./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6382bf7d3923cc5e5d05cc0b7a660c702c8db87925ef073e0a0a8704a68a4a3b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:47:34,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:47:34,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:47:34,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:47:34,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:47:34,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:47:34,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:47:34,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:47:34,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:47:34,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:47:34,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:47:34,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:47:34,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:47:34,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:47:34,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:47:34,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:47:34,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:47:34,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:47:34,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:47:34,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:47:34,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:47:34,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:47:34,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:47:34,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:47:34,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:47:34,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:47:34,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:47:34,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:47:34,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:47:34,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:47:34,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:47:34,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:47:34,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:47:34,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:47:34,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:47:34,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:47:34,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:47:34,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:47:34,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:47:34,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:47:34,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:47:34,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-02 22:47:34,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:47:34,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:47:34,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:47:34,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:47:34,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:47:34,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:47:34,921 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:47:34,921 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 22:47:34,921 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 22:47:34,922 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 22:47:34,922 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 22:47:34,922 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 22:47:34,922 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 22:47:34,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:47:34,923 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:47:34,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:47:34,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:47:34,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:47:34,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:47:34,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 22:47:34,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 22:47:34,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 22:47:34,925 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:47:34,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:47:34,926 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 22:47:34,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:47:34,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 22:47:34,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:47:34,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:47:34,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:47:34,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:47:34,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:47:34,929 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 22:47:34,930 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_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6382bf7d3923cc5e5d05cc0b7a660c702c8db87925ef073e0a0a8704a68a4a3b [2021-11-02 22:47:35,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:47:35,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:47:35,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:47:35,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:47:35,326 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:47:35,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2021-11-02 22:47:35,431 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/data/70452bcdc/258666015b3c4ff29e3057d5ca7aad19/FLAGb41efb7dc [2021-11-02 22:47:36,048 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:47:36,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2021-11-02 22:47:36,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/data/70452bcdc/258666015b3c4ff29e3057d5ca7aad19/FLAGb41efb7dc [2021-11-02 22:47:36,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/data/70452bcdc/258666015b3c4ff29e3057d5ca7aad19 [2021-11-02 22:47:36,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:47:36,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:47:36,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:47:36,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:47:36,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:47:36,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7445bfb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36, skipping insertion in model container [2021-11-02 22:47:36,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:47:36,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:47:36,694 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c[11298,11311] [2021-11-02 22:47:36,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:47:36,709 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:47:36,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c[11298,11311] [2021-11-02 22:47:36,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:47:36,801 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:47:36,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36 WrapperNode [2021-11-02 22:47:36,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:47:36,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:47:36,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:47:36,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:47:36,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:47:36,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:47:36,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:47:36,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:47:36,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:47:36,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:47:36,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:47:36,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:47:36,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (1/1) ... [2021-11-02 22:47:36,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:36,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:37,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 22:47:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:47:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:47:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:47:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:47:37,820 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:47:37,820 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-02 22:47:37,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:47:37 BoogieIcfgContainer [2021-11-02 22:47:37,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:47:37,825 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 22:47:37,825 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 22:47:37,829 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 22:47:37,830 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:47:37,831 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 10:47:36" (1/3) ... [2021-11-02 22:47:37,833 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ca2deaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:47:37, skipping insertion in model container [2021-11-02 22:47:37,833 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:47:37,833 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:47:36" (2/3) ... [2021-11-02 22:47:37,834 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ca2deaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:47:37, skipping insertion in model container [2021-11-02 22:47:37,834 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:47:37,834 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:47:37" (3/3) ... [2021-11-02 22:47:37,836 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2021-11-02 22:47:37,906 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 22:47:37,906 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 22:47:37,907 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 22:47:37,908 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 22:47:37,909 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 22:47:37,909 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 22:47:37,909 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 22:47:37,909 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 22:47:37,945 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:38,005 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2021-11-02 22:47:38,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:47:38,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:47:38,020 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:38,020 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:38,020 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 22:47:38,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:38,042 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2021-11-02 22:47:38,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:47:38,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:47:38,047 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:38,047 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:38,058 INFO L791 eck$LassoCheckResult]: Stem: 64#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 52#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 89#L201true assume !(0 == ~r1~0 % 256);init_~tmp~0 := 0; 36#L201-1true init_#res := init_~tmp~0; 39#L326true main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 57#L22true assume !(0 == assume_abort_if_not_~cond); 41#L21true ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 18#L422true [2021-11-02 22:47:38,068 INFO L793 eck$LassoCheckResult]: Loop: 18#L422true assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 6#L71true assume !(0 != ~mode1~0 % 256); 72#L90true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 43#L90-2true ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 80#L71-2true havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 61#L102true assume !(0 != ~mode2~0 % 256); 77#L115true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 82#L115-2true ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 60#L102-2true havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 71#L127true assume !(0 != ~mode3~0 % 256); 74#L140true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 69#L140-2true ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 85#L127-2true havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 42#L152true assume !(0 != ~mode4~0 % 256); 14#L165true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 30#L165-2true ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 22#L152-2true havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 70#L177true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 4#L180true assume !(node5_~m5~0 != ~nomsg~0); 29#L180-1true ~mode5~0 := 0; 66#L177-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 44#L334true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 48#L334-1true check_#res := check_~tmp~1; 75#L354true main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 27#L427true assume !(0 == assert_~arg % 256); 18#L422true [2021-11-02 22:47:38,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:38,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1978587388, now seen corresponding path program 1 times [2021-11-02 22:47:38,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:38,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283016936] [2021-11-02 22:47:38,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:38,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:47:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:47:38,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:47:38,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283016936] [2021-11-02 22:47:38,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283016936] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:47:38,548 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:47:38,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:47:38,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591450714] [2021-11-02 22:47:38,570 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:47:38,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:38,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1197776533, now seen corresponding path program 1 times [2021-11-02 22:47:38,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:38,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920009703] [2021-11-02 22:47:38,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:38,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:47:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:47:38,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:47:38,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920009703] [2021-11-02 22:47:38,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920009703] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:47:38,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:47:38,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:47:38,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364136355] [2021-11-02 22:47:38,867 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:47:38,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:47:38,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:47:38,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:47:38,889 INFO L87 Difference]: Start difference. First operand has 93 states, 92 states have (on average 1.7173913043478262) internal successors, (158), 92 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:47:39,024 INFO L93 Difference]: Finished difference Result 92 states and 153 transitions. [2021-11-02 22:47:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:47:39,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 153 transitions. [2021-11-02 22:47:39,032 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:47:39,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 88 states and 119 transitions. [2021-11-02 22:47:39,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 88 [2021-11-02 22:47:39,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 88 [2021-11-02 22:47:39,042 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 119 transitions. [2021-11-02 22:47:39,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:47:39,044 INFO L681 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:47:39,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 119 transitions. [2021-11-02 22:47:39,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-11-02 22:47:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2021-11-02 22:47:39,086 INFO L704 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:47:39,086 INFO L587 BuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-11-02 22:47:39,087 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 22:47:39,087 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2021-11-02 22:47:39,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:47:39,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:47:39,090 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:47:39,093 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,093 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,094 INFO L791 eck$LassoCheckResult]: Stem: 281#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 268#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 269#L201 assume 0 == ~r1~0 % 256; 240#L202 assume ~id1~0 >= 0; 241#L203 assume 0 == ~st1~0; 258#L204 assume ~send1~0 == ~id1~0; 219#L205 assume 0 == ~mode1~0 % 256; 220#L206 assume ~id2~0 >= 0; 206#L207 assume 0 == ~st2~0; 207#L208 assume ~send2~0 == ~id2~0; 267#L209 assume 0 == ~mode2~0 % 256; 221#L210 assume ~id3~0 >= 0; 222#L211 assume 0 == ~st3~0; 211#L212 assume ~send3~0 == ~id3~0; 212#L213 assume 0 == ~mode3~0 % 256; 287#L214 assume ~id4~0 >= 0; 288#L215 assume 0 == ~st4~0; 266#L216 assume ~send4~0 == ~id4~0; 244#L217 assume 0 == ~mode4~0 % 256; 245#L218 assume ~id5~0 >= 0; 270#L219 assume 0 == ~st5~0; 290#L220 assume ~send5~0 == ~id5~0; 234#L221 assume 0 == ~mode5~0 % 256; 232#L222 assume ~id1~0 != ~id2~0; 233#L223 assume ~id1~0 != ~id3~0; 227#L224 assume ~id1~0 != ~id4~0; 228#L225 assume ~id1~0 != ~id5~0; 223#L226 assume ~id2~0 != ~id3~0; 224#L227 assume ~id2~0 != ~id4~0; 242#L228 assume ~id2~0 != ~id5~0; 243#L229 assume ~id3~0 != ~id4~0; 215#L230 assume ~id3~0 != ~id5~0; 216#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 229#L201-1 init_#res := init_~tmp~0; 257#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 259#L22 assume !(0 == assume_abort_if_not_~cond); 260#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 230#L422 [2021-11-02 22:47:39,094 INFO L793 eck$LassoCheckResult]: Loop: 230#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 208#L71 assume !(0 != ~mode1~0 % 256); 210#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 263#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 253#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 278#L102 assume !(0 != ~mode2~0 % 256); 279#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 289#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 276#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 277#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 285#L130 assume !(node3_~m3~0 != ~nomsg~0); 274#L130-1 ~mode3~0 := 0; 283#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 261#L152 assume !(0 != ~mode4~0 % 256); 225#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 226#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 235#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 236#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 203#L180 assume !(node5_~m5~0 != ~nomsg~0); 205#L180-1 ~mode5~0 := 0; 249#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 264#L334 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 256#L334-1 check_#res := check_~tmp~1; 265#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 246#L427 assume !