02 21:09:49,761 INFO L750 eck$LassoCheckResult]: Loop: 3662#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3663#L78 assume !(0 != ~mode1~0 % 256); 4030#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 4029#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 4028#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4011#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3972#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 3968#L110-1 ~mode2~0 := 0; 3966#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3964#L132 assume !(0 != ~mode3~0 % 256); 3962#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3958#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3955#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3954#L157 assume !(0 != ~mode4~0 % 256); 3950#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3949#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3947#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3946#L182 assume !(0 != ~mode5~0 % 256); 3942#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 3941#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3939#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3935#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3936#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 3931#L210-1 ~mode6~0 := 0; 3932#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4021#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3618#L401 assume !(~r1~0 % 256 >= 6); 3619#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3917#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3915#L400-1 check_#res#1 := check_~tmp~1#1; 3913#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3911#L502 assume !(0 == assert_~arg#1 % 256); 3909#L497 assume { :end_inline_assert } true; 3907#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3905#L78 assume 0 != ~mode1~0 % 256; 3751#L79 assume !(255 == ~r1~0 % 256); 3750#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 3746#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 3744#L85-1 ~mode1~0 := 0; 3901#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3898#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3709#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 3641#L110-1 ~mode2~0 := 0; 4013#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4008#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4009#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 4196#L135-1 ~mode3~0 := 0; 4195#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4194#L157 assume !(0 != ~mode4~0 % 256); 4190#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 4189#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4187#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4186#L182 assume !(0 != ~mode5~0 % 256); 4182#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 4181#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4177#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3711#L207 assume !(0 != ~mode6~0 % 256); 3701#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 3680#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 3655#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3713#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3714#L401 assume !(~r1~0 % 256 >= 6); 3969#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 4112#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 4111#L400-1 check_#res#1 := check_~tmp~1#1; 4110#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4109#L502 assume !(0 == assert_~arg#1 % 256); 4108#L497 assume { :end_inline_assert } true; 3662#L470-2 [2022-11-02 21:09:49,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 7 times [2022-11-02 21:09:49,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700827672] [2022-11-02 21:09:49,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:49,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:49,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:49,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1800321220, now seen corresponding path program 1 times [2022-11-02 21:09:49,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:49,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540690337] [2022-11-02 21:09:49,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:49,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:49,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:49,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540690337] [2022-11-02 21:09:49,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540690337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:49,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:49,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:49,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176102401] [2022-11-02 21:09:49,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:49,963 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:49,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:49,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:49,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:49,964 INFO L87 Difference]: Start difference. First operand 662 states and 938 transitions. cyclomatic complexity: 277 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:49,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:49,981 INFO L93 Difference]: Finished difference Result 680 states and 959 transitions. [2022-11-02 21:09:49,982 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 680 states and 959 transitions. [2022-11-02 21:09:49,986 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 616 [2022-11-02 21:09:49,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 680 states to 680 states and 959 transitions. [2022-11-02 21:09:49,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 680 [2022-11-02 21:09:49,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 680 [2022-11-02 21:09:49,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 680 states and 959 transitions. [2022-11-02 21:09:49,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:49,993 INFO L218 hiAutomatonCegarLoop]: Abstraction has 680 states and 959 transitions. [2022-11-02 21:09:49,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states and 959 transitions. [2022-11-02 21:09:50,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 676. [2022-11-02 21:09:50,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 676 states have (on average 1.4097633136094674) internal successors, (953), 675 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 953 transitions. [2022-11-02 21:09:50,004 INFO L240 hiAutomatonCegarLoop]: Abstraction has 676 states and 953 transitions. [2022-11-02 21:09:50,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:50,009 INFO L428 stractBuchiCegarLoop]: Abstraction has 676 states and 953 transitions. [2022-11-02 21:09:50,009 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-02 21:09:50,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 676 states and 953 transitions. [2022-11-02 21:09:50,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 616 [2022-11-02 21:09:50,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:50,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:50,016 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:50,016 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,017 INFO L748 eck$LassoCheckResult]: Stem: 5072#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 5015#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 5016#L231 assume 0 == ~r1~0 % 256; 5060#L232 assume ~id1~0 >= 0; 5048#L233 assume 0 == ~st1~0; 5049#L234 assume ~send1~0 == ~id1~0; 5056#L235 assume 0 == ~mode1~0 % 256; 5039#L236 assume ~id2~0 >= 0; 5040#L237 assume 0 == ~st2~0; 4999#L238 assume ~send2~0 == ~id2~0; 5000#L239 assume 0 == ~mode2~0 % 256; 4997#L240 assume ~id3~0 >= 0; 4998#L241 assume 0 == ~st3~0; 5002#L242 assume ~send3~0 == ~id3~0; 5059#L243 assume 0 == ~mode3~0 % 256; 4966#L244 assume ~id4~0 >= 0; 4967#L245 assume 0 == ~st4~0; 5001#L246 assume ~send4~0 == ~id4~0; 5043#L247 assume 0 == ~mode4~0 % 256; 5071#L248 assume ~id5~0 >= 0; 4961#L249 assume 0 == ~st5~0; 4962#L250 assume ~send5~0 == ~id5~0; 5062#L251 assume 0 == ~mode5~0 % 256; 5028#L252 assume ~id6~0 >= 0; 5029#L253 assume 0 == ~st6~0; 5034#L254 assume ~send6~0 == ~id6~0; 4984#L255 assume 0 == ~mode6~0 % 256; 4985#L256 assume ~id1~0 != ~id2~0; 5030#L257 assume ~id1~0 != ~id3~0; 5006#L258 assume ~id1~0 != ~id4~0; 5007#L259 assume ~id1~0 != ~id5~0; 5050#L260 assume ~id1~0 != ~id6~0; 5051#L261 assume ~id2~0 != ~id3~0; 5035#L262 assume ~id2~0 != ~id4~0; 5036#L263 assume ~id2~0 != ~id5~0; 5041#L264 assume ~id2~0 != ~id6~0; 5042#L265 assume ~id3~0 != ~id4~0; 4975#L266 assume ~id3~0 != ~id5~0; 4976#L267 assume ~id3~0 != ~id6~0; 4991#L268 assume ~id4~0 != ~id5~0; 4992#L269 assume ~id4~0 != ~id6~0; 4970#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 4971#L231-1 init_#res#1 := init_~tmp~0#1; 5022#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5018#L22 assume !