./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be --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 64bit --witnessprinter.graph.data.programhash ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:28:06,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:28:06,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:28:06,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:28:06,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:28:06,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:28:06,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:28:06,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:28:06,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:28:06,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:28:06,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:28:06,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:28:06,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:28:06,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:28:06,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:28:06,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:28:06,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:28:06,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:28:06,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:28:06,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:28:06,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:28:06,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:28:06,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:28:06,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:28:06,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:28:06,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:28:06,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:28:06,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:28:06,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:28:06,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:28:06,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:28:06,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:28:06,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:28:06,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:28:06,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:28:06,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:28:06,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:28:06,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:28:06,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:28:06,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:28:06,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:28:06,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 20:28:06,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:28:06,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:28:06,977 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:28:06,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:28:06,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:28:06,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:28:06,981 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:28:06,981 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:28:06,981 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:28:06,982 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:28:06,983 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:28:06,983 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:28:06,984 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:28:06,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:28:06,984 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:28:06,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:28:06,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:28:06,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:28:06,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:28:06,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:28:06,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:28:06,990 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:28:06,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:28:06,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:28:06,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:28:06,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:28:06,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:28:06,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:28:06,996 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:28:06,998 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:28:06,998 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_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e [2021-10-21 20:28:07,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:28:07,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:28:07,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:28:07,369 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:28:07,370 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:28:07,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-21 20:28:07,479 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/data/e54a1bd23/808dec5df4784421870c86c1265e10d3/FLAG2ffdbefd2 [2021-10-21 20:28:08,009 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:28:08,010 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-21 20:28:08,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/data/e54a1bd23/808dec5df4784421870c86c1265e10d3/FLAG2ffdbefd2 [2021-10-21 20:28:08,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/data/e54a1bd23/808dec5df4784421870c86c1265e10d3 [2021-10-21 20:28:08,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:28:08,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:28:08,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:28:08,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:28:08,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:28:08,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1536e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08, skipping insertion in model container [2021-10-21 20:28:08,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:28:08,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:28:08,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:28:08,640 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:28:08,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:28:08,669 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:28:08,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08 WrapperNode [2021-10-21 20:28:08,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:28:08,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:28:08,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:28:08,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:28:08,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:28:08,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:28:08,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:28:08,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:28:08,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:28:08,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:28:08,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:28:08,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:28:08,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (1/1) ... [2021-10-21 20:28:08,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:08,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:08,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:08,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:28:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 20:28:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 20:28:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:28:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:28:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 20:28:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2021-10-21 20:28:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2021-10-21 20:28:09,034 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:28:09,034 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-21 20:28:09,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:09 BoogieIcfgContainer [2021-10-21 20:28:09,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:28:09,038 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:28:09,038 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:28:09,042 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:28:09,043 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:28:09,043 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:28:08" (1/3) ... [2021-10-21 20:28:09,045 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b017798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:28:09, skipping insertion in model container [2021-10-21 20:28:09,045 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:28:09,045 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:08" (2/3) ... [2021-10-21 20:28:09,046 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b017798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:28:09, skipping insertion in model container [2021-10-21 20:28:09,046 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:28:09,046 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:09" (3/3) ... [2021-10-21 20:28:09,048 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_strlen_malloc.i [2021-10-21 20:28:09,101 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:28:09,101 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:28:09,101 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:28:09,102 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:28:09,102 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:28:09,102 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:28:09,102 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:28:09,102 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:28:09,120 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-21 20:28:09,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 20:28:09,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:28:09,148 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:28:09,156 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:28:09,156 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:28:09,156 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:28:09,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-21 20:28:09,161 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 20:28:09,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:28:09,161 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:28:09,162 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:28:09,162 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:28:09,171 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~ret5.base, main_#t~ret5.offset, main_#t~ret6;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~nondet1, build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset, build_nondet_String_~length~0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length~0 := build_nondet_String_#t~nondet1;havoc build_nondet_String_#t~nondet1; 17#L11true assume !(build_nondet_String_~length~0 < 1); 11#L11-2true call build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset := #Ultimate.allocOnHeap(build_nondet_String_~length~0);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;havoc build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length~0 - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 3#L16true main_#t~ret5.base, main_#t~ret5.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset; 7#L30true call main_#t~ret6 := rec_cstrlen(main_#t~ret5.base, main_#t~ret5.offset);< 12#rec_cstrlenENTRYtrue [2021-10-21 20:28:09,171 INFO L793 eck$LassoCheckResult]: Loop: 12#rec_cstrlenENTRYtrue ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem3 := read~int(~s.base, ~s.offset, 1); 9#L22true assume !