(0 == assert_~arg % 256); 230#L422 [2021-11-02 22:47:39,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 1 times [2021-11-02 22:47:39,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8784759] [2021-11-02 22:47:39,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,152 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:47:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,270 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:47:39,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1284895327, now seen corresponding path program 1 times [2021-11-02 22:47:39,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897904317] [2021-11-02 22:47:39,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:47:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:47:39,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:47:39,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897904317] [2021-11-02 22:47:39,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897904317] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:47:39,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:47:39,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:47:39,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399990676] [2021-11-02 22:47:39,433 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:47:39,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:47:39,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:47:39,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:47:39,435 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 32 Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:47:39,499 INFO L93 Difference]: Finished difference Result 91 states and 121 transitions. [2021-11-02 22:47:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:47:39,500 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 121 transitions. [2021-11-02 22:47:39,503 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:47:39,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 88 states and 116 transitions. [2021-11-02 22:47:39,506 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 88 [2021-11-02 22:47:39,506 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 88 [2021-11-02 22:47:39,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 116 transitions. [2021-11-02 22:47:39,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:47:39,508 INFO L681 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:47:39,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 116 transitions. [2021-11-02 22:47:39,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-11-02 22:47:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 87 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2021-11-02 22:47:39,516 INFO L704 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:47:39,516 INFO L587 BuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2021-11-02 22:47:39,516 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-02 22:47:39,517 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 116 transitions. [2021-11-02 22:47:39,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51 [2021-11-02 22:47:39,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:47:39,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:47:39,528 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,528 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,528 INFO L791 eck$LassoCheckResult]: Stem: 472#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 459#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 460#L201 assume 0 == ~r1~0 % 256; 431#L202 assume ~id1~0 >= 0; 432#L203 assume 0 == ~st1~0; 449#L204 assume ~send1~0 == ~id1~0; 410#L205 assume 0 == ~mode1~0 % 256; 411#L206 assume ~id2~0 >= 0; 397#L207 assume 0 == ~st2~0; 398#L208 assume ~send2~0 == ~id2~0; 458#L209 assume 0 == ~mode2~0 % 256; 412#L210 assume ~id3~0 >= 0; 413#L211 assume 0 == ~st3~0; 399#L212 assume ~send3~0 == ~id3~0; 400#L213 assume 0 == ~mode3~0 % 256; 478#L214 assume ~id4~0 >= 0; 479#L215 assume 0 == ~st4~0; 457#L216 assume ~send4~0 == ~id4~0; 436#L217 assume 0 == ~mode4~0 % 256; 437#L218 assume ~id5~0 >= 0; 461#L219 assume 0 == ~st5~0; 481#L220 assume ~send5~0 == ~id5~0; 425#L221 assume 0 == ~mode5~0 % 256; 423#L222 assume ~id1~0 != ~id2~0; 424#L223 assume ~id1~0 != ~id3~0; 418#L224 assume ~id1~0 != ~id4~0; 419#L225 assume ~id1~0 != ~id5~0; 414#L226 assume ~id2~0 != ~id3~0; 415#L227 assume ~id2~0 != ~id4~0; 433#L228 assume ~id2~0 != ~id5~0; 434#L229 assume ~id3~0 != ~id4~0; 406#L230 assume ~id3~0 != ~id5~0; 407#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 420#L201-1 init_#res := init_~tmp~0; 448#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 450#L22 assume !(0 == assume_abort_if_not_~cond); 451#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 421#L422 [2021-11-02 22:47:39,528 INFO L793 eck$LassoCheckResult]: Loop: 421#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 401#L71 assume !(0 != ~mode1~0 % 256); 403#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 454#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 444#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 469#L102 assume !(0 != ~mode2~0 % 256); 470#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 480#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 467#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 468#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 476#L130 assume !(node3_~m3~0 != ~nomsg~0); 465#L130-1 ~mode3~0 := 0; 474#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 452#L152 assume !(0 != ~mode4~0 % 256); 416#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 417#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 426#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 427#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 394#L180 assume !(node5_~m5~0 != ~nomsg~0); 396#L180-1 ~mode5~0 := 0; 440#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 455#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 441#L335 assume ~r1~0 % 256 >= 5; 442#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 447#L334-1 check_#res := check_~tmp~1; 456#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 435#L427 assume !(0 == assert_~arg % 256); 421#L422 [2021-11-02 22:47:39,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 2 times [2021-11-02 22:47:39,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837744140] [2021-11-02 22:47:39,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,583 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:47:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,665 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:47:39,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1427776785, now seen corresponding path program 1 times [2021-11-02 22:47:39,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784269833] [2021-11-02 22:47:39,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:47:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:47:39,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:47:39,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784269833] [2021-11-02 22:47:39,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784269833] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:47:39,751 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:47:39,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:47:39,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297403511] [2021-11-02 22:47:39,752 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:47:39,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:47:39,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:47:39,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:47:39,754 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:47:39,811 INFO L93 Difference]: Finished difference Result 133 states and 184 transitions. [2021-11-02 22:47:39,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:47:39,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 184 transitions. [2021-11-02 22:47:39,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 96 [2021-11-02 22:47:39,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 133 states and 184 transitions. [2021-11-02 22:47:39,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 133 [2021-11-02 22:47:39,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 133 [2021-11-02 22:47:39,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 133 states and 184 transitions. [2021-11-02 22:47:39,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:47:39,826 INFO L681 BuchiCegarLoop]: Abstraction has 133 states and 184 transitions. [2021-11-02 22:47:39,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states and 184 transitions. [2021-11-02 22:47:39,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131. [2021-11-02 22:47:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 131 states have (on average 1.381679389312977) internal successors, (181), 130 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:47:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 181 transitions. [2021-11-02 22:47:39,839 INFO L704 BuchiCegarLoop]: Abstraction has 131 states and 181 transitions. [2021-11-02 22:47:39,839 INFO L587 BuchiCegarLoop]: Abstraction has 131 states and 181 transitions. [2021-11-02 22:47:39,839 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-02 22:47:39,839 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 131 states and 181 transitions. [2021-11-02 22:47:39,841 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2021-11-02 22:47:39,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:47:39,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:47:39,843 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,843 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:47:39,843 INFO L791 eck$LassoCheckResult]: Stem: 705#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 690#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 691#L201 assume 0 == ~r1~0 % 256; 658#L202 assume ~id1~0 >= 0; 659#L203 assume 0 == ~st1~0; 677#L204 assume ~send1~0 == ~id1~0; 637#L205 assume 0 == ~mode1~0 % 256; 638#L206 assume ~id2~0 >= 0; 624#L207 assume 0 == ~st2~0; 625#L208 assume ~send2~0 == ~id2~0; 689#L209 assume 0 == ~mode2~0 % 256; 639#L210 assume ~id3~0 >= 0; 640#L211 assume 0 == ~st3~0; 629#L212 assume ~send3~0 == ~id3~0; 630#L213 assume 0 == ~mode3~0 % 256; 715#L214 assume ~id4~0 >= 0; 716#L215 assume 0 == ~st4~0; 688#L216 assume ~send4~0 == ~id4~0; 663#L217 assume 0 == ~mode4~0 % 256; 664#L218 assume ~id5~0 >= 0; 692#L219 assume 0 == ~st5~0; 721#L220 assume ~send5~0 == ~id5~0; 654#L221 assume 0 == ~mode5~0 % 256; 650#L222 assume ~id1~0 != ~id2~0; 651#L223 assume ~id1~0 != ~id3~0; 645#L224 assume ~id1~0 != ~id4~0; 646#L225 assume ~id1~0 != ~id5~0; 641#L226 assume ~id2~0 != ~id3~0; 642#L227 assume ~id2~0 != ~id4~0; 660#L228 assume ~id2~0 != ~id5~0; 661#L229 assume ~id3~0 != ~id4~0; 633#L230 assume ~id3~0 != ~id5~0; 634#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 647#L201-1 init_#res := init_~tmp~0; 676#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 678#L22 assume !(0 == assume_abort_if_not_~cond); 679#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 680#L422 [2021-11-02 22:47:39,844 INFO L793 eck$LassoCheckResult]: Loop: 680#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 749#L71 assume !(0 != ~mode1~0 % 256); 748#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 747#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 672#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 745#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 744#L105 assume !(node2_~m2~0 != ~nomsg~0); 741#L105-1 ~mode2~0 := 0; 739#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 738#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 737#L130 assume !(node3_~m3~0 != ~nomsg~0); 718#L130-1 ~mode3~0 := 0; 707#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 681#L152 assume !(0 != ~mode4~0 % 256); 682#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 728#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 652#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 653#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 621#L180 assume !(node5_~m5~0 != ~nomsg~0); 623#L180-1 ~mode5~0 := 0; 724#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 723#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 722#L335 assume !(~r1~0 % 256 >= 5); 703#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 704#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 725#L334-1 check_#res := check_~tmp~1; 751#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 750#L427 assume !(0 == assert_~arg % 256); 680#L422 [2021-11-02 22:47:39,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 3 times [2021-11-02 22:47:39,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877081791] [2021-11-02 22:47:39,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,879 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:47:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,912 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:47:39,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1718371081, now seen corresponding path program 1 times [2021-11-02 22:47:39,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436819326] [2021-11-02 22:47:39,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,929 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:47:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:47:39,952 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:47:39,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:47:39,953 INFO L85 PathProgramCache]: Analyzing trace with hash 136313979, now seen corresponding path program 1 times [2021-11-02 22:47:39,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:47:39,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927133982] [2021-11-02 22:47:39,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:47:39,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:47:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:47:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:47:40,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:47:40,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927133982] [2021-11-02 22:47:40,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927133982] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:47:40,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:47:40,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:47:40,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593950237] [2021-11-02 22:47:41,539 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:47:41,540 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:47:41,540 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:47:41,541 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:47:41,541 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 22:47:41,541 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:41,541 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:47:41,541 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:47:41,542 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-02 22:47:41,542 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:47:41,542 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:47:41,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:41,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:42,319 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-02 22:47:48,743 WARN L207 SmtUtils]: Spent 6.34 s on a formula simplification. DAG size of input: 169 DAG size of output: 121 [2021-11-02 22:47:48,909 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:47:48,910 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-02 22:47:48,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:48,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:48,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:48,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 22:47:48,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:47:48,941 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:47:49,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:49,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:49,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:49,026 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:49,037 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-02 22:47:49,037 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:47:49,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 22:47:49,330 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-02 22:47:49,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-11-02 22:47:49,337 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:47:49,337 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:47:49,337 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:47:49,337 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:47:49,337 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 22:47:49,337 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:49,338 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:47:49,338 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:47:49,338 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-02 22:47:49,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:47:49,338 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:47:49,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:49,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:47:50,092 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-02 22:47:55,854 WARN L207 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 169 DAG size of output: 121 [2021-11-02 22:47:55,975 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:47:55,981 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 22:47:55,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:55,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:55,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 22:47:56,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,076 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 22:47:56,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 22:47:56,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,179 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 22:47:56,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,256 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 22:47:56,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,271 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:47:56,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,421 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-02 22:47:56,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,661 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 22:47:56,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,742 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 22:47:56,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,823 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,835 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 [2021-11-02 22:47:56,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 22:47:56,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,905 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:56,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 22:47:56,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:56,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:56,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:56,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:56,979 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:56,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:56,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:56,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:56,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:56,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:56,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:56,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:56,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-02 22:47:57,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,057 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-02 22:47:57,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,132 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-02 22:47:57,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,214 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-02 22:47:57,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,302 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-02 22:47:57,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,373 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-02 22:47:57,375 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 [2021-11-02 22:47:57,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,442 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:47:57,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:47:57,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-02 22:47:57,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,501 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-02 22:47:57,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,502 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-02 22:47:57,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:57,522 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:57,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,554 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-02 22:47:57,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,566 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:57,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:57,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,597 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-02 22:47:57,599 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 [2021-11-02 22:47:57,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:57,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:57,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,648 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-02 22:47:57,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:57,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:57,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:57,663 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:57,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:57,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:57,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:57,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:57,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:57,741 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:57,743 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 [2021-11-02 