(0 == assume_abort_if_not_~cond#1); 5019#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 5065#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5377#L78 assume !(0 != ~mode1~0 % 256); 5063#L95 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 5064#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5067#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5422#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5474#L110 [2022-11-02 21:09:50,017 INFO L750 eck$LassoCheckResult]: Loop: 5474#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 4986#L110-1 ~mode2~0 := 0; 4987#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5077#L132 assume !(0 != ~mode3~0 % 256); 5078#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5032#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5033#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4963#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4964#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 4978#L160-1 ~mode4~0 := 0; 5008#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5025#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5066#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 5045#L185-1 ~mode5~0 := 0; 4993#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 4994#L207 assume !(0 != ~mode6~0 % 256); 5047#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 5027#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 5003#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5058#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 4968#L401 assume !(~r1~0 % 256 >= 6); 4969#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5061#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5055#L400-1 check_#res#1 := check_~tmp~1#1; 5013#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5014#L502 assume !(0 == assert_~arg#1 % 256); 5017#L497 assume { :end_inline_assert } true; 5073#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4995#L78 assume 0 != ~mode1~0 % 256; 4996#L79 assume !(255 == ~r1~0 % 256); 5011#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 5012#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 4959#L85-1 ~mode1~0 := 0; 5031#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5095#L107 assume !(0 != ~mode2~0 % 256); 5091#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5092#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5196#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5191#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5192#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 5542#L135-1 ~mode3~0 := 0; 5540#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5536#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5537#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 5530#L160-1 ~mode4~0 := 0; 5528#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5524#L182 assume !(0 != ~mode5~0 % 256); 5522#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 5519#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 5516#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5512#L207 assume !(0 != ~mode6~0 % 256); 5510#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 5507#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 5504#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5502#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5499#L401 assume !(~r1~0 % 256 >= 6); 5500#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5568#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5566#L400-1 check_#res#1 := check_~tmp~1#1; 5565#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5564#L502 assume !(0 == assert_~arg#1 % 256); 5562#L497 assume { :end_inline_assert } true; 5009#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5010#L78 assume !(0 != ~mode1~0 % 256); 5481#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5471#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5472#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5477#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5474#L110 [2022-11-02 21:09:50,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1377903418, now seen corresponding path program 1 times [2022-11-02 21:09:50,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771138252] [2022-11-02 21:09:50,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771138252] [2022-11-02 21:09:50,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771138252] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:09:50,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819584231] [2022-11-02 21:09:50,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,065 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 21:09:50,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,065 INFO L85 PathProgramCache]: Analyzing trace with hash -347535866, now seen corresponding path program 1 times [2022-11-02 21:09:50,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293337637] [2022-11-02 21:09:50,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293337637] [2022-11-02 21:09:50,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293337637] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:50,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399597022] [2022-11-02 21:09:50,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,212 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:50,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:50,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:50,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:50,213 INFO L87 Difference]: Start difference. First operand 676 states and 953 transitions. cyclomatic complexity: 278 Second operand has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:50,233 INFO L93 Difference]: Finished difference Result 676 states and 951 transitions. [2022-11-02 21:09:50,233 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 676 states and 951 transitions. [2022-11-02 21:09:50,238 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 616 [2022-11-02 21:09:50,241 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 676 states to 676 states and 951 transitions. [2022-11-02 21:09:50,241 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 676 [2022-11-02 21:09:50,242 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 676 [2022-11-02 21:09:50,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 676 states and 951 transitions. [2022-11-02 21:09:50,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:50,244 INFO L218 hiAutomatonCegarLoop]: Abstraction has 676 states and 951 transitions. [2022-11-02 21:09:50,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states and 951 transitions. [2022-11-02 21:09:50,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 662. [2022-11-02 21:09:50,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 662 states have (on average 1.4078549848942599) internal successors, (932), 661 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 932 transitions. [2022-11-02 21:09:50,255 INFO L240 hiAutomatonCegarLoop]: Abstraction has 662 states and 932 transitions. [2022-11-02 21:09:50,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:50,256 INFO L428 stractBuchiCegarLoop]: Abstraction has 662 states and 932 transitions. [2022-11-02 21:09:50,256 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-02 21:09:50,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 662 states and 932 transitions. [2022-11-02 21:09:50,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 616 [2022-11-02 