(0 == #t~mem3);havoc #t~mem3; 16#L25true call #t~ret4 := rec_cstrlen(~s.base, 1 + ~s.offset);< 12#rec_cstrlenENTRYtrue [2021-10-21 20:28:09,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:09,179 INFO L82 PathProgramCache]: Analyzing trace with hash 889568275, now seen corresponding path program 1 times [2021-10-21 20:28:09,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:09,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926070851] [2021-10-21 20:28:09,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:09,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,322 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:28:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,377 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:28:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:09,381 INFO L82 PathProgramCache]: Analyzing trace with hash 46806, now seen corresponding path program 1 times [2021-10-21 20:28:09,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:09,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179213913] [2021-10-21 20:28:09,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:09,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,396 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:28:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,426 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:28:09,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:09,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1180281220, now seen corresponding path program 1 times [2021-10-21 20:28:09,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:09,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055554906] [2021-10-21 20:28:09,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:09,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,491 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:28:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:28:09,536 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:28:10,468 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:28:10,469 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:28:10,470 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:28:10,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:28:10,470 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:28:10,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:10,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:28:10,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:28:10,471 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strlen_malloc.i_Iteration1_Lasso [2021-10-21 20:28:10,472 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:28:10,472 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:28:10,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:28:10,926 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:28:10,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:28:10,934 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:10,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:10,936 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:10,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:28:10,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:10,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:10,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:10,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:10,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:10,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:10,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:10,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:10,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,026 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:28:11,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,119 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:28:11,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-21 20:28:11,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:28:11,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,234 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,236 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:28:11,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-21 20:28:11,280 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,281 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,320 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 [2021-10-21 20:28:11,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:28:11,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:28:11,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:11,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:28:11,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,481 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:28:11,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,528 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:28:11,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,612 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:28:11,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,710 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:28:11,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,790 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:28:11,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-21 20:28:11,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,833 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:28:11,839 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 [2021-10-21 20:28:11,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,914 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:28:11,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:11,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:11,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:11,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:11,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:11,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:11,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:11,959 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:11,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:28:11,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:11,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:11,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:11,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:11,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:11,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:28:11,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:12,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,051 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:28:12,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:12,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:12,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:12,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:28:12,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:12,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,122 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:28:12,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:28:12,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:12,133 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:28:12,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:28:12,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:28:12,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,172 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,174 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:28:12,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:12,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:12,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:28:12,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:12,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-21 20:28:12,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,229 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:28:12,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:12,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:12,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:28:12,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:12,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,287 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:28:12,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,299 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-21 20:28:12,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:12,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,323 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:28:12,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:12,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:28:12,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,391 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:28:12,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:28:12,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:28:12,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:28:12,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:28:12,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:28:12,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:28:12,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:28:12,434 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:28:12,458 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-21 20:28:12,458 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-21 20:28:12,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:28:12,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,475 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:28:12,485 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:28:12,508 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 20:28:12,508 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:28:12,508 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length rec_cstrlen_#in~s.base)_1, rec_cstrlen_#in~s.offset) = 1*v_rep(select #length rec_cstrlen_#in~s.base)_1 - 1*rec_cstrlen_#in~s.offset Supporting invariants [] [2021-10-21 20:28:12,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,567 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-10-21 20:28:12,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:12,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:28:12,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:12,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-21 20:28:12,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:12,869 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 20:28:12,871 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:12,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:12,990 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 36 transitions. Complement of second has 8 states. [2021-10-21 20:28:12,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:28:12,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2021-10-21 20:28:12,996 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-21 20:28:12,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:28:12,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-21 20:28:12,999 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:28:12,999 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2021-10-21 20:28:13,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:28:13,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2021-10-21 20:28:13,010 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:28:13,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2021-10-21 20:28:13,014 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:28:13,014 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:28:13,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:28:13,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:28:13,015 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:28:13,015 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:28:13,015 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:28:13,016 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:28:13,016 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:28:13,016 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:28:13,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:28:13,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:28:13 BoogieIcfgContainer [2021-10-21 20:28:13,023 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:28:13,025 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:28:13,025 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:28:13,025 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:28:13,026 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:09" (3/4) ... [2021-10-21 20:28:13,030 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:28:13,030 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:28:13,032 INFO L168 Benchmark]: Toolchain (without parser) took 4649.80 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 67.5 MB in the beginning and 97.0 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:13,033 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 109.1 MB. Free memory is still 83.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:13,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.23 ms. Allocated memory is still 109.1 MB. Free memory was 67.3 MB in the beginning and 83.8 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:13,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.59 ms. Allocated memory is still 109.1 MB. Free memory was 83.8 MB in the beginning and 82.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:13,037 INFO L168 Benchmark]: Boogie Preprocessor took 24.82 ms. Allocated memory is still 109.1 MB. Free memory was 82.6 MB in the beginning and 81.7 MB in the end (delta: 953.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:13,043 INFO L168 Benchmark]: RCFGBuilder took 304.93 ms. Allocated memory is still 109.1 MB. Free memory was 81.7 MB in the beginning and 72.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:13,044 INFO L168 Benchmark]: BuchiAutomizer took 3985.73 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 72.2 MB in the beginning and 97.0 MB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:13,045 INFO L168 Benchmark]: Witness Printer took 5.07 ms. Allocated memory is still 132.1 MB. Free memory is still 97.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:13,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 109.1 MB. Free memory is still 83.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 284.23 ms. Allocated memory is still 109.1 MB. Free memory was 67.3 MB in the beginning and 83.8 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.59 ms. Allocated memory is still 109.1 MB. Free memory was 83.8 MB in the beginning and 82.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.82 ms. Allocated memory is still 109.1 MB. Free memory was 82.6 MB in the beginning and 81.7 MB in the end (delta: 953.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 304.93 ms. Allocated memory is still 109.1 MB. Free memory was 81.7 MB in the beginning and 72.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3985.73 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 72.2 MB in the beginning and 97.0 MB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.07 ms. Allocated memory is still 132.1 MB. Free memory is still 97.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.2ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital91 mio100 ax100 hnf100 lsp93 ukn65 mio100 lsp48 div100 bol100 ite100 ukn100 eq166 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 65ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:28:13,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eaffffe-7fc1-4f58-ada3-8e9c232343fb/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...