22:47:57,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:57,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:57,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:57,758 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:47:57,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:57,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-02 22:47:57,956 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-02 22:47:57,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,304 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,319 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-02 22:47:58,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,372 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,386 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,387 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-02 22:47:58,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,448 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,451 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 [2021-11-02 22:47:58,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,463 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,464 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-02 22:47:58,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,522 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,537 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,538 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-02 22:47:58,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,597 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,615 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,617 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-02 22:47:58,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,692 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,708 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,709 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-02 22:47:58,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,763 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,777 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,778 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-02 22:47:58,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,836 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,839 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 [2021-11-02 22:47:58,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,851 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-02 22:47:58,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,921 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:58,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:58,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:58,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:58,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:58,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:58,935 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:58,937 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:58,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:58,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-02 22:47:58,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:58,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:58,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:58,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:58,996 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:59,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,012 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:59,013 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:59,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-02 22:47:59,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-02 22:47:59,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,041 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-02 22:47:59,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:59,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:47:59,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:47:59,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-02 22:47:59,079 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-02 22:47:59,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,080 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-02 22:47:59,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:59,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,091 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:47:59,093 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:47:59,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:59,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,161 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:59,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:47:59,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:47:59,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-02 22:47:59,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-02 22:47:59,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,230 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-02 22:47:59,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:47:59,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:47:59,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:47:59,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:59,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,279 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-02 22:47:59,281 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 [2021-11-02 22:47:59,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:47:59,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:47:59,291 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:47:59,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-02 22:47:59,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,351 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:47:59,357 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 [2021-11-02 22:47:59,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:47:59,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:47:59,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:47:59,373 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:47:59,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:47:59,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-02 22:47:59,597 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:47:59,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:47:59,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:47:59,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-02 22:47:59,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:47:59,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:47:59,998 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-02 22:48:00,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,010 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,010 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-02 22:48:00,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,037 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-02 22:48:00,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-02 22:48:00,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,104 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-02 22:48:00,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,117 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-02 22:48:00,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,171 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-02 22:48:00,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,184 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-02 22:48:00,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,211 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-02 22:48:00,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,221 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,222 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-02 22:48:00,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,274 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-02 22:48:00,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-02 22:48:00,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,329 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-02 22:48:00,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,369 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-02 22:48:00,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,383 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-02 22:48:00,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,433 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-02 22:48:00,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,485 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-02 22:48:00,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,537 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-02 22:48:00,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:00,550 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:00,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,625 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-02 22:48:00,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,626 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,632 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 [2021-11-02 22:48:00,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,645 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:00,647 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:00,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-02 22:48:00,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,704 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,717 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:00,718 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:00,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-02 22:48:00,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,772 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:00,786 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:00,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-02 22:48:00,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,840 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:00,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:00,861 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:00,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:00,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-02 22:48:00,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:00,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:00,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:00,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:00,927 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:00,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:00,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-02 22:48:00,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:00,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:00,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:00,942 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:00,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,205 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-11-02 22:48:01,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:01,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,631 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-02 22:48:01,632 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 [2021-11-02 22:48:01,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,643 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-02 22:48:01,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,671 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-02 22:48:01,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:01,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,681 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-02 22:48:01,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,732 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-02 22:48:01,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:01,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,743 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,743 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-02 22:48:01,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,769 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-02 22:48:01,771 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 [2021-11-02 22:48:01,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,782 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-02 22:48:01,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,810 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-02 22:48:01,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:01,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,822 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,823 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:01,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,903 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:01,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:01,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:01,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:01,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:01,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:01,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:01,917 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:01,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:01,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-02 22:48:01,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:01,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:01,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:01,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:01,993 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-02 22:48:02,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:02,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,017 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:02,019 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:02,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,080 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-02 22:48:02,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:02,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:02,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:02,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,133 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-02 22:48:02,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:02,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,144 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:02,146 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:02,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-02 22:48:02,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,174 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-02 22:48:02,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:02,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:02,185 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:02,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,211 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-02 22:48:02,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:48:02,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:02,225 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:02,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,292 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-02 22:48:02,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,296 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:02,311 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:02,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:02,313 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:02,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-02 22:48:02,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-02 22:48:02,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,342 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-02 22:48:02,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:02,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:02,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:02,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:02,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-02 22:48:02,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,381 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-02 22:48:02,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:02,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:02,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,393 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:02,393 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:02,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,420 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-02 22:48:02,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:02,431 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:02,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:02,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:02,432 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:02,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:02,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:02,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:02,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:02,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:02,459 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:02,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-02 22:48:02,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:02,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:02,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:02,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:02,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:02,473 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:02,473 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:02,684 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-02 22:48:02,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,514 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,529 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,530 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-02 22:48:03,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,592 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,608 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-02 22:48:03,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,673 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,687 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-02 22:48:03,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,687 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,688 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,746 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-02 22:48:03,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,818 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-02 22:48:03,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,831 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,832 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,833 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,894 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-02 22:48:03,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,905 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,905 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,906 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:03,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,934 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-02 22:48:03,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,944 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:03,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:03,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-02 22:48:03,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:03,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:03,977 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:03,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-02 22:48:03,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:03,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:03,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:03,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:03,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:03,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:03,988 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:03,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:03,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-02 22:48:04,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,045 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:04,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:04,079 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:04,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-02 22:48:04,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,146 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,160 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:04,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,161 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:04,162 