21:09:50,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:50,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:50,264 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:50,264 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,264 INFO L748 eck$LassoCheckResult]: Stem: 6433#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 6375#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 6376#L231 assume 0 == ~r1~0 % 256; 6417#L232 assume ~id1~0 >= 0; 6405#L233 assume 0 == ~st1~0; 6406#L234 assume ~send1~0 == ~id1~0; 6413#L235 assume 0 == ~mode1~0 % 256; 6396#L236 assume ~id2~0 >= 0; 6397#L237 assume 0 == ~st2~0; 6358#L238 assume ~send2~0 == ~id2~0; 6359#L239 assume 0 == ~mode2~0 % 256; 6356#L240 assume ~id3~0 >= 0; 6357#L241 assume 0 == ~st3~0; 6361#L242 assume ~send3~0 == ~id3~0; 6416#L243 assume 0 == ~mode3~0 % 256; 6327#L244 assume ~id4~0 >= 0; 6328#L245 assume 0 == ~st4~0; 6360#L246 assume ~send4~0 == ~id4~0; 6404#L247 assume 0 == ~mode4~0 % 256; 6429#L248 assume ~id5~0 >= 0; 6320#L249 assume 0 == ~st5~0; 6321#L250 assume ~send5~0 == ~id5~0; 6419#L251 assume 0 == ~mode5~0 % 256; 6387#L252 assume ~id6~0 >= 0; 6388#L253 assume 0 == ~st6~0; 6392#L254 assume ~send6~0 == ~id6~0; 6343#L255 assume 0 == ~mode6~0 % 256; 6344#L256 assume ~id1~0 != ~id2~0; 6389#L257 assume ~id1~0 != ~id3~0; 6365#L258 assume ~id1~0 != ~id4~0; 6366#L259 assume ~id1~0 != ~id5~0; 6408#L260 assume ~id1~0 != ~id6~0; 6409#L261 assume ~id2~0 != ~id3~0; 6393#L262 assume ~id2~0 != ~id4~0; 6394#L263 assume ~id2~0 != ~id5~0; 6398#L264 assume ~id2~0 != ~id6~0; 6399#L265 assume ~id3~0 != ~id4~0; 6334#L266 assume ~id3~0 != ~id5~0; 6335#L267 assume ~id3~0 != ~id6~0; 6352#L268 assume ~id4~0 != ~id5~0; 6353#L269 assume ~id4~0 != ~id6~0; 6332#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 6333#L231-1 init_#res#1 := init_~tmp~0#1; 6381#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6377#L22 assume !(0 == assume_abort_if_not_~cond#1); 6378#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 6422#L470-2 [2022-11-02 21:09:50,264 INFO L750 eck$LassoCheckResult]: Loop: 6422#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6958#L78 assume !(0 != ~mode1~0 % 256); 6420#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 6421#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 6424#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 6901#L107 assume !(0 != ~mode2~0 % 256); 6451#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 6452#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 6900#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 6899#L132 assume !(0 != ~mode3~0 % 256); 6758#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 6898#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 6897#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 6896#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 6892#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 6885#L160-1 ~mode4~0 := 0; 6882#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 6875#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6872#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 6867#L185-1 ~mode5~0 := 0; 6865#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 6864#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 6861#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 6853#L210-1 ~mode6~0 := 0; 6850#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6848#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 6846#L401 assume !(~r1~0 % 256 >= 6); 6843#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 6841#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 6838#L400-1 check_#res#1 := check_~tmp~1#1; 6835#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6828#L502 assume !(0 == assert_~arg#1 % 256); 6824#L497 assume { :end_inline_assert } true; 6821#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6814#L78 assume 0 != ~mode1~0 % 256; 6622#L79 assume !(255 == ~r1~0 % 256); 6806#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 6658#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 6652#L85-1 ~mode1~0 := 0; 6459#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 6455#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 6456#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 6446#L110-1 ~mode2~0 := 0; 6445#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 6441#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6442#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 6976#L135-1 ~mode3~0 := 0; 6975#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 6974#L157 assume !(0 != ~mode4~0 % 256); 6970#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 6969#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 6967#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 6966#L182 assume !(0 != ~mode5~0 % 256); 6965#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 6962#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 6961#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 6934#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 6930#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 6922#L210-1 ~mode6~0 := 0; 6919#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6917#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 6915#L401 assume !(~r1~0 % 256 >= 6); 6431#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 6432#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 6960#L400-1 check_#res#1 := check_~tmp~1#1; 6371#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6372#L502 assume !(0 == assert_~arg#1 % 256); 6959#L497 assume { :end_inline_assert } true; 6422#L470-2 [2022-11-02 21:09:50,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 8 times [2022-11-02 21:09:50,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027203015] [2022-11-02 21:09:50,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:50,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:50,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:50,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,330 INFO L85 PathProgramCache]: Analyzing trace with hash 776527996, now seen corresponding path program 1 times [2022-11-02 21:09:50,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549638329] [2022-11-02 21:09:50,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549638329] [2022-11-02 21:09:50,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549638329] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:50,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999401275] [2022-11-02 21:09:50,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,459 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:50,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:50,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:50,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:50,459 INFO L87 Difference]: Start difference. First operand 662 states and 932 transitions. cyclomatic complexity: 271 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:50,480 INFO L93 Difference]: Finished difference Result 1230 states and 1722 transitions. [2022-11-02 21:09:50,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1230 states and 1722 transitions. [2022-11-02 21:09:50,489 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1184 [2022-11-02 21:09:50,500 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1230 states to 1230 states and 1722 transitions. [2022-11-02 21:09:50,500 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1230 [2022-11-02 21:09:50,502 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1230 [2022-11-02 21:09:50,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1230 states and 1722 transitions. [2022-11-02 21:09:50,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:50,504 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1230 states and 1722 transitions. [2022-11-02 21:09:50,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states and 1722 transitions. [2022-11-02 21:09:50,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 1206. [2022-11-02 21:09:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 1206 states have (on average 1.3980099502487562) internal successors, (1686), 1205 states have internal predecessors, (1686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1686 transitions. [2022-11-02 21:09:50,525 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1206 states and 1686 transitions. [2022-11-02 21:09:50,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:50,526 INFO L428 stractBuchiCegarLoop]: Abstraction has 1206 states and 1686 transitions. [2022-11-02 21:09:50,526 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-02 21:09:50,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1206 states and 1686 transitions. [2022-11-02 21:09:50,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1160 [2022-11-02 21:09:50,533 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:50,533 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:50,534 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-02 21:09:50,534 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,534 INFO L748 eck$LassoCheckResult]: Stem: 8336#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 8273#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 8274#L231 assume 0 == ~r1~0 % 256; 8319#L232 assume ~id1~0 >= 0; 8307#L233 assume 0 == ~st1~0; 8308#L234 assume ~send1~0 == ~id1~0; 8314#L235 assume 0 == ~mode1~0 % 256; 8297#L236 assume ~id2~0 >= 0; 8298#L237 assume 0 == ~st2~0; 8256#L238 assume ~send2~0 == ~id2~0; 8257#L239 assume 0 == ~mode2~0 % 256; 8254#L240 assume ~id3~0 >= 0; 8255#L241 assume 0 == ~st3~0; 8259#L242 assume ~send3~0 == ~id3~0; 8318#L243 assume 0 == ~mode3~0 % 256; 8223#L244 assume ~id4~0 >= 0; 8224#L245 assume 0 == ~st4~0; 8258#L246 assume ~send4~0 == ~id4~0; 8301#L247 assume 0 == ~mode4~0 % 256; 8332#L248 assume ~id5~0 >= 0; 8218#L249 assume 0 == ~st5~0; 8219#L250 assume ~send5~0 == ~id5~0; 8322#L251 assume 0 == ~mode5~0 % 256; 8286#L252 assume ~id6~0 >= 0; 8287#L253 assume 0 == ~st6~0; 8293#L254 assume ~send6~0 == ~id6~0; 8241#L255 assume 0 == ~mode6~0 % 256; 8242#L256 assume ~id1~0 != ~id2~0; 8288#L257 assume ~id1~0 != ~id3~0; 8264#L258 assume ~id1~0 != ~id4~0; 8265#L259 assume ~id1~0 != ~id5~0; 8310#L260 assume ~id1~0 != ~id6~0; 8311#L261 assume ~id2~0 != ~id3~0; 8294#L262 assume ~id2~0 != ~id4~0; 8295#L263 assume ~id2~0 != ~id5~0; 8299#L264 assume ~id2~0 != ~id6~0; 8300#L265 assume ~id3~0 != ~id4~0; 8232#L266 assume ~id3~0 != ~id5~0; 8233#L267 assume ~id3~0 != ~id6~0; 8248#L268 assume ~id4~0 != ~id5~0; 8249#L269 assume ~id4~0 != ~id6~0; 8227#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 8228#L231-1 init_#res#1 := init_~tmp~0#1; 8280#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 8276#L22 assume !(0 == assume_abort_if_not_~cond#1); 8277#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 8325#L470-2 [2022-11-02 21:09:50,535 INFO L750 eck$LassoCheckResult]: Loop: 8325#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 8520#L78 assume !(0 != ~mode1~0 % 256); 8518#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 8516#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 8514#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 8512#L107 assume !(0 != ~mode2~0 % 256); 8510#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 8508#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 8506#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 8504#L132 assume !(0 != ~mode3~0 % 256); 8501#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 8500#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 8499#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 8498#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 8494#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 8492#L160-1 ~mode4~0 := 0; 8491#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 8490#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 8487#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 8484#L185-1 ~mode5~0 := 0; 8483#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 8481#L207 assume !(0 != ~mode6~0 % 256); 8482#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 8477#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 8416#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 8417#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 8865#L401 assume !(~r1~0 % 256 >= 6); 8861#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 8859#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 8857#L400-1 check_#res#1 := check_~tmp~1#1; 8855#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 8854#L502 assume !(0 == assert_~arg#1 % 256); 8383#L497 assume { :end_inline_assert } true; 8378#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 8367#L78 assume 0 != ~mode1~0 % 256; 8368#L79 assume !(255 == ~r1~0 % 256); 8808#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 8361#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 8356#L85-1 ~mode1~0 := 0; 8357#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 8807#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8797#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 8762#L110-1 ~mode2~0 := 0; 8758#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 8741#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 8736#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 8734#L135-1 ~mode3~0 := 0; 8733#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 8732#L157 assume !(0 != ~mode4~0 % 256); 8640#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 8641#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 8631#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 8628#L182 assume !(0 != ~mode5~0 % 256); 8626#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 8627#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 8596#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 8597#L207 assume !(0 != ~mode6~0 % 256); 8584#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 8547#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 8548#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 8541#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 8542#L401 assume !(~r1~0 % 256 >= 6); 8570#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 8567#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 8564#L400-1 check_#res#1 := check_~tmp~1#1; 8561#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 8558#L502 assume !(0 == assert_~arg#1 % 256); 8555#L497 assume { :end_inline_assert } true; 8325#L470-2 [2022-11-02 21:09:50,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 9 times [2022-11-02 21:09:50,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605212983] [2022-11-02 21:09:50,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:50,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:50,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:50,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,572 INFO L85 PathProgramCache]: Analyzing trace with hash 544627772, now seen corresponding path program 1 times [2022-11-02 21:09:50,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935074467] [2022-11-02 21:09:50,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935074467] [2022-11-02 21:09:50,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935074467] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:50,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770597233] [2022-11-02 21:09:50,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,672 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:50,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:50,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:50,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:50,674 INFO L87 Difference]: Start difference. First operand 1206 states and 1686 transitions. cyclomatic complexity: 481 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:50,697 INFO L93 Difference]: Finished difference Result 1276 states and 1781 transitions. [2022-11-02 21:09:50,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1276 states and 1781 transitions. [2022-11-02 21:09:50,705 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1160 [2022-11-02 21:09:50,712 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1276 states to 1276 states and 1781 transitions. [2022-11-02 21:09:50,712 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1276 [2022-11-02 21:09:50,714 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1276 [2022-11-02 21:09:50,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1276 states and 1781 transitions. [2022-11-02 