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:04,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-02 22:48:04,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,222 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-02 22:48:04,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,235 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:04,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,235 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 22:48:04,237 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 22:48:04,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,296 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-02 22:48:04,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,297 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,316 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:04,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:04,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:04,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-02 22:48:04,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,375 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-02 22:48:04,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,389 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:04,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:04,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:04,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,449 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,465 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:04,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:04,466 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:04,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-02 22:48:04,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,530 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,546 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:04,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:04,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:04,549 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:04,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:04,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-02 22:48:04,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:04,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:04,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:04,616 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:04,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:04,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:04,636 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:04,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:04,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:04,637 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:04,637 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:04,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-02 22:48:04,939 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:48:04,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,466 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-02 22:48:06,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,477 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,478 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-02 22:48:06,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,550 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,568 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-02 22:48:06,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,645 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,658 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,659 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,660 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-02 22:48:06,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,716 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-02 22:48:06,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,785 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-02 22:48:06,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,796 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,796 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,831 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-02 22:48:06,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,842 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:06,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,873 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-02 22:48:06,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,884 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-02 22:48:06,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,918 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-02 22:48:06,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,929 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,931 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:06,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-02 22:48:06,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:06,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:06,964 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:06,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-02 22:48:06,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:06,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:06,975 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:06,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:06,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:06,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:06,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:06,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:06,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:06,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-02 22:48:07,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,008 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-02 22:48:07,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:07,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,019 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:07,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:07,020 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:07,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:07,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,048 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-02 22:48:07,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:07,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,059 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 22:48:07,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,060 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:07,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:07,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-02 22:48:07,090 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-02 22:48:07,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,091 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-02 22:48:07,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:07,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,102 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:07,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:07,105 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:07,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-02 22:48:07,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,140 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-02 22:48:07,152 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 [2021-11-02 22:48:07,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,162 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:07,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,162 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:07,163 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:07,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:07,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,193 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-02 22:48:07,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:07,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,204 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:07,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,204 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:07,205 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:07,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:07,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,234 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-02 22:48:07,236 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 [2021-11-02 22:48:07,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:07,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:07,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:07,250 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:07,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:07,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:07,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:07,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:07,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:07,284 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:07,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-02 22:48:07,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:07,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:07,299 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:07,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:07,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:07,299 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:07,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:07,704 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-11-02 22:48:07,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:08,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:08,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:08,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:08,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:08,911 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:08,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-02 22:48:08,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:08,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:08,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:08,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:08,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:08,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:08,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:08,923 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:08,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:08,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:08,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:08,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:08,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:08,952 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:08,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-02 22:48:08,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:08,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:08,964 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:08,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:08,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:08,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:08,964 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:08,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:08,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:08,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:08,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-02 22:48:08,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:08,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:08,993 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:08,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-02 22:48:08,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,004 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,004 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,005 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,035 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-02 22:48:09,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,048 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,048 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,050 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-11-02 22:48:09,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,085 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-02 22:48:09,088 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 [2021-11-02 22:48:09,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,097 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,132 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-02 22:48:09,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,142 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,143 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,144 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,171 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-02 22:48:09,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,182 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,185 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-02 22:48:09,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,221 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-02 22:48:09,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,232 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,233 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,236 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-11-02 22:48:09,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,273 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-02 22:48:09,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,287 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,318 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-02 22:48:09,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,329 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,358 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-02 22:48:09,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:09,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,371 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 22:48:09,374 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 22:48:09,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,430 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-02 22:48:09,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,431 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-02 22:48:09,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,442 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:09,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:09,453 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:09,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,486 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-02 22:48:09,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:09,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:09,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:09,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,526 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-02 22:48:09,527 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 [2021-11-02 22:48:09,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:09,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:09,537 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:09,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,563 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-02 22:48:09,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,573 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:09,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:09,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:09,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:09,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:09,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:09,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:09,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:09,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:09,602 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:09,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-02 22:48:09,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:09,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:09,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:09,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:09,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:09,614 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:09,614 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:09,829 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-11-02 22:48:09,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-11-02 22:48:10,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,405 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-02 22:48:10,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,444 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-02 22:48:10,445 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 [2021-11-02 22:48:10,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,454 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,483 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-02 22:48:10,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,495 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,523 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-02 22:48:10,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,534 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,536 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,566 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-02 22:48:10,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,580 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,650 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,672 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,673 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-02 22:48:10,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,728 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-02 22:48:10,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,806 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,828 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,828 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,830 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-02 22:48:10,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,894 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-02 22:48:10,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,909 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,909 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:10,912 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:10,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:10,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:10,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:10,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:10,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:10,984 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:10,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:10,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:10,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:10,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:10,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:10,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:10,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:11,000 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:11,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-02 22:48:11,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,053 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,068 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 22:48:11,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:11,068 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 22:48:11,070 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 22:48:11,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-02 22:48:11,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,128 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-02 22:48:11,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,129 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:11,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:11,149 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:11,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-02 22:48:11,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:11,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,211 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,225 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:11,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:11,225 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:11,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:11,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-02 22:48:11,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,277 