21:09:50,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:50,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1276 states and 1781 transitions. [2022-11-02 21:09:50,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states and 1781 transitions. [2022-11-02 21:09:50,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1268. [2022-11-02 21:09:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 1268 states have (on average 1.3935331230283912) internal successors, (1767), 1267 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 1767 transitions. [2022-11-02 21:09:50,740 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1268 states and 1767 transitions. [2022-11-02 21:09:50,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:50,742 INFO L428 stractBuchiCegarLoop]: Abstraction has 1268 states and 1767 transitions. [2022-11-02 21:09:50,742 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-02 21:09:50,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1268 states and 1767 transitions. [2022-11-02 21:09:50,753 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1160 [2022-11-02 21:09:50,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:50,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:50,761 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,761 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,762 INFO L748 eck$LassoCheckResult]: Stem: 10821#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 10762#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 10763#L231 assume 0 == ~r1~0 % 256; 10807#L232 assume ~id1~0 >= 0; 10794#L233 assume 0 == ~st1~0; 10795#L234 assume ~send1~0 == ~id1~0; 10801#L235 assume 0 == ~mode1~0 % 256; 10785#L236 assume ~id2~0 >= 0; 10786#L237 assume 0 == ~st2~0; 10744#L238 assume ~send2~0 == ~id2~0; 10745#L239 assume 0 == ~mode2~0 % 256; 10742#L240 assume ~id3~0 >= 0; 10743#L241 assume 0 == ~st3~0; 10747#L242 assume ~send3~0 == ~id3~0; 10806#L243 assume 0 == ~mode3~0 % 256; 10713#L244 assume ~id4~0 >= 0; 10714#L245 assume 0 == ~st4~0; 10746#L246 assume ~send4~0 == ~id4~0; 10793#L247 assume 0 == ~mode4~0 % 256; 10820#L248 assume ~id5~0 >= 0; 10706#L249 assume 0 == ~st5~0; 10707#L250 assume ~send5~0 == ~id5~0; 10809#L251 assume 0 == ~mode5~0 % 256; 10774#L252 assume ~id6~0 >= 0; 10775#L253 assume 0 == ~st6~0; 10781#L254 assume ~send6~0 == ~id6~0; 10729#L255 assume 0 == ~mode6~0 % 256; 10730#L256 assume ~id1~0 != ~id2~0; 10776#L257 assume ~id1~0 != ~id3~0; 10752#L258 assume ~id1~0 != ~id4~0; 10753#L259 assume ~id1~0 != ~id5~0; 10797#L260 assume ~id1~0 != ~id6~0; 10798#L261 assume ~id2~0 != ~id3~0; 10782#L262 assume ~id2~0 != ~id4~0; 10783#L263 assume ~id2~0 != ~id5~0; 10787#L264 assume ~id2~0 != ~id6~0; 10788#L265 assume ~id3~0 != ~id4~0; 10720#L266 assume ~id3~0 != ~id5~0; 10721#L267 assume ~id3~0 != ~id6~0; 10738#L268 assume ~id4~0 != ~id5~0; 10739#L269 assume ~id4~0 != ~id6~0; 10718#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 10719#L231-1 init_#res#1 := init_~tmp~0#1; 10768#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 10764#L22 assume !(0 == assume_abort_if_not_~cond#1); 10765#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 10812#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 11750#L78 assume !(0 != ~mode1~0 % 256); 10810#L95 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 10811#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 11964#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 11963#L107 assume !(0 != ~mode2~0 % 256); 11961#L120 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 11959#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 11957#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 11956#L132 assume !(0 != ~mode3~0 % 256); 11955#L145 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 11954#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 11953#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 11952#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 11948#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 11946#L160-1 ~mode4~0 := 0; 11945#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 11944#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 10813#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 10790#L185-1 ~mode5~0 := 0; 10804#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 11889#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10715#L210 [2022-11-02 21:09:50,762 INFO L750 eck$LassoCheckResult]: Loop: 10715#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 10716#L210-1 ~mode6~0 := 0; 11880#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 11879#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 11878#L401 assume !(~r1~0 % 256 >= 6); 11875#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 11873#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 11871#L400-1 check_#res#1 := check_~tmp~1#1; 11869#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 11864#L502 assume !(0 == assert_~arg#1 % 256); 11687#L497 assume { :end_inline_assert } true; 11537#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 11004#L78 assume 0 != ~mode1~0 % 256; 11000#L79 assume !(255 == ~r1~0 % 256); 10997#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 10993#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 10989#L85-1 ~mode1~0 := 0; 10987#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10985#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 10979#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 10977#L110-1 ~mode2~0 := 0; 10975#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10969#L132 assume !(0 != ~mode3~0 % 256); 10967#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 10965#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 10963#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10957#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10953#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 10949#L160-1 ~mode4~0 := 0; 10947#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10946#L182 assume !(0 != ~mode5~0 % 256); 10945#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 10936#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 10932#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10930#L207 assume !(0 != ~mode6~0 % 256); 10928#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 10923#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 10924#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 11175#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 11173#L401 assume !(~r1~0 % 256 >= 6); 11174#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 11181#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 11180#L400-1 check_#res#1 := check_~tmp~1#1; 11179#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 11178#L502 assume !(0 == assert_~arg#1 % 256); 11177#L497 assume { :end_inline_assert } true; 11176#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10866#L78 assume !(0 != ~mode1~0 % 256); 10858#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 10859#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 11658#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 11656#L107 assume !(0 != ~mode2~0 % 256); 10836#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 10832#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 10830#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10827#L132 assume !(0 != ~mode3~0 % 256); 10829#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 11924#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 11921#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 11919#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 11915#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 11912#L160-1 ~mode4~0 := 0; 11907#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 11906#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 11904#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 11898#L185-1 ~mode5~0 := 0; 11897#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10802#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10715#L210 [2022-11-02 21:09:50,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,763 INFO L85 PathProgramCache]: Analyzing trace with hash -484641598, now seen corresponding path program 1 times [2022-11-02 21:09:50,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719994750] [2022-11-02 21:09:50,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719994750] [2022-11-02 21:09:50,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719994750] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:50,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724129355] [2022-11-02 21:09:50,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,815 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 21:09:50,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,815 INFO L85 PathProgramCache]: Analyzing trace with hash 150775046, now seen corresponding path program 1 times [2022-11-02 21:09:50,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050325273] [2022-11-02 21:09:50,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:50,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:50,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050325273] [2022-11-02 21:09:50,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050325273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:50,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:50,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:50,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063346923] [2022-11-02 21:09:50,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:50,908 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:50,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:50,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:50,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:50,909 INFO L87 Difference]: Start difference. First operand 1268 states and 1767 transitions. cyclomatic complexity: 501 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:50,927 INFO L93 Difference]: Finished difference Result 688 states and 947 transitions. [2022-11-02 21:09:50,928 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 688 states and 947 transitions. [2022-11-02 21:09:50,932 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 580 [2022-11-02 21:09:50,936 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 688 states to 688 states and 947 transitions. [2022-11-02 21:09:50,936 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 688 [2022-11-02 21:09:50,937 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 688 [2022-11-02 21:09:50,937 INFO L73 IsDeterministic]: Start isDeterministic. Operand 688 states and 947 transitions. [2022-11-02 21:09:50,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:50,938 INFO L218 hiAutomatonCegarLoop]: Abstraction has 688 states and 947 transitions. [2022-11-02 21:09:50,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states and 947 transitions. [2022-11-02 21:09:50,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 688. [2022-11-02 21:09:50,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 688 states have (on average 1.376453488372093) internal successors, (947), 687 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:50,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 947 transitions. [2022-11-02 21:09:50,951 INFO L240 hiAutomatonCegarLoop]: Abstraction has 688 states and 947 transitions. [2022-11-02 21:09:50,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:50,952 INFO L428 stractBuchiCegarLoop]: Abstraction has 688 states and 947 transitions. [2022-11-02 21:09:50,952 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-02 21:09:50,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 688 states and 947 transitions. [2022-11-02 21:09:50,956 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 580 [2022-11-02 21:09:50,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:50,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:50,958 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,958 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:50,958 INFO L748 eck$LassoCheckResult]: Stem: 12778#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 12723#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 12724#L231 assume 0 == ~r1~0 % 256; 12765#L232 assume ~id1~0 >= 0; 12754#L233 assume 0 == ~st1~0; 12755#L234 assume ~send1~0 == ~id1~0; 12761#L235 assume 0 == ~mode1~0 % 256; 12745#L236 assume ~id2~0 >= 0; 12746#L237 assume 0 == ~st2~0; 12707#L238 assume ~send2~0 == ~id2~0; 12708#L239 assume 0 == ~mode2~0 % 256; 12705#L240 assume ~id3~0 >= 0; 12706#L241 assume 0 == ~st3~0; 12710#L242 assume ~send3~0 == ~id3~0; 12764#L243 assume 0 == ~mode3~0 % 256; 12676#L244 assume ~id4~0 >= 0; 12677#L245 assume 0 == ~st4~0; 12709#L246 assume ~send4~0 == ~id4~0; 12753#L247 assume 0 == ~mode4~0 % 256; 12775#L248 assume ~id5~0 >= 0; 12669#L249 assume 0 == ~st5~0; 12670#L250 assume ~send5~0 == ~id5~0; 12767#L251 assume 0 == ~mode5~0 % 256; 12735#L252 assume ~id6~0 >= 0; 12736#L253 assume 0 == ~st6~0; 12741#L254 assume ~send6~0 == ~id6~0; 12692#L255 assume 0 == ~mode6~0 % 256; 12693#L256 assume ~id1~0 != ~id2~0; 12737#L257 assume ~id1~0 != ~id3~0; 12714#L258 assume ~id1~0 != ~id4~0; 12715#L259 assume ~id1~0 != ~id5~0; 12757#L260 assume ~id1~0 != ~id6~0; 12758#L261 assume ~id2~0 != ~id3~0; 12742#L262 assume ~id2~0 != ~id4~0; 12743#L263 assume ~id2~0 != ~id5~0; 12747#L264 assume ~id2~0 != ~id6~0; 12748#L265 assume ~id3~0 != ~id4~0; 12683#L266 assume ~id3~0 != ~id5~0; 12684#L267 assume ~id3~0 != ~id6~0; 12701#L268 assume ~id4~0 != ~id5~0; 12702#L269 assume ~id4~0 != ~id6~0; 12681#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 12682#L231-1 init_#res#1 := init_~tmp~0#1; 12729#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 12725#L22 assume !(0 == assume_abort_if_not_~cond#1); 12726#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 12770#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 12926#L78 assume !(0 != ~mode1~0 % 256); 12927#L95 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 12928#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 12925#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 12923#L107 assume !(0 != ~mode2~0 % 256); 12921#L120 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 12917#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 12915#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 12913#L132 assume !(0 != ~mode3~0 % 256); 12911#L145 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 12909#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 12907#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 12905#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 12900#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 12897#L160-1 ~mode4~0 := 0; 12895#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12893#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 12888#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 12884#L185-1 ~mode5~0 := 0; 12881#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 12879#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 12860#L210 [2022-11-02 21:09:50,958 INFO L750 eck$LassoCheckResult]: Loop: 12860#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 12853#L210-1 ~mode6~0 := 0; 12854#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 13203#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 13202#L401 assume !(~r1~0 % 256 >= 6); 13201#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13200#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13199#L400-1 check_#res#1 := check_~tmp~1#1; 13198#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13197#L502 assume !(0 == assert_~arg#1 % 256); 13196#L497 assume { :end_inline_assert } true; 13195#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 12800#L78 assume 0 != ~mode1~0 % 256; 12801#L79 assume !(255 == ~r1~0 % 256); 13172#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 13171#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 12788#L85-1 ~mode1~0 := 0; 12789#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13163#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 13137#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 13134#L110-1 ~mode2~0 := 0; 13132#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 13129#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 13122#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 13097#L135-1 ~mode3~0 := 0; 13094#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 13091#L157 assume !