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:11,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:11,291 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:11,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:11,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-02 22:48:11,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,352 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:11,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:11,366 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:11,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:11,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:11,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-02 22:48:11,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:11,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:11,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:11,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:11,440 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:11,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:11,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:11,457 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:11,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:11,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:11,458 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-11-02 22:48:11,458 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:11,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-02 22:48:11,894 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-11-02 22:48:11,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,329 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-02 22:48:13,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,340 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,340 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,370 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-02 22:48:13,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,381 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,415 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-02 22:48:13,416 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 [2021-11-02 22:48:13,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,426 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-11-02 22:48:13,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,456 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-02 22:48:13,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,467 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,501 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-02 22:48:13,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,511 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,511 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,553 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-02 22:48:13,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,570 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-11-02 22:48:13,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,599 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-02 22:48:13,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,610 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,610 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,644 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-02 22:48:13,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,655 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,656 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-11-02 22:48:13,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,693 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-02 22:48:13,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,704 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,704 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-11-02 22:48:13,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,737 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-02 22:48:13,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,748 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,748 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-11-02 22:48:13,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:13,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:48:13,778 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:48:13,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-02 22:48:13,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:48:13,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 22:48:13,789 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 22:48:13,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:48:13,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:48:13,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:48:13,789 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 22:48:13,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:48:13,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:48:13,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:48:13,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e765f56-5bb1-4824-b151-01fa9fb61f91/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-11-02 22:48:13,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:13,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:13,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:13,840 INFO L87 Difference]: Start difference. First operand 131 states and 181 transitions. cyclomatic complexity: 51 Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:13,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:13,872 INFO L93 Difference]: Finished difference Result 213 states and 303 transitions. [2021-11-02 22:48:13,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:13,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 213 states and 303 transitions. [2021-11-02 22:48:13,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 176 [2021-11-02 22:48:13,885 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 213 states to 213 states and 303 transitions. [2021-11-02 22:48:13,885 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 213 [2021-11-02 22:48:13,886 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 213 [2021-11-02 22:48:13,886 INFO L73 IsDeterministic]: Start isDeterministic. Operand 213 states and 303 transitions. [2021-11-02 22:48:13,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:13,888 INFO L681 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:48:13,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states and 303 transitions. [2021-11-02 22:48:13,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-11-02 22:48:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 213 states have (on average 1.4225352112676057) internal successors, (303), 212 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:13,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 303 transitions. [2021-11-02 22:48:13,904 INFO L704 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:48:13,904 INFO L587 BuchiCegarLoop]: Abstraction has 213 states and 303 transitions. [2021-11-02 22:48:13,904 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-02 22:48:13,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 213 states and 303 transitions. [2021-11-02 22:48:13,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 176 [2021-11-02 22:48:13,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:13,907 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:13,909 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:13,909 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:13,909 INFO L791 eck$LassoCheckResult]: Stem: 1054#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1041#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1042#L201 assume 0 == ~r1~0 % 256; 1011#L202 assume ~id1~0 >= 0; 1012#L203 assume 0 == ~st1~0; 1029#L204 assume ~send1~0 == ~id1~0; 989#L205 assume 0 == ~mode1~0 % 256; 990#L206 assume ~id2~0 >= 0; 976#L207 assume 0 == ~st2~0; 977#L208 assume ~send2~0 == ~id2~0; 1040#L209 assume 0 == ~mode2~0 % 256; 991#L210 assume ~id3~0 >= 0; 992#L211 assume 0 == ~st3~0; 978#L212 assume ~send3~0 == ~id3~0; 979#L213 assume 0 == ~mode3~0 % 256; 1064#L214 assume ~id4~0 >= 0; 1065#L215 assume 0 == ~st4~0; 1039#L216 assume ~send4~0 == ~id4~0; 1015#L217 assume 0 == ~mode4~0 % 256; 1016#L218 assume ~id5~0 >= 0; 1043#L219 assume 0 == ~st5~0; 1068#L220 assume ~send5~0 == ~id5~0; 1005#L221 assume 0 == ~mode5~0 % 256; 1003#L222 assume ~id1~0 != ~id2~0; 1004#L223 assume ~id1~0 != ~id3~0; 997#L224 assume ~id1~0 != ~id4~0; 998#L225 assume ~id1~0 != ~id5~0; 993#L226 assume ~id2~0 != ~id3~0; 994#L227 assume ~id2~0 != ~id4~0; 1013#L228 assume ~id2~0 != ~id5~0; 1014#L229 assume ~id3~0 != ~id4~0; 985#L230 assume ~id3~0 != ~id5~0; 986#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 999#L201-1 init_#res := init_~tmp~0; 1028#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1030#L22 assume !(0 == assume_abort_if_not_~cond); 1031#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 1032#L422 [2021-11-02 22:48:13,910 INFO L793 eck$LassoCheckResult]: Loop: 1032#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1079#L71 assume !(0 != ~mode1~0 % 256); 1062#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1063#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1024#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1166#L102 assume !(0 != ~mode2~0 % 256); 1073#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 1163#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 1162#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1160#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1159#L130 assume !(node3_~m3~0 != ~nomsg~0); 1154#L130-1 ~mode3~0 := 0; 1151#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1148#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1145#L155 assume !(node4_~m4~0 != ~nomsg~0); 1142#L155-1 ~mode4~0 := 0; 1140#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1130#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1109#L180 assume !(node5_~m5~0 != ~nomsg~0); 1091#L180-1 ~mode5~0 := 0; 1090#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1083#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1084#L335 assume !(~r1~0 % 256 >= 5); 1055#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1056#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1177#L334-1 check_#res := check_~tmp~1; 1176#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1175#L427 assume !(0 == assert_~arg % 256); 1174#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 980#L71 assume !(0 != ~mode1~0 % 256); 982#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1075#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1074#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1071#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1072#L105 assume !(node2_~m2~0 != ~nomsg~0); 1152#L105-1 ~mode2~0 := 0; 1150#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1146#L127 assume !(0 != ~mode3~0 % 256); 1147#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 1126#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 1124#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1122#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1121#L155 assume !(node4_~m4~0 != ~nomsg~0); 1118#L155-1 ~mode4~0 := 0; 1116#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1115#L177 assume !(0 != ~mode5~0 % 256); 1106#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1103#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 1086#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1087#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1080#L335 assume !(~r1~0 % 256 >= 5); 1082#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1097#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1092#L334-1 check_#res := check_~tmp~1; 1088#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1085#L427 assume !(0 == assert_~arg % 256); 1032#L422 [2021-11-02 22:48:13,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:13,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 4 times [2021-11-02 22:48:13,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:13,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733017050] [2021-11-02 22:48:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:13,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:13,929 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:13,958 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:13,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:13,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1857576711, now seen corresponding path program 1 times [2021-11-02 22:48:13,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:13,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918396667] [2021-11-02 22:48:13,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:13,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:14,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:14,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918396667] [2021-11-02 22:48:14,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918396667] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:14,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:14,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:14,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247643163] [2021-11-02 22:48:14,037 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:14,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:14,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:14,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:14,038 INFO L87 Difference]: Start difference. First operand 213 states and 303 transitions. cyclomatic complexity: 91 Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:14,060 INFO L93 Difference]: Finished difference Result 317 states and 454 transitions. [2021-11-02 22:48:14,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:14,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 317 states and 454 transitions. [2021-11-02 22:48:14,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 280 [2021-11-02 22:48:14,069 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 317 states to 317 states and 454 transitions. [2021-11-02 22:48:14,069 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 317 [2021-11-02 22:48:14,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 317 [2021-11-02 22:48:14,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 317 states and 454 transitions. [2021-11-02 22:48:14,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:14,072 INFO L681 BuchiCegarLoop]: Abstraction has 317 states and 454 transitions. [2021-11-02 22:48:14,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states and 454 transitions. [2021-11-02 22:48:14,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 295. [2021-11-02 22:48:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 295 states have (on average 1.4372881355932203) internal successors, (424), 294 states have internal predecessors, (424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 424 transitions. [2021-11-02 22:48:14,090 INFO L704 BuchiCegarLoop]: Abstraction has 295 states and 424 transitions. [2021-11-02 22:48:14,090 INFO L587 BuchiCegarLoop]: Abstraction has 295 states and 424 transitions. [2021-11-02 22:48:14,090 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-02 22:48:14,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 295 states and 424 transitions. [2021-11-02 22:48:14,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 258 [2021-11-02 22:48:14,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:14,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:14,096 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,099 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,099 INFO L791 eck$LassoCheckResult]: Stem: 1589#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1576#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1577#L201 assume 0 == ~r1~0 % 256; 1545#L202 assume ~id1~0 >= 0; 1546#L203 assume 0 == ~st1~0; 1563#L204 assume ~send1~0 == ~id1~0; 1524#L205 assume 0 == ~mode1~0 % 256; 1525#L206 assume ~id2~0 >= 0; 1512#L207 assume 0 == ~st2~0; 1513#L208 assume ~send2~0 == ~id2~0; 1575#L209 assume 0 == ~mode2~0 % 256; 1526#L210 assume ~id3~0 >= 0; 1527#L211 assume 0 == ~st3~0; 1514#L212 assume ~send3~0 == ~id3~0; 1515#L213 assume 0 == ~mode3~0 % 256; 1599#L214 assume ~id4~0 >= 0; 1600#L215 assume 0 == ~st4~0; 1574#L216 assume ~send4~0 == ~id4~0; 1549#L217 assume 0 == ~mode4~0 % 256; 1550#L218 assume ~id5~0 >= 0; 1578#L219 assume 0 == ~st5~0; 1604#L220 assume ~send5~0 == ~id5~0; 1539#L221 assume 0 == ~mode5~0 % 256; 1537#L222 assume ~id1~0 != ~id2~0; 1538#L223 assume ~id1~0 != ~id3~0; 1532#L224 assume ~id1~0 != ~id4~0; 1533#L225 assume ~id1~0 != ~id5~0; 1528#L226 assume ~id2~0 != ~id3~0; 1529#L227 assume ~id2~0 != ~id4~0; 1547#L228 assume ~id2~0 != ~id5~0; 1548#L229 assume ~id3~0 != ~id4~0; 1520#L230 assume ~id3~0 != ~id5~0; 1521#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 1534#L201-1 init_#res := init_~tmp~0; 1562#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1564#L22 assume !(0 == assume_abort_if_not_~cond); 1565#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 1566#L422 [2021-11-02 22:48:14,100 INFO L793 eck$LassoCheckResult]: Loop: 1566#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1785#L71 assume !(0 != ~mode1~0 % 256); 1784#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1783#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1782#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1781#L102 assume !(0 != ~mode2~0 % 256); 1729#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 1780#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 1779#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1778#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1776#L130 assume !(node3_~m3~0 != ~nomsg~0); 1773#L130-1 ~mode3~0 := 0; 1771#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1770#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1768#L155 assume !(node4_~m4~0 != ~nomsg~0); 1763#L155-1 ~mode4~0 := 0; 1758#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1754#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1752#L180 assume !(node5_~m5~0 != ~nomsg~0); 1748#L180-1 ~mode5~0 := 0; 1744#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1743#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1742#L335 assume ~r1~0 % 256 >= 5; 1557#L339 assume !(~r1~0 % 256 < 5); 1603#L343 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0;check_~tmp~1 := 1; 1572#L334-1 check_#res := check_~tmp~1; 1573#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1551#L427 assume !(0 == assert_~arg % 256); 1535#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1516#L71 assume 0 != ~mode1~0 % 256; 1517#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 1605#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1614#L78 assume !(node1_~m1~0 != ~nomsg~0); 1610#L78-1 ~mode1~0 := 0; 1611#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1666#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1542#L105 assume !(node2_~m2~0 != ~nomsg~0); 1543#L105-1 ~mode2~0 := 0; 1584#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1585#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1595#L130 assume !(node3_~m3~0 != ~nomsg~0); 1582#L130-1 ~mode3~0 := 0; 1593#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1567#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1568#L155 assume !(node4_~m4~0 != ~nomsg~0); 1523#L155-1 ~mode4~0 := 0; 1555#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1764#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1761#L180 assume !(node5_~m5~0 != ~nomsg~0); 1757#L180-1 ~mode5~0 := 0; 1753#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1749#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1745#L335 assume !(~r1~0 % 256 >= 5); 1590#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1591#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 1788#L334-1 check_#res := check_~tmp~1; 1787#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1786#L427 assume !