(0 != ~mode4~0 % 256); 13089#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 13088#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 13080#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 13077#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 13074#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 13069#L185-1 ~mode5~0 := 0; 13066#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 13062#L207 assume !(0 != ~mode6~0 % 256); 13059#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 13056#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 13053#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 13050#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 13046#L401 assume !(~r1~0 % 256 >= 6); 13043#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13040#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13039#L400-1 check_#res#1 := check_~tmp~1#1; 13038#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13037#L502 assume !(0 == assert_~arg#1 % 256); 13035#L497 assume { :end_inline_assert } true; 13033#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 13031#L78 assume !(0 != ~mode1~0 % 256); 13029#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 13027#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 13025#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13023#L107 assume !(0 != ~mode2~0 % 256); 13021#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 13019#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 13014#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 13011#L132 assume !(0 != ~mode3~0 % 256); 13009#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 13008#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 13007#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 13005#L157 assume !(0 != ~mode4~0 % 256); 13001#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 13000#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 12998#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12996#L182 assume !(0 != ~mode5~0 % 256); 12992#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 12991#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 12988#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 12878#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 12860#L210 [2022-11-02 21:09:50,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:50,959 INFO L85 PathProgramCache]: Analyzing trace with hash -484641598, now seen corresponding path program 2 times [2022-11-02 21:09:50,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:50,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899935512] [2022-11-02 21:09:50,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:50,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:51,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:51,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899935512] [2022-11-02 21:09:51,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899935512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:51,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:51,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:51,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139616104] [2022-11-02 21:09:51,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:51,016 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 21:09:51,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:51,016 INFO L85 PathProgramCache]: Analyzing trace with hash 45710248, now seen corresponding path program 1 times [2022-11-02 21:09:51,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:51,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577091191] [2022-11-02 21:09:51,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:51,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:51,108 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:51,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:51,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577091191] [2022-11-02 21:09:51,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577091191] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:51,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:51,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:51,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828541527] [2022-11-02 21:09:51,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:51,111 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 21:09:51,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:51,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:51,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:09:51,112 INFO L87 Difference]: Start difference. First operand 688 states and 947 transitions. cyclomatic complexity: 261 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:51,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:51,130 INFO L93 Difference]: Finished difference Result 1264 states and 1739 transitions. [2022-11-02 21:09:51,131 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1264 states and 1739 transitions. [2022-11-02 21:09:51,139 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1136 [2022-11-02 21:09:51,146 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1264 states to 1264 states and 1739 transitions. [2022-11-02 21:09:51,146 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1264 [2022-11-02 21:09:51,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1264 [2022-11-02 21:09:51,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1264 states and 1739 transitions. [2022-11-02 21:09:51,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 21:09:51,149 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1264 states and 1739 transitions. [2022-11-02 21:09:51,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states and 1739 transitions. [2022-11-02 21:09:51,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1216. [2022-11-02 21:09:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1216 states, 1216 states have (on average 1.3610197368421053) internal successors, (1655), 1215 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:09:51,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1216 states and 1655 transitions. [2022-11-02 21:09:51,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1216 states and 1655 transitions. [2022-11-02 21:09:51,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:51,173 INFO L428 stractBuchiCegarLoop]: Abstraction has 1216 states and 1655 transitions. [2022-11-02 21:09:51,173 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-02 21:09:51,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1216 states and 1655 transitions. [2022-11-02 21:09:51,180 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1088 [2022-11-02 21:09:51,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:09:51,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:09:51,185 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:51,185 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:51,185 INFO L748 eck$LassoCheckResult]: Stem: 14747#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 14683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 14684#L231 assume 0 == ~r1~0 % 256; 14731#L232 assume ~id1~0 >= 0; 14717#L233 assume 0 == ~st1~0; 14718#L234 assume ~send1~0 == ~id1~0; 14725#L235 assume 0 == ~mode1~0 % 256; 14708#L236 assume ~id2~0 >= 0; 14709#L237 assume 0 == ~st2~0; 14664#L238 assume ~send2~0 == ~id2~0; 14665#L239 assume 0 == ~mode2~0 % 256; 14662#L240 assume ~id3~0 >= 0; 14663#L241 assume 0 == ~st3~0; 14667#L242 assume ~send3~0 == ~id3~0; 14730#L243 assume 0 == ~mode3~0 % 256; 14634#L244 assume ~id4~0 >= 0; 14635#L245 assume 0 == ~st4~0; 14666#L246 assume ~send4~0 == ~id4~0; 14716#L247 assume 0 == ~mode4~0 % 256; 14743#L248 assume ~id5~0 >= 0; 14628#L249 assume 0 == ~st5~0; 14629#L250 assume ~send5~0 == ~id5~0; 14733#L251 assume 0 == ~mode5~0 % 256; 14696#L252 assume ~id6~0 >= 0; 14697#L253 assume 0 == ~st6~0; 14702#L254 assume ~send6~0 == ~id6~0; 14650#L255 assume 0 == ~mode6~0 % 256; 14651#L256 assume ~id1~0 != ~id2~0; 14698#L257 assume ~id1~0 != ~id3~0; 14671#L258 assume ~id1~0 != ~id4~0; 14672#L259 assume ~id1~0 != ~id5~0; 14720#L260 assume ~id1~0 != ~id6~0; 14721#L261 assume ~id2~0 != ~id3~0; 14705#L262 assume ~id2~0 != ~id4~0; 14706#L263 assume ~id2~0 != ~id5~0; 14710#L264 assume ~id2~0 != ~id6~0; 14711#L265 assume ~id3~0 != ~id4~0; 14641#L266 assume ~id3~0 != ~id5~0; 14642#L267 assume ~id3~0 != ~id6~0; 14658#L268 assume ~id4~0 != ~id5~0; 14659#L269 assume ~id4~0 != ~id6~0; 14639#L270 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 14640#L231-1 init_#res#1 := init_~tmp~0#1; 14689#L392 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 14685#L22 assume !