(0 == assert_~arg % 256); 1566#L422 [2021-11-02 22:48:14,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 5 times [2021-11-02 22:48:14,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89416760] [2021-11-02 22:48:14,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,126 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,152 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:14,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,153 INFO L85 PathProgramCache]: Analyzing trace with hash 2091747045, now seen corresponding path program 1 times [2021-11-02 22:48:14,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788517359] [2021-11-02 22:48:14,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:14,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:14,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788517359] [2021-11-02 22:48:14,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788517359] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:14,207 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:14,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:14,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704233300] [2021-11-02 22:48:14,209 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:14,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:14,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:14,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:14,210 INFO L87 Difference]: Start difference. First operand 295 states and 424 transitions. cyclomatic complexity: 130 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:14,257 INFO L93 Difference]: Finished difference Result 439 states and 636 transitions. [2021-11-02 22:48:14,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:14,258 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 439 states and 636 transitions. [2021-11-02 22:48:14,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 400 [2021-11-02 22:48:14,272 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 439 states to 437 states and 634 transitions. [2021-11-02 22:48:14,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 437 [2021-11-02 22:48:14,273 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 437 [2021-11-02 22:48:14,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 437 states and 634 transitions. [2021-11-02 22:48:14,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:14,280 INFO L681 BuchiCegarLoop]: Abstraction has 437 states and 634 transitions. [2021-11-02 22:48:14,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states and 634 transitions. [2021-11-02 22:48:14,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 381. [2021-11-02 22:48:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 381 states have (on average 1.4514435695538057) internal successors, (553), 380 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 553 transitions. [2021-11-02 22:48:14,315 INFO L704 BuchiCegarLoop]: Abstraction has 381 states and 553 transitions. [2021-11-02 22:48:14,315 INFO L587 BuchiCegarLoop]: Abstraction has 381 states and 553 transitions. [2021-11-02 22:48:14,315 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-02 22:48:14,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 381 states and 553 transitions. [2021-11-02 22:48:14,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 344 [2021-11-02 22:48:14,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:14,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:14,326 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,326 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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] [2021-11-02 22:48:14,327 INFO L791 eck$LassoCheckResult]: Stem: 2334#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 2319#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 2320#L201 assume 0 == ~r1~0 % 256; 2286#L202 assume ~id1~0 >= 0; 2287#L203 assume 0 == ~st1~0; 2306#L204 assume ~send1~0 == ~id1~0; 2264#L205 assume 0 == ~mode1~0 % 256; 2265#L206 assume ~id2~0 >= 0; 2252#L207 assume 0 == ~st2~0; 2253#L208 assume ~send2~0 == ~id2~0; 2318#L209 assume 0 == ~mode2~0 % 256; 2266#L210 assume ~id3~0 >= 0; 2267#L211 assume 0 == ~st3~0; 2256#L212 assume ~send3~0 == ~id3~0; 2257#L213 assume 0 == ~mode3~0 % 256; 2344#L214 assume ~id4~0 >= 0; 2345#L215 assume 0 == ~st4~0; 2317#L216 assume ~send4~0 == ~id4~0; 2291#L217 assume 0 == ~mode4~0 % 256; 2292#L218 assume ~id5~0 >= 0; 2321#L219 assume 0 == ~st5~0; 2349#L220 assume ~send5~0 == ~id5~0; 2282#L221 assume 0 == ~mode5~0 % 256; 2278#L222 assume ~id1~0 != ~id2~0; 2279#L223 assume ~id1~0 != ~id3~0; 2272#L224 assume ~id1~0 != ~id4~0; 2273#L225 assume ~id1~0 != ~id5~0; 2268#L226 assume ~id2~0 != ~id3~0; 2269#L227 assume ~id2~0 != ~id4~0; 2288#L228 assume ~id2~0 != ~id5~0; 2289#L229 assume ~id3~0 != ~id4~0; 2262#L230 assume ~id3~0 != ~id5~0; 2263#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 2274#L201-1 init_#res := init_~tmp~0; 2305#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2307#L22 assume !(0 == assume_abort_if_not_~cond); 2308#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 2309#L422 [2021-11-02 22:48:14,328 INFO L793 eck$LassoCheckResult]: Loop: 2309#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2371#L71 assume !(0 != ~mode1~0 % 256); 2358#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 2359#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 2416#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2414#L102 assume !(0 != ~mode2~0 % 256); 2411#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 2410#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 2409#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2408#L127 assume !(0 != ~mode3~0 % 256); 2404#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 2402#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 2401#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2400#L152 assume !(0 != ~mode4~0 % 256); 2396#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 2394#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 2393#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2392#L177 assume !(0 != ~mode5~0 % 256); 2388#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 2386#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 2385#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2384#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2383#L335 assume !(~r1~0 % 256 >= 5); 2382#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2380#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 2377#L334-1 check_#res := check_~tmp~1; 2378#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2495#L427 assume !(0 == assert_~arg % 256); 2370#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2254#L71 assume 0 != ~mode1~0 % 256; 2255#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 2258#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2259#L78 assume !(node1_~m1~0 != ~nomsg~0); 2356#L78-1 ~mode1~0 := 0; 2357#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2470#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2471#L105 assume !(node2_~m2~0 != ~nomsg~0); 2562#L105-1 ~mode2~0 := 0; 2560#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2556#L127 assume !(0 != ~mode3~0 % 256); 2552#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 2541#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 2538#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2535#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2530#L155 assume !(node4_~m4~0 != ~nomsg~0); 2522#L155-1 ~mode4~0 := 0; 2517#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2516#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2515#L180 assume !(node5_~m5~0 != ~nomsg~0); 2507#L180-1 ~mode5~0 := 0; 2505#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2504#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2502#L335 assume !(~r1~0 % 256 >= 5); 2332#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2333#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 2379#L334-1 check_#res := check_~tmp~1; 2376#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2374#L427 assume !(0 == assert_~arg % 256); 2309#L422 [2021-11-02 22:48:14,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 6 times [2021-11-02 22:48:14,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229679249] [2021-11-02 22:48:14,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,358 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,393 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:14,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1509642790, now seen corresponding path program 1 times [2021-11-02 22:48:14,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915869764] [2021-11-02 22:48:14,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:14,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:14,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915869764] [2021-11-02 22:48:14,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915869764] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:14,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:14,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:14,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851916022] [2021-11-02 22:48:14,471 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:14,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:14,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:14,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:14,472 INFO L87 Difference]: Start difference. First operand 381 states and 553 transitions. cyclomatic complexity: 173 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:14,501 INFO L93 Difference]: Finished difference Result 383 states and 547 transitions. [2021-11-02 22:48:14,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:14,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 383 states and 547 transitions. [2021-11-02 22:48:14,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 346 [2021-11-02 22:48:14,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 383 states to 383 states and 547 transitions. [2021-11-02 22:48:14,513 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 383 [2021-11-02 22:48:14,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 383 [2021-11-02 22:48:14,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 383 states and 547 transitions. [2021-11-02 22:48:14,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:14,515 INFO L681 BuchiCegarLoop]: Abstraction has 383 states and 547 transitions. [2021-11-02 22:48:14,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states and 547 transitions. [2021-11-02 22:48:14,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 381. [2021-11-02 22:48:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 381 states have (on average 1.4304461942257218) internal successors, (545), 380 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 545 transitions. [2021-11-02 22:48:14,530 INFO L704 BuchiCegarLoop]: Abstraction has 381 states and 545 transitions. [2021-11-02 22:48:14,530 INFO L587 BuchiCegarLoop]: Abstraction has 381 states and 545 transitions. [2021-11-02 22:48:14,530 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-02 22:48:14,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 381 states and 545 transitions. [2021-11-02 22:48:14,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 344 [2021-11-02 22:48:14,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:14,534 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:14,573 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,573 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,573 INFO L791 eck$LassoCheckResult]: Stem: 3100#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 3087#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 3088#L201 assume 0 == ~r1~0 % 256; 3055#L202 assume ~id1~0 >= 0; 3056#L203 assume 0 == ~st1~0; 3073#L204 assume ~send1~0 == ~id1~0; 3034#L205 assume 0 == ~mode1~0 % 256; 3035#L206 assume ~id2~0 >= 0; 3022#L207 assume 0 == ~st2~0; 3023#L208 assume ~send2~0 == ~id2~0; 3086#L209 assume 0 == ~mode2~0 % 256; 3036#L210 assume ~id3~0 >= 0; 3037#L211 assume 0 == ~st3~0; 3024#L212 assume ~send3~0 == ~id3~0; 3025#L213 assume 0 == ~mode3~0 % 256; 3112#L214 assume ~id4~0 >= 0; 3113#L215 assume 0 == ~st4~0; 3085#L216 assume ~send4~0 == ~id4~0; 3059#L217 assume 0 == ~mode4~0 % 256; 3060#L218 assume ~id5~0 >= 0; 3089#L219 assume 0 == ~st5~0; 3117#L220 assume ~send5~0 == ~id5~0; 3049#L221 assume 0 == ~mode5~0 % 256; 3047#L222 assume ~id1~0 != ~id2~0; 3048#L223 assume ~id1~0 != ~id3~0; 3042#L224 assume ~id1~0 != ~id4~0; 3043#L225 assume ~id1~0 != ~id5~0; 3038#L226 assume ~id2~0 != ~id3~0; 3039#L227 assume ~id2~0 != ~id4~0; 3057#L228 assume ~id2~0 != ~id5~0; 3058#L229 assume ~id3~0 != ~id4~0; 3030#L230 assume ~id3~0 != ~id5~0; 3031#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 3044#L201-1 init_#res := init_~tmp~0; 3072#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3074#L22 assume !(0 == assume_abort_if_not_~cond); 3075#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 3076#L422 [2021-11-02 22:48:14,573 INFO L793 eck$LassoCheckResult]: Loop: 3076#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3119#L71 assume !(0 != ~mode1~0 % 256); 3109#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 3079#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 3080#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3097#L102 assume !(0 != ~mode2~0 % 256); 3098#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 3114#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 3115#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3398#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3397#L130 assume !(node3_~m3~0 != ~nomsg~0); 3394#L130-1 ~mode3~0 := 0; 3392#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3390#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3389#L155 assume !(node4_~m4~0 != ~nomsg~0); 3386#L155-1 ~mode4~0 := 0; 3384#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3383#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3382#L180 assume !(node5_~m5~0 != ~nomsg~0); 3132#L180-1 ~mode5~0 := 0; 3131#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3153#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3377#L335 assume !(~r1~0 % 256 >= 5); 3376#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3375#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 3374#L334-1 check_#res := check_~tmp~1; 3372#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3345#L427 assume !(0 == assert_~arg % 256); 3344#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3301#L71 assume 0 != ~mode1~0 % 256; 3300#L72 assume !(255 == ~r1~0 % 256); 3299#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3297#L78 assume !(node1_~m1~0 != ~nomsg~0); 3230#L78-1 ~mode1~0 := 0; 3295#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3293#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3292#L105 assume !(node2_~m2~0 != ~nomsg~0); 3218#L105-1 ~mode2~0 := 0; 3288#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3287#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3285#L130 assume !(node3_~m3~0 != ~nomsg~0); 3281#L130-1 ~mode3~0 := 0; 3279#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3278#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3276#L155 assume !(node4_~m4~0 != ~nomsg~0); 3191#L155-1 ~mode4~0 := 0; 3272#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3270#L177 assume !(0 != ~mode5~0 % 256); 3269#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 3156#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 3157#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3149#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3150#L335 assume !(~r1~0 % 256 >= 5); 3145#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3142#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 3133#L334-1 check_#res := check_~tmp~1; 3129#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3126#L427 assume !(0 == assert_~arg % 256); 3076#L422 [2021-11-02 22:48:14,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 7 times [2021-11-02 22:48:14,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287463872] [2021-11-02 22:48:14,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,601 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,640 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:14,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,643 INFO L85 PathProgramCache]: Analyzing trace with hash 845326646, now seen corresponding path program 1 times [2021-11-02 22:48:14,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540143815] [2021-11-02 22:48:14,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:14,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:14,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540143815] [2021-11-02 22:48:14,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540143815] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:14,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:14,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:14,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546553852] [2021-11-02 22:48:14,742 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:14,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:14,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:14,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:14,744 INFO L87 Difference]: Start difference. First operand 381 states and 545 transitions. cyclomatic complexity: 165 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:14,767 INFO L93 Difference]: Finished difference Result 693 states and 989 transitions. [2021-11-02 22:48:14,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:14,768 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 693 states and 989 transitions. [2021-11-02 22:48:14,776 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 656 [2021-11-02 22:48:14,784 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 693 states to 693 states and 989 transitions. [2021-11-02 22:48:14,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 693 [2021-11-02 22:48:14,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 693 [2021-11-02 22:48:14,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 693 states and 989 transitions. [2021-11-02 22:48:14,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:14,788 INFO L681 BuchiCegarLoop]: Abstraction has 693 states and 989 transitions. [2021-11-02 22:48:14,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states and 989 transitions. [2021-11-02 22:48:14,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 677. [2021-11-02 22:48:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 677 states, 677 states have (on average 1.4254062038404727) internal successors, (965), 676 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 965 transitions. [2021-11-02 22:48:14,808 INFO L704 BuchiCegarLoop]: Abstraction has 677 states and 965 transitions. [2021-11-02 22:48:14,808 INFO L587 BuchiCegarLoop]: Abstraction has 677 states and 965 transitions. [2021-11-02 22:48:14,808 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-02 22:48:14,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 677 states and 965 transitions. [2021-11-02 22:48:14,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 640 [2021-11-02 22:48:14,814 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:14,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:14,818 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,818 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:14,818 INFO L791 eck$LassoCheckResult]: Stem: 4181#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 4168#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 4169#L201 assume 0 == ~r1~0 % 256; 4136#L202 assume ~id1~0 >= 0; 4137#L203 assume 0 == ~st1~0; 4155#L204 assume ~send1~0 == ~id1~0; 4114#L205 assume 0 == ~mode1~0 % 256; 4115#L206 assume ~id2~0 >= 0; 4102#L207 assume 0 == ~st2~0; 4103#L208 assume ~send2~0 == ~id2~0; 4167#L209 assume 0 == ~mode2~0 % 256; 4116#L210 assume ~id3~0 >= 0; 4117#L211 assume 0 == ~st3~0; 4104#L212 assume ~send3~0 == ~id3~0; 4105#L213 assume 0 == ~mode3~0 % 256; 4192#L214 assume ~id4~0 >= 0; 4193#L215 assume 0 == ~st4~0; 4166#L216 assume ~send4~0 == ~id4~0; 4140#L217 assume 0 == ~mode4~0 % 256; 4141#L218 assume ~id5~0 >= 0; 4170#L219 assume 0 == ~st5~0; 4203#L220 assume ~send5~0 == ~id5~0; 4130#L221 assume 0 == ~mode5~0 % 256; 4128#L222 assume ~id1~0 != ~id2~0; 4129#L223 assume ~id1~0 != ~id3~0; 4122#L224 assume ~id1~0 != ~id4~0; 4123#L225 assume ~id1~0 != ~id5~0; 4118#L226 assume ~id2~0 != ~id3~0; 4119#L227 assume ~id2~0 != ~id4~0; 4138#L228 assume ~id2~0 != ~id5~0; 4139#L229 assume ~id3~0 != ~id4~0; 4110#L230 assume ~id3~0 != ~id5~0; 4111#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 4124#L201-1 init_#res := init_~tmp~0; 4154#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 4156#L22 assume !(0 == assume_abort_if_not_~cond); 4157#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 4158#L422 [2021-11-02 22:48:14,819 INFO L793 eck$LassoCheckResult]: Loop: 4158#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 4208#L71 assume !(0 != ~mode1~0 % 256); 4209#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 4752#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 4751#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 4667#L102 assume !(0 != ~mode2~0 % 256); 4665#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 4664#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 4663#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4662#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4661#L130 assume !(node3_~m3~0 != ~nomsg~0); 4658#L130-1 ~mode3~0 := 0; 4655#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 4653#L152 assume !(0 != ~mode4~0 % 256); 4648#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 4645#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 4640#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 4637#L177 assume !(0 != ~mode5~0 % 256); 4632#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 4629#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 4624#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 4621#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4619#L335 assume !(~r1~0 % 256 >= 5); 4617#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4614#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 4611#L334-1 check_#res := check_~tmp~1; 4607#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 4603#L427 assume !(0 == assert_~arg % 256); 4599#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 4594#L71 assume 0 != ~mode1~0 % 256; 4591#L72 assume !(255 == ~r1~0 % 256); 4587#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 4584#L78 assume !(node1_~m1~0 != ~nomsg~0); 4460#L78-1 ~mode1~0 := 0; 4461#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 4456#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 4457#L105 assume !(node2_~m2~0 != ~nomsg~0); 4445#L105-1 ~mode2~0 := 0; 4446#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4438#L127 assume !(0 != ~mode3~0 % 256); 4436#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 4434#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 4433#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 4432#L152 assume !(0 != ~mode4~0 % 256); 4428#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 4427#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 4426#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 4425#L177 assume !(0 != ~mode5~0 % 256); 4421#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 4420#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 4419#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 4418#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4317#L335 assume !(~r1~0 % 256 >= 5); 4214#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4213#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 4212#L334-1 check_#res := check_~tmp~1; 4211#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 4210#L427 assume !(0 == assert_~arg % 256); 4158#L422 [2021-11-02 22:48:14,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 8 times [2021-11-02 22:48:14,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754277357] [2021-11-02 22:48:14,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,842 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:14,866 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:14,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:14,867 INFO L85 PathProgramCache]: Analyzing trace with hash -165089266, now seen corresponding path program 1 times [2021-11-02 22:48:14,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:14,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160780357] [2021-11-02 22:48:14,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:14,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:14,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:14,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160780357] [2021-11-02 22:48:14,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160780357] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:14,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:14,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:14,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470180980] [2021-11-02 22:48:14,954 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:14,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:14,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:14,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:14,955 INFO L87 Difference]: Start difference. First operand 677 states and 965 transitions. cyclomatic complexity: 289 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:14,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:14,984 INFO L93 Difference]: Finished difference Result 1285 states and 1829 transitions. [2021-11-02 22:48:14,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:14,985 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1285 states and 1829 transitions. [2021-11-02 22:48:15,000 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1248 [2021-11-02 22:48:15,014 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1285 states to 1285 states and 1829 transitions. [2021-11-02 22:48:15,015 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1285 [2021-11-02 22:48:15,016 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1285 [2021-11-02 22:48:15,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1285 states and 1829 transitions. [2021-11-02 22:48:15,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:15,019 INFO L681 BuchiCegarLoop]: Abstraction has 1285 states and 1829 transitions. [2021-11-02 22:48:15,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states and 1829 transitions. [2021-11-02 22:48:15,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1221. [2021-11-02 22:48:15,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1221 states, 1221 states have (on average 1.4062244062244063) internal successors, (1717), 1220 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:15,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 1221 states and 1717 transitions. [2021-11-02 22:48:15,060 INFO L704 BuchiCegarLoop]: Abstraction has 1221 states and 1717 transitions. [2021-11-02 22:48:15,060 INFO L587 BuchiCegarLoop]: Abstraction has 1221 states and 1717 transitions. [2021-11-02 22:48:15,061 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-11-02 22:48:15,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1221 states and 1717 transitions. [2021-11-02 22:48:15,071 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1184 [2021-11-02 22:48:15,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:15,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:15,073 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:15,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:15,074 INFO L791 eck$LassoCheckResult]: Stem: 6149#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 6135#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 6136#L201 assume 0 == ~r1~0 % 256; 6103#L202 assume ~id1~0 >= 0; 6104#L203 assume 0 == ~st1~0; 6122#L204 assume ~send1~0 == ~id1~0; 6082#L205 assume 0 == ~mode1~0 % 256; 6083#L206 assume ~id2~0 >= 0; 6070#L207 assume 0 == ~st2~0; 6071#L208 assume ~send2~0 == ~id2~0; 6134#L209 assume 0 == ~mode2~0 % 256; 6084#L210 assume ~id3~0 >= 0; 6085#L211 assume 0 == ~st3~0; 6072#L212 assume ~send3~0 == ~id3~0; 6073#L213 assume 0 == ~mode3~0 % 256; 6167#L214 assume ~id4~0 >= 0; 6168#L215 assume 0 == ~st4~0; 6133#L216 assume ~send4~0 == ~id4~0; 6107#L217 assume 0 == ~mode4~0 % 256; 6108#L218 assume ~id5~0 >= 0; 6137#L219 assume 0 == ~st5~0; 6181#L220 assume ~send5~0 == ~id5~0; 6097#L221 assume 0 == ~mode5~0 % 256; 6095#L222 assume ~id1~0 != ~id2~0; 6096#L223 assume ~id1~0 != ~id3~0; 6090#L224 assume ~id1~0 != ~id4~0; 6091#L225 assume ~id1~0 != ~id5~0; 6086#L226 assume ~id2~0 != ~id3~0; 6087#L227 assume ~id2~0 != ~id4~0; 6105#L228 assume ~id2~0 != ~id5~0; 6106#L229 assume ~id3~0 != ~id4~0; 6078#L230 assume ~id3~0 != ~id5~0; 6079#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 6092#L201-1 init_#res := init_~tmp~0; 6121#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 6123#L22 assume !(0 == assume_abort_if_not_~cond); 6124#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 6125#L422 [2021-11-02 22:48:15,074 INFO L793 eck$LassoCheckResult]: Loop: 6125#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 6712#L71 assume !(0 != ~mode1~0 % 256); 6835#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 6834#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 6832#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 6831#L102 assume !(0 != ~mode2~0 % 256); 6827#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 6826#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 6825#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 6823#L127 assume !(0 != ~mode3~0 % 256); 6234#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 6152#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 6153#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 6657#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 6658#L155 assume !(node4_~m4~0 != ~nomsg~0); 7036#L155-1 ~mode4~0 := 0; 7035#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 7033#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 7032#L180 assume !(node5_~m5~0 != ~nomsg~0); 7029#L180-1 ~mode5~0 := 0; 7027#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 7026#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 7025#L335 assume !(~r1~0 % 256 >= 5); 7024#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 7023#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 7022#L334-1 check_#res := check_~tmp~1; 7021#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 7020#L427 assume !(0 == assert_~arg % 256); 7019#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 7018#L71 assume 0 != ~mode1~0 % 256; 6379#L72 assume !(255 == ~r1~0 % 256); 6370#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 6371#L78 assume !(node1_~m1~0 != ~nomsg~0); 6954#L78-1 ~mode1~0 := 0; 6953#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 6952#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 6352#L105 assume !(node2_~m2~0 != ~nomsg~0); 6346#L105-1 ~mode2~0 := 0; 6338#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 6339#L127 assume !(0 != ~mode3~0 % 256); 6334#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 6332#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 6330#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 6328#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 6127#L155 assume !(node4_~m4~0 != ~nomsg~0); 6774#L155-1 ~mode4~0 := 0; 6772#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 6770#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6768#L180 assume !(node5_~m5~0 != ~nomsg~0); 6764#L180-1 ~mode5~0 := 0; 6740#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 6741#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 6733#L335 assume !(~r1~0 % 256 >= 5); 6735#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 6727#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 6728#L334-1 check_#res := check_~tmp~1; 6721#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 6722#L427 assume !(0 == assert_~arg % 256); 6125#L422 [2021-11-02 22:48:15,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:15,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 9 times [2021-11-02 22:48:15,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:15,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195910826] [2021-11-02 22:48:15,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:15,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:15,096 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:15,130 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:15,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:15,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1611259732, now seen corresponding path program 1 times [2021-11-02 22:48:15,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:15,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504912016] [2021-11-02 22:48:15,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:15,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:15,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:15,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504912016] [2021-11-02 22:48:15,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504912016] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:15,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:15,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:15,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569155123] [2021-11-02 22:48:15,219 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:15,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:15,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:48:15,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:48:15,220 INFO L87 Difference]: Start difference. First operand 1221 states and 1717 transitions. cyclomatic complexity: 497 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:15,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:15,247 INFO L93 Difference]: Finished difference Result 1251 states and 1746 transitions. [2021-11-02 22:48:15,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:48:15,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1251 states and 1746 transitions. [2021-11-02 22:48:15,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1184 [2021-11-02 22:48:15,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1251 states to 1251 states and 1746 transitions. [2021-11-02 22:48:15,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1251 [2021-11-02 22:48:15,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1251 [2021-11-02 22:48:15,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1251 states and 1746 transitions. [2021-11-02 22:48:15,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:15,280 INFO L681 BuchiCegarLoop]: Abstraction has 1251 states and 1746 transitions. [2021-11-02 22:48:15,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states and 1746 transitions. [2021-11-02 22:48:15,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1243. [2021-11-02 22:48:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1243 states, 1243 states have (on average 1.3934030571198712) internal successors, (1732), 1242 states have internal predecessors, (1732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:15,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1732 transitions. [2021-11-02 22:48:15,315 INFO L704 BuchiCegarLoop]: Abstraction has 1243 states and 1732 transitions. [2021-11-02 22:48:15,315 INFO L587 BuchiCegarLoop]: Abstraction has 1243 states and 1732 transitions. [2021-11-02 22:48:15,316 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-11-02 22:48:15,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1243 states and 1732 transitions. [2021-11-02 22:48:15,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1184 [2021-11-02 22:48:15,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:15,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:15,328 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:15,328 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:15,329 INFO L791 eck$LassoCheckResult]: Stem: 8628#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 8613#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 8614#L201 assume 0 == ~r1~0 % 256; 8582#L202 assume ~id1~0 >= 0; 8583#L203 assume 0 == ~st1~0; 8600#L204 assume ~send1~0 == ~id1~0; 8560#L205 assume 0 == ~mode1~0 % 256; 8561#L206 assume ~id2~0 >= 0; 8548#L207 assume 0 == ~st2~0; 8549#L208 assume ~send2~0 == ~id2~0; 8612#L209 assume 0 == ~mode2~0 % 256; 8562#L210 assume ~id3~0 >= 0; 8563#L211 assume 0 == ~st3~0; 8552#L212 assume ~send3~0 == ~id3~0; 8553#L213 assume 0 == ~mode3~0 % 256; 8638#L214 assume ~id4~0 >= 0; 8639#L215 assume 0 == ~st4~0; 8611#L216 assume ~send4~0 == ~id4~0; 8587#L217 assume 0 == ~mode4~0 % 256; 8588#L218 assume ~id5~0 >= 0; 8615#L219 assume 0 == ~st5~0; 8645#L220 assume ~send5~0 == ~id5~0; 8576#L221 assume 0 == ~mode5~0 % 256; 8574#L222 assume ~id1~0 != ~id2~0; 8575#L223 assume ~id1~0 != ~id3~0; 8568#L224 assume ~id1~0 != ~id4~0; 8569#L225 assume ~id1~0 != ~id5~0; 8564#L226 assume ~id2~0 != ~id3~0; 8565#L227 assume ~id2~0 != ~id4~0; 8584#L228 assume ~id2~0 != ~id5~0; 8585#L229 assume ~id3~0 != ~id4~0; 8556#L230 assume ~id3~0 != ~id5~0; 8557#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 8570#L201-1 init_#res := init_~tmp~0; 8599#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 8601#L22 assume !(0 == assume_abort_if_not_~cond); 8602#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 8603#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 8677#L71 assume !(0 != ~mode1~0 % 256); 8673#L90 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite7 := ~p1_new~0; 8670#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 8669#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 8668#L102 assume !(0 != ~mode2~0 % 256); 8667#L115 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite8 := ~p2_new~0; 8666#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 8665#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 8664#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 8663#L130 [2021-11-02 22:48:15,329 INFO L793 eck$LassoCheckResult]: Loop: 8663#L130 assume !(node3_~m3~0 != ~nomsg~0); 8800#L130-1 ~mode3~0 := 0; 8795#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 8791#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 8788#L155 assume !(node4_~m4~0 != ~nomsg~0); 8784#L155-1 ~mode4~0 := 0; 8782#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 8778#L177 assume !(0 != ~mode5~0 % 256); 8773#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 8770#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 8746#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 8741#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 8736#L335 assume !(~r1~0 % 256 >= 5); 8730#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 8727#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 8724#L334-1 check_#res := check_~tmp~1; 8721#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 8718#L427 assume !(0 == assert_~arg % 256); 8715#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 8712#L71 assume 0 != ~mode1~0 % 256; 8703#L72 assume !(255 == ~r1~0 % 256); 8709#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 8700#L78 assume !(node1_~m1~0 != ~nomsg~0); 8699#L78-1 ~mode1~0 := 0; 9065#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 9063#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8972#L105 assume !(node2_~m2~0 != ~nomsg~0); 8966#L105-1 ~mode2~0 := 0; 8964#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 8963#L127 assume !(0 != ~mode3~0 % 256); 8962#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 8960#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 8958#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 8955#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 8890#L155 assume !(node4_~m4~0 != ~nomsg~0); 8884#L155-1 ~mode4~0 := 0; 8881#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 8878#L177 assume !(0 != ~mode5~0 % 256); 8876#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 8863#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 8857#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 8851#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 8843#L335 assume !(~r1~0 % 256 >= 5); 8844#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 9782#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 9781#L334-1 check_#res := check_~tmp~1; 9780#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 9779#L427 assume !(0 == assert_~arg % 256); 9777#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 9775#L71 assume !(0 != ~mode1~0 % 256); 8635#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 8606#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 8607#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 9787#L102 assume !