(0 == assume_abort_if_not_~cond#1); 14686#L21 assume { :end_inline_assume_abort_if_not } true;~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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 14737#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 14879#L78 assume !(0 != ~mode1~0 % 256); 14880#L95 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 14912#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 14911#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 14910#L107 assume !(0 != ~mode2~0 % 256); 14909#L120 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 14908#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 14907#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 14906#L132 assume !(0 != ~mode3~0 % 256); 14905#L145 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 14904#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 14903#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14902#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 14898#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 14895#L160-1 ~mode4~0 := 0; 14896#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14890#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 14886#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 14885#L185-1 ~mode5~0 := 0; 14854#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 14855#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15186#L210 [2022-11-02 21:09:51,186 INFO L750 eck$LassoCheckResult]: Loop: 15186#L210 assume !(node6_~m6~0#1 != ~nomsg~0); 15537#L210-1 ~mode6~0 := 0; 15533#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15531#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 15529#L401 assume !(~r1~0 % 256 >= 6); 15527#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 15525#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 15523#L400-1 check_#res#1 := check_~tmp~1#1; 15521#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 15516#L502 assume !(0 == assert_~arg#1 % 256); 15513#L497 assume { :end_inline_assert } true; 15509#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15505#L78 assume 0 != ~mode1~0 % 256; 15474#L79 assume !(255 == ~r1~0 % 256); 15497#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 15494#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 15489#L85-1 ~mode1~0 := 0; 15486#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15483#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 15475#L110 assume !(node2_~m2~0#1 != ~nomsg~0); 15471#L110-1 ~mode2~0 := 0; 15468#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 15465#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 15456#L135 assume !(node3_~m3~0#1 != ~nomsg~0); 15451#L135-1 ~mode3~0 := 0; 15437#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 15432#L157 assume !(0 != ~mode4~0 % 256); 15430#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 15428#L170-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 15425#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15423#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 15417#L185 assume !(node5_~m5~0#1 != ~nomsg~0); 15408#L185-1 ~mode5~0 := 0; 15404#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 15401#L207 assume !(0 != ~mode6~0 % 256); 15398#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 15395#L220-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 15392#L207-2 assume { :end_inline_node6 } true;~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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15389#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 15384#L401 assume !(~r1~0 % 256 >= 6); 15386#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 15803#L405 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 15802#L400-1 check_#res#1 := check_~tmp~1#1; 15800#L420 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 15798#L502 assume !(0 == assert_~arg#1 % 256); 15796#L497 assume { :end_inline_assert } true; 15794#L470-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15792#L78 assume !(0 != ~mode1~0 % 256); 15790#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 15788#L95-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 15786#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15784#L107 assume !(0 != ~mode2~0 % 256); 15782#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 15780#L120-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 15778#L107-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 15776#L132 assume !(0 != ~mode3~0 % 256); 15775#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 15774#L145-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 15773#L132-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 15772#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15618#L160 assume !(node4_~m4~0#1 != ~nomsg~0); 15550#L160-1 ~mode4~0 := 0; 15549#L157-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15548#L182 assume !(0 != ~mode5~0 % 256); 15544#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 15543#L195-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 15541#L182-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 15540#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15186#L210 [2022-11-02 21:09:51,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:51,186 INFO L85 PathProgramCache]: Analyzing trace with hash -484641598, now seen corresponding path program 3 times [2022-11-02 21:09:51,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:51,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21095698] [2022-11-02 21:09:51,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:51,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:09:51,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:51,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21095698] [2022-11-02 21:09:51,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21095698] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:51,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:51,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:09:51,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173564738] [2022-11-02 21:09:51,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:51,255 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 21:09:51,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:51,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1172275150, now seen corresponding path program 1 times [2022-11-02 21:09:51,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:51,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463343421] [2022-11-02 21:09:51,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:51,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:51,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:09:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:09:51,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:09:54,329 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:09:54,329 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:09:54,329 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:09:54,329 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:09:54,329 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 21:09:54,329 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:09:54,329 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:09:54,329 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:09:54,330 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration14_Loop [2022-11-02 21:09:54,330 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:09:54,330 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:09:54,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:54,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:09:56,248 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2022-11-02 21:09:58,205 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 46656 conjuctions. This might take some time...