(0 != ~mode2~0 % 256); 8650#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 9786#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 9785#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 8662#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 8663#L130 [2021-11-02 22:48:15,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:15,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1622186545, now seen corresponding path program 1 times [2021-11-02 22:48:15,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:15,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843339751] [2021-11-02 22:48:15,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:15,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:15,450 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:15,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843339751] [2021-11-02 22:48:15,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843339751] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:15,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:15,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-02 22:48:15,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874954939] [2021-11-02 22:48:15,451 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:48:15,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:15,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1438502754, now seen corresponding path program 1 times [2021-11-02 22:48:15,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:15,454 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231702640] [2021-11-02 22:48:15,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:15,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:15,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:15,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231702640] [2021-11-02 22:48:15,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231702640] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:15,524 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:15,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:15,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352435938] [2021-11-02 22:48:15,525 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:15,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:15,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-02 22:48:15,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:48:15,526 INFO L87 Difference]: Start difference. First operand 1243 states and 1732 transitions. cyclomatic complexity: 490 Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:15,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:15,918 INFO L93 Difference]: Finished difference Result 3618 states and 5036 transitions. [2021-11-02 22:48:15,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:48:15,919 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3618 states and 5036 transitions. [2021-11-02 22:48:15,962 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3552 [2021-11-02 22:48:16,000 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3618 states to 3618 states and 5036 transitions. [2021-11-02 22:48:16,001 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3618 [2021-11-02 22:48:16,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3618 [2021-11-02 22:48:16,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3618 states and 5036 transitions. [2021-11-02 22:48:16,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:16,013 INFO L681 BuchiCegarLoop]: Abstraction has 3618 states and 5036 transitions. [2021-11-02 22:48:16,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3618 states and 5036 transitions. [2021-11-02 22:48:16,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3618 to 2434. [2021-11-02 22:48:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2434 states, 2434 states have (on average 1.3919474116680361) internal successors, (3388), 2433 states have internal predecessors, (3388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2434 states and 3388 transitions. [2021-11-02 22:48:16,099 INFO L704 BuchiCegarLoop]: Abstraction has 2434 states and 3388 transitions. [2021-11-02 22:48:16,099 INFO L587 BuchiCegarLoop]: Abstraction has 2434 states and 3388 transitions. [2021-11-02 22:48:16,099 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-11-02 22:48:16,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2434 states and 3388 transitions. [2021-11-02 22:48:16,119 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2368 [2021-11-02 22:48:16,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:16,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:16,131 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:16,131 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:16,131 INFO L791 eck$LassoCheckResult]: Stem: 13515#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 13501#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 13502#L201 assume 0 == ~r1~0 % 256; 13465#L202 assume ~id1~0 >= 0; 13466#L203 assume 0 == ~st1~0; 13488#L204 assume ~send1~0 == ~id1~0; 13443#L205 assume 0 == ~mode1~0 % 256; 13444#L206 assume ~id2~0 >= 0; 13431#L207 assume 0 == ~st2~0; 13432#L208 assume ~send2~0 == ~id2~0; 13500#L209 assume 0 == ~mode2~0 % 256; 13445#L210 assume ~id3~0 >= 0; 13446#L211 assume 0 == ~st3~0; 13433#L212 assume ~send3~0 == ~id3~0; 13434#L213 assume 0 == ~mode3~0 % 256; 13529#L214 assume ~id4~0 >= 0; 13530#L215 assume 0 == ~st4~0; 13499#L216 assume ~send4~0 == ~id4~0; 13469#L217 assume 0 == ~mode4~0 % 256; 13470#L218 assume ~id5~0 >= 0; 13503#L219 assume 0 == ~st5~0; 13537#L220 assume ~send5~0 == ~id5~0; 13459#L221 assume 0 == ~mode5~0 % 256; 13457#L222 assume ~id1~0 != ~id2~0; 13458#L223 assume ~id1~0 != ~id3~0; 13451#L224 assume ~id1~0 != ~id4~0; 13452#L225 assume ~id1~0 != ~id5~0; 13447#L226 assume ~id2~0 != ~id3~0; 13448#L227 assume ~id2~0 != ~id4~0; 13467#L228 assume ~id2~0 != ~id5~0; 13468#L229 assume ~id3~0 != ~id4~0; 13439#L230 assume ~id3~0 != ~id5~0; 13440#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 13453#L201-1 init_#res := init_~tmp~0; 13487#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 13489#L22 assume !(0 == assume_abort_if_not_~cond); 13490#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 13491#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 13560#L71 assume !(0 != ~mode1~0 % 256); 13559#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 13556#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 13557#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 13552#L102 assume !(0 != ~mode2~0 % 256); 13553#L115 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite8 := ~p2_new~0; 13548#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 13549#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 13543#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 13544#L130 [2021-11-02 22:48:16,132 INFO L793 eck$LassoCheckResult]: Loop: 13544#L130 assume !(node3_~m3~0 != ~nomsg~0); 15711#L130-1 ~mode3~0 := 0; 15707#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 15700#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15701#L155 assume !(node4_~m4~0 != ~nomsg~0); 13526#L155-1 ~mode4~0 := 0; 13527#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 15814#L177 assume !(0 != ~mode5~0 % 256); 15812#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 13504#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 13476#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 13496#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 13478#L335 assume !(~r1~0 % 256 >= 5); 13479#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 15742#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 15741#L334-1 check_#res := check_~tmp~1; 15740#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 15738#L427 assume !(0 == assert_~arg % 256); 15736#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 15734#L71 assume 0 != ~mode1~0 % 256; 15390#L72 assume !(255 == ~r1~0 % 256); 15696#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15695#L78 assume !(node1_~m1~0 != ~nomsg~0); 13677#L78-1 ~mode1~0 := 0; 13567#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 13541#L102 assume !(0 != ~mode2~0 % 256); 13512#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 13531#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 13509#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 13510#L127 assume !(0 != ~mode3~0 % 256); 13528#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 13519#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 13520#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 13534#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 13540#L155 assume !(node4_~m4~0 != ~nomsg~0); 14945#L155-1 ~mode4~0 := 0; 14943#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 14940#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 14938#L180 assume !(node5_~m5~0 != ~nomsg~0); 14931#L180-1 ~mode5~0 := 0; 14924#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 14921#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 14918#L335 assume !(~r1~0 % 256 >= 5); 14916#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 14913#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 14911#L334-1 check_#res := check_~tmp~1; 14909#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 14907#L427 assume !(0 == assert_~arg % 256); 14905#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 14902#L71 assume !(0 != ~mode1~0 % 256); 14903#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 13570#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 15101#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 15093#L102 assume !(0 != ~mode2~0 % 256); 15094#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 15722#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 15721#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 15720#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 13544#L130 [2021-11-02 22:48:16,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:16,134 INFO L85 PathProgramCache]: Analyzing trace with hash -812839919, now seen corresponding path program 1 times [2021-11-02 22:48:16,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:16,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809053579] [2021-11-02 22:48:16,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:16,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:16,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:16,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809053579] [2021-11-02 22:48:16,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809053579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:16,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:16,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-02 22:48:16,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022016277] [2021-11-02 22:48:16,267 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:48:16,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:16,267 INFO L85 PathProgramCache]: Analyzing trace with hash 331075170, now seen corresponding path program 1 times [2021-11-02 22:48:16,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:16,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526527004] [2021-11-02 22:48:16,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:16,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:16,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:16,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526527004] [2021-11-02 22:48:16,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526527004] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:16,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:16,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:48:16,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824007598] [2021-11-02 22:48:16,347 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 22:48:16,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:48:16,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-02 22:48:16,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:48:16,349 INFO L87 Difference]: Start difference. First operand 2434 states and 3388 transitions. cyclomatic complexity: 955 Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:16,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:48:16,746 INFO L93 Difference]: Finished difference Result 7170 states and 9945 transitions. [2021-11-02 22:48:16,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:48:16,747 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7170 states and 9945 transitions. [2021-11-02 22:48:16,817 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7104 [2021-11-02 22:48:16,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7170 states to 7170 states and 9945 transitions. [2021-11-02 22:48:16,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7170 [2021-11-02 22:48:16,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7170 [2021-11-02 22:48:16,904 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7170 states and 9945 transitions. [2021-11-02 22:48:16,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:48:16,916 INFO L681 BuchiCegarLoop]: Abstraction has 7170 states and 9945 transitions. [2021-11-02 22:48:16,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7170 states and 9945 transitions. [2021-11-02 22:48:17,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7170 to 4802. [2021-11-02 22:48:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4802 states, 4802 states have (on average 1.387963348604748) internal successors, (6665), 4801 states have internal predecessors, (6665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:48:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 4802 states and 6665 transitions. [2021-11-02 22:48:17,083 INFO L704 BuchiCegarLoop]: Abstraction has 4802 states and 6665 transitions. [2021-11-02 22:48:17,083 INFO L587 BuchiCegarLoop]: Abstraction has 4802 states and 6665 transitions. [2021-11-02 22:48:17,083 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-11-02 22:48:17,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4802 states and 6665 transitions. [2021-11-02 22:48:17,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4736 [2021-11-02 22:48:17,109 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:48:17,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:48:17,114 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:17,114 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:48:17,114 INFO L791 eck$LassoCheckResult]: Stem: 23140#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(34);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 23121#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~ret33, main_#t~ret34, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet12;havoc main_#t~nondet12;~id1~0 := main_#t~nondet13;havoc main_#t~nondet13;~st1~0 := main_#t~nondet14;havoc main_#t~nondet14;~send1~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode1~0 := main_#t~nondet16;havoc main_#t~nondet16;~id2~0 := main_#t~nondet17;havoc main_#t~nondet17;~st2~0 := main_#t~nondet18;havoc main_#t~nondet18;~send2~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~id4~0 := main_#t~nondet25;havoc main_#t~nondet25;~st4~0 := main_#t~nondet26;havoc main_#t~nondet26;~send4~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode4~0 := main_#t~nondet28;havoc main_#t~nondet28;~id5~0 := main_#t~nondet29;havoc main_#t~nondet29;~st5~0 := main_#t~nondet30;havoc main_#t~nondet30;~send5~0 := main_#t~nondet31;havoc main_#t~nondet31;~mode5~0 := main_#t~nondet32;havoc main_#t~nondet32;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 23122#L201 assume 0 == ~r1~0 % 256; 23091#L202 assume ~id1~0 >= 0; 23092#L203 assume 0 == ~st1~0; 23109#L204 assume ~send1~0 == ~id1~0; 23069#L205 assume 0 == ~mode1~0 % 256; 23070#L206 assume ~id2~0 >= 0; 23057#L207 assume 0 == ~st2~0; 23058#L208 assume ~send2~0 == ~id2~0; 23120#L209 assume 0 == ~mode2~0 % 256; 23071#L210 assume ~id3~0 >= 0; 23072#L211 assume 0 == ~st3~0; 23061#L212 assume ~send3~0 == ~id3~0; 23062#L213 assume 0 == ~mode3~0 % 256; 23150#L214 assume ~id4~0 >= 0; 23151#L215 assume 0 == ~st4~0; 23119#L216 assume ~send4~0 == ~id4~0; 23096#L217 assume 0 == ~mode4~0 % 256; 23097#L218 assume ~id5~0 >= 0; 23123#L219 assume 0 == ~st5~0; 23160#L220 assume ~send5~0 == ~id5~0; 23087#L221 assume 0 == ~mode5~0 % 256; 23083#L222 assume ~id1~0 != ~id2~0; 23084#L223 assume ~id1~0 != ~id3~0; 23077#L224 assume ~id1~0 != ~id4~0; 23078#L225 assume ~id1~0 != ~id5~0; 23073#L226 assume ~id2~0 != ~id3~0; 23074#L227 assume ~id2~0 != ~id4~0; 23093#L228 assume ~id2~0 != ~id5~0; 23094#L229 assume ~id3~0 != ~id4~0; 23067#L230 assume ~id3~0 != ~id5~0; 23068#L231 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 23079#L201-1 init_#res := init_~tmp~0; 23108#L326 main_#t~ret33 := init_#res;main_~i2~0 := main_#t~ret33;havoc main_#t~ret33;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 23110#L22 assume !(0 == assume_abort_if_not_~cond); 23111#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 23112#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 23179#L71 assume !(0 != ~mode1~0 % 256); 23178#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 23175#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 23176#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 23171#L102 assume !(0 != ~mode2~0 % 256); 23172#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 23167#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 23168#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 23162#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 23163#L130 [2021-11-02 22:48:17,115 INFO L793 eck$LassoCheckResult]: Loop: 23163#L130 assume !(node3_~m3~0 != ~nomsg~0); 27153#L130-1 ~mode3~0 := 0; 27149#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 27148#L152 assume !(0 != ~mode4~0 % 256); 27147#L165 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 27146#L165-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 27145#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 27141#L177 assume !(0 != ~mode5~0 % 256); 27137#L190 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 27127#L190-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 27122#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 27115#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 27110#L335 assume !(~r1~0 % 256 >= 5); 27103#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 27098#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 27093#L334-1 check_#res := check_~tmp~1; 27089#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 27085#L427 assume !(0 == assert_~arg % 256); 26973#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 25531#L71 assume 0 != ~mode1~0 % 256; 25529#L72 assume !(255 == ~r1~0 % 256); 25527#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 25525#L78 assume !(node1_~m1~0 != ~nomsg~0); 25515#L78-1 ~mode1~0 := 0; 26411#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 26409#L102 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 26406#L105 assume !(node2_~m2~0 != ~nomsg~0); 26407#L105-1 ~mode2~0 := 0; 27653#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 27651#L127 assume !(0 != ~mode3~0 % 256); 27649#L140 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 27647#L140-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 27645#L127-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 27503#L152 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 27245#L155 assume !(node4_~m4~0 != ~nomsg~0); 27493#L155-1 ~mode4~0 := 0; 27491#L152-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 27487#L177 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 27481#L180 assume !(node5_~m5~0 != ~nomsg~0); 27474#L180-1 ~mode5~0 := 0; 27471#L177-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 27469#L334 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 27467#L335 assume !(~r1~0 % 256 >= 5); 27465#L338 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 27463#L339 assume ~r1~0 % 256 < 5;check_~tmp~1 := 1; 27461#L334-1 check_#res := check_~tmp~1; 27459#L354 main_#t~ret34 := check_#res;main_~c1~0 := main_#t~ret34;havoc main_#t~ret34;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 27457#L427 assume !(0 == assert_~arg % 256); 27455#L422 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 27453#L71 assume !(0 != ~mode1~0 % 256); 27180#L90 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 27178#L90-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 27176#L71-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 27174#L102 assume !(0 != ~mode2~0 % 256); 24879#L115 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 23770#L115-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 27162#L102-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 27160#L127 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 23163#L130 [2021-11-02 22:48:17,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:17,115 INFO L85 PathProgramCache]: Analyzing trace with hash -812899501, now seen corresponding path program 1 times [2021-11-02 22:48:17,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:17,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414110776] [2021-11-02 22:48:17,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:17,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:48:17,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:48:17,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:48:17,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414110776] [2021-11-02 22:48:17,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414110776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:48:17,157 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:48:17,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:48:17,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470987394] [2021-11-02 22:48:17,158 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:48:17,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:48:17,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1312312862, now seen corresponding path program 1 times [2021-11-02 22:48:17,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:48:17,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613656162] [2021-11-02 22:48:17,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:48:17,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:48:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:17,178 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:48:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:48:17,210 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:48:20,122 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:48:20,122 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:48:20,122 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:48:20,122 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:48:20,122 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 22:48:20,122 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:48:20,122 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:48:20,122 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:48:20,122 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.1.ufo.UNBOUNDED.pals.c_Iteration13_Loop [2021-11-02 22:48:20,123 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:48:20,123 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:48:20,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:20,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:48:21,304 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-02 22:48:21,890 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 16384 conjuctions. This might take some time... [2021-11-02 22:49:46,246